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import std.stdio, std.array, std.string, std.conv, std.algorithm; import std.typecons, std.range, std.random, std.math, std.container; import std.numeric, std.bigint, core.bitop, std.bitmanip; void main() { auto S = readln.chomp; auto N = S.length.to!int; string A = ""; string B = ""; foreach (i; 0..N) { if (S[i] == '1') A ~= S[i]; else B ~= S[i]; } if (B.empty) { A.writeln; return; } int x = B.length.to!int; foreach (i; 0..B.length.to!int) { if (B[i] == '2') { x = i; break; } } writeln(B[0..x] ~ A ~ B[x..$]); }
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// Cheese-Cracker: cheese-cracker.github.io void theCode(){ ll l = scan; ll r = scan; if(l == r){ writeln(0); return; } ll d = r/2 + 1; d = max(l, d); writeln(r % d); } void main(){ long tests = scan; // Toggle! while(tests--) theCode(); } /********* That's All Folks! *********/ import std.stdio, std.random, std.functional, std.container, std.algorithm; import std.numeric, std.range, std.typecons, std.string, std.math, std.conv; string[] tk; T scan(T=long)(){while(!tk.length)tk = readln.split; string a=tk.front; tk.popFront; return a.to!T;} T[] scanArray(T=long)(){ auto r = readln.split.to!(T[]); return r; } void show(A...)(A a){ debug{ foreach(t; a){stderr.write(t, "| ");} stderr.writeln; } } alias ll = long, tup = Tuple!(long, "x", long, "y");
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import std.stdio, std.algorithm, std.conv, std.string; void main(){ while(true){ ulong[int] sales; int[] order; int data=readln.chomp.to!int; if(data==0)break; foreach(_;0..data){ auto inp=readln.split.map!(to!int); int id=inp[0],sale=inp[1],num=inp[2]; if(id in sales){ sales[id]+=sale*num; }else{ order~=id; sales[id]=sale*num; } } bool na=true; foreach(id;order){ if(sales[id]>=1_000_000){ id.writeln; na=false; } } na&&"NA".writeln; } }
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import std.stdio, std.conv, std.functional, std.string; import std.algorithm, std.array, std.container, std.range, std.typecons; import std.numeric, std.math, std.random; import core.bitop; string FMT_F = "%.10f"; static string[] s_rd; T RD(T = long)() { while(!s_rd.length) s_rd = readln.chomp.split; string res = s_rd[0]; s_rd.popFront; return res.to!T; } string RDR()() { return readln.chomp; } T[] ARR(T = long)(in string str, T fix = 0) { auto r = str.split.to!(T[]); r[] += fix; return r; } size_t[] MAKE_IDX(alias less = "a < b", Range)(Range range) { auto idx = new size_t[](range.length); makeIndex!(less)(range, idx); return idx;} size_t MIN_POS(alias less = "a < b", Range)(Range range) { auto r = minPos!(less)(range); return range.length - r.length; } bool inside(T)(T x, T b, T e) { return x >= b && x < e; } long lcm(long x, long y) { return x * y / gcd(x, y); } long mod = 10^^9 + 7; //long mod = 998244353; //long mod = 1_000_003; void moda(ref long x, long y) { x = (x + y) % mod; } void mods(ref long x, long y) { x = ((x + mod) - (y % mod)) % mod; } void modm(ref long x, long y) { x = (x * y) % mod; } void main() { auto a = RD; auto b = RD; auto d = b - a; long h; foreach (i; 1..d+1) { h += i; } writeln(h - b); stdout.flush(); debug readln(); }
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import std.stdio, std.conv, std.array, std.string, std.algorithm, std.container, std.range, core.stdc.stdlib, std.math, std.typecons; T[][] combinations(T)(T[] s, in int m) { if (!m) return [[]]; if (s.empty) return []; return s[1 .. $].combinations(m - 1).map!(x => s[0] ~ x).array ~ s[1 .. $].combinations(m); } void main() { auto s = readln.to!(char[]); s[0]++; writeln(s); }
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import std.stdio, std.conv, std.string, std.math, std.algorithm; void main(){ auto ip = readln.chomp; if(ip[0] == 'H'){ if(ip[2] == 'H') 'H'.writeln; else if(ip[2] == 'D') 'D'.writeln; } else if(ip[0] == 'D') { if(ip[2] == 'H') 'D'.writeln; else if(ip[2] == 'D') 'H'.writeln; } }
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import std; long calc(long[] a) { long ans = 0; long[long] d; for (int i = 0; i < a.length; i++) { ans += d.get(i + 1 - a[i], 0); d[i + 1 + a[i]]++; } return ans; } void main() { read; auto a = reads!long; writeln(calc(a)); } void scan(T...)(ref T a) { string[] ss = readln.split; foreach (i, t; T) a[i] = ss[i].to!t; } T read(T=string)() { return readln.chomp.to!T; } T[] reads(T)() { return readln.split.to!(T[]); } alias readints = reads!int;
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import std.stdio, std.conv, std.string, std.array, std.math, std.regex, std.range, std.ascii, std.numeric, std.random; import std.typecons, std.functional, std.traits,std.concurrency; import std.algorithm, std.container; import core.bitop, core.time, core.memory; import std.bitmanip; import std.regex; enum INF = long.max/3; enum MOD = 10L^^9+7; T[] scanArray(T = long)() { static char[] scanBuf; readln(scanBuf); return scanBuf.split.to!(T[]); } dchar scanChar() { import core.stdc.stdlib; int c = ' '; while (isWhite(c) && c != -1) { c = getchar; } return cast(dchar)c; } T scanElem(T = long)() { import core.stdc.stdlib; static auto scanBuf = appender!(char[])([]); scanBuf.clear; int c = ' '; while (isWhite(c) && c != -1) { c = getchar; } while (!isWhite(c) && c != -1) { scanBuf ~= cast(char) c; c = getchar; } return scanBuf.data.to!T; } dchar[] scanString(){ return scanElem!(dchar[]); } void main() { auto A = scanString; auto B = scanString; auto C = scanString; write(A[0], B[1], C[2], '\n'); }
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// import chie template :) {{{ import std.stdio, std.algorithm, std.array, std.string, std.math, std.conv, std.range, std.container, std.bigint, std.ascii, std.typecons; // }}} // nep.scanner {{{ class Scanner { import std.stdio; import std.conv : to; import std.array : split; import std.string : chomp; private File file; private char[][] str; private size_t idx; this(File file = stdin) { this.file = file; this.idx = 0; } private char[] next() { if (idx < str.length) { return str[idx++]; } char[] s; while (s.length == 0) { s = file.readln.chomp.to!(char[]); } str = s.split; idx = 0; return str[idx++]; } T next(T)() { return next.to!(T); } T[] nextArray(T)(size_t len) { T[] ret = new T[len]; foreach (ref c; ret) { c = next!(T); } return ret; } void scan()() {} void scan(T, S...)(ref T x, ref S args) { x = next!(T); scan(args); } } // }}} void main() { auto cin = new Scanner; int n = cin.next!int; auto s = cin.nextArray!(string)(n); int m = cin.next!int; auto t = cin.nextArray!(string)(m); auto a = s ~ t; int ma = 0; foreach(i; a) { int cnt; foreach(j; s) { if (j == i) cnt++; } foreach(j; t) { if (j == i) cnt--; } ma = max(ma, cnt); } writeln(ma); }
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import core.bitop, std.algorithm, std.ascii, std.bigint, std.conv, std.math, std.functional, std.numeric, std.range, std.stdio, std.string, std.random, std.typecons, std.container, std.format; // dfmt off T lread(T = long)(){return readln.chomp.to!T();} T[] lreads(T = long)(long n){return generate(()=>readln.chomp.to!T()).take(n).array();} T[] aryread(T = long)(){return readln.split.to!(T[])();} void scan(TList...)(ref TList Args){auto line = readln.split(); foreach (i, T; TList){T val = line[i].to!(T);Args[i] = val;}} alias sread = () => readln.chomp();enum MOD = 10 ^^ 9 + 7; alias PQueue(T, alias less = "a<b") = BinaryHeap!(Array!T, less); // dfmt on void main() { long A, B, N; scan(A, B, N); long x = min(N, B - 1); writeln((A * x) / B - A * (x / B)); // foreach (x; 1 .. N + 1) // { // writefln("%s %s", x, (A * x) / B - A * (x / B)); // } }
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import std.stdio, std.string, std.conv, std.algorithm; import std.range, std.array, std.math, std.typecons, std.functional; void main() { char[] s = readln.chomp.to!(char[]); int n = s.length.to!int; bool[] app = new bool[](26); foreach (ch ; s) { app[ch - 'a'] = 1; } debug { writeln("app:", app); } if (app.sum == 1) { writeln(0); return; } int ans = 200; foreach (alp ; 0 .. 26) { if (!app[alp]) continue; auto sc = s.dup; int cnt; debug { writeln((alp + 'a').to!char); } foreach (i ; 0 .. n - 1) { foreach (j ; 0 .. n - 1 - i) { if (sc[j + 1] == (alp + 'a')) { sc[j] = sc[j + 1]; } } debug { writeln("sc:", sc); } bool flag = true; foreach (j ; 0 .. n - 1 - i - 1) { if (sc[j] != sc[j + 1]) { flag = false; } } cnt++; if (flag) { break; } } ans = min(ans, cnt); } writeln(ans); } void scan(T...)(ref T args) { auto line = readln.split; foreach (ref arg ; args) { arg = line.front.to!(typeof(arg)); line.popFront(); } assert(line.empty); }
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import std.algorithm; import std.range; import std.stdio; import std.typecons; import std.traits; import std.array; struct Input { T next(T)() { import std.conv; return to!T(nextWord); } string nextWord() { if (_nextWords.empty) _nextWords.insertFront(readln().split); string word = _nextWords.front; _nextWords.removeFront; return word; } import std.container; DList!string _nextWords; } Input input; void read(T...)(ref T args) { import std.traits; static foreach(i; 0 .. T.length) static if(isArray!(T[i]) && !is(T[i] == string)) foreach(ref e; args[i]) read(e); else static if(isTuple!(T[i])) static foreach(n; 0 .. T[i].Types.length) read(args[i][n]); else args[i] = input.next!(typeof(args[i]))(); } auto itup(alias k, alias F)() { alias T = Parameters!F; foreach(i; 0 .. k) { T t; get(t); F(t); } } alias get = read; void wone(T)(T t, char end) { static if(isArray!T && !is(T == string)) { foreach(i; 0 .. t.length - 1) write(t[i], ' '); write(t[$ - 1], end); } else write(t, end); } void wr(T...)(T t) { static foreach(i; 0 .. T.length) static if(i + 1 < T.length) wone(t[i], ' '); else wone(t[i], '\n'); } void ans(T...)(T t) { import core.stdc.stdlib; wr(t); exit(0); } void main() { int n, k; get(n, k); string str; get(str); bool[26] ap = false; foreach(i; 0 .. k) { string r; get(r); ap[r[0] - 'a'] = true; } int i = 0; long res = 0; for(; i < str.length;) { long count = 0; while(i < str.length && ap[str[i] - 'a']) { count++; i++; } res += count * (count + 1) / 2; if(!count) i++; } ans(res); }
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import core.bitop; import std.algorithm; import std.ascii; import std.bigint; import std.conv; import std.functional; import std.math; import std.numeric; import std.range; import std.stdio; import std.string; import std.random; T lread(T = long)() { return readln.chomp.to!T(); } T[] aryread(T = long)() { return readln.split.to!(T[])(); } alias sread = () => readln.chomp(); void main() { auto str = sread(); long cnt; foreach(c;str){ cnt += (c == '2')? 1:0; } cnt.writeln; }
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import std.stdio, std.string, std.conv; import std.range, std.algorithm, std.array; void main() { int q; scan(q); while (q--) { long ai, bi; scan(ai, bi); solve(ai, bi); } } void solve(long ai, long bi) { long l = sqrt(ai*bi); debug { writefln("l:%s", l); } long ans; if (l*(l+1) < ai*bi) { ans = 2*l - 1; } else { ans = 2*l - 2; } if (ai == bi) ans++; writeln(ans); } long sqrt(long x) { long btm = 0, top = x; while (top - btm > 1) { long mid = (top + btm) / 2; if (mid < (x+mid-1)/mid) { btm = mid; } else { top = mid; } } return btm; } void scan(T...)(ref T args) { import std.stdio : readln; import std.algorithm : splitter; import std.conv : to; import std.range.primitives; auto line = readln().splitter(); foreach (ref arg; args) { arg = line.front.to!(typeof(arg)); line.popFront(); } assert(line.empty); } void fillAll(R, T)(ref R arr, T value) { static if (is(typeof(arr[] = value))) { arr[] = value; } else { foreach (ref e; arr) { fillAll(e, value); } } }
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void main(){ import std.stdio, std.string, std.conv, std.algorithm; import std.exception, std.typecons; int n, m; rd(n, m); auto edges=new Tuple!(int, int)[](m); auto g=new int[][](n, 0); foreach(i; 0..m){ int a, b; rd(a, b); a--; b--; g[a]~=b; g[b]~=a; edges[i]=tuple(a, b); } auto vis=new bool[](n); long dfs(int i){ vis[i]=true; long ret=1; foreach(j; g[i]){ if(vis[j]==false) ret+=dfs(j); } return ret; } long[] sz; foreach(i; 0..n){ if(vis[i]==false) sz~=dfs(i); } enforce(sz.length>=2); long cul(int v){ long num=sz[v]; foreach(i; 2..(sz.length)) num+=sz[i]; auto ret=num*(num-1)/2; auto u=v^1; ret+=sz[u]*(sz[u]-1)/2; ret-=m; return ret; } writeln(max(cul(0), cul(1))); } void rd(T...)(ref T x){ import std.stdio, std.string, std.conv; auto l=readln.split; assert(l.length==x.length); foreach(i, ref e; x){ e=l[i].to!(typeof(e)); } } void wr(T...)(T x){ import std.stdio; foreach(e; x) write(e, " "); writeln(); }
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import std.stdio, std.conv, std.functional, std.string; import std.algorithm, std.array, std.container, std.range, std.typecons; import std.bigint, std.numeric, std.math, std.random; import core.bitop; string FMT_F = "%.10f"; static File _f; void file_io(string fn) { _f = File(fn, "r"); } static string[] s_rd; T _RD(T = long)() { while(!s_rd.length) s_rd = readln.chomp.split; string res = s_rd[0]; s_rd.popFront; return res.to!T; } T _RD(T = long)(File f) { while(!s_rd.length) s_rd = f.readln.chomp.split; string res = s_rd[0]; s_rd.popFront; return res.to!T; } T[] _RDA(T = long)(T fix = 0) { auto r = readln.chomp.split.to!(T[]); r[] += fix; return r; } T[] _RDA(T = long)(File f, T fix = 0) { auto r = f.readln.chomp.split.to!(T[]); r[] += fix; return r; } T RD(T = long)() { if (_f.isOpen) return _RD!T(_f); else return _RD!T; } T[] RDA(T = long)(T fix = 0) { if (_f.isOpen) return _RDA!T(_f, fix); else return _RDA!T(fix); } size_t[] MAKE_IDX(alias less = "a < b", Range)(Range range) { auto idx = new size_t[](range.length); makeIndex!(less)(range, idx); return idx;} size_t MIN_POS(alias less = "a < b", Range)(Range range) { auto r = minPos!(less)(range); return range.length - r.length; } void chmin(T)(ref T x, T y) { x = min(x, y); } void chmax(T)(ref T x, T y) { x = max(x, y); } bool inside(T)(T x, T b, T e) { return x >= b && x < e; } T lcm(T)(T x, T y) { return x * (y / gcd(x, y)); } long mod = 10^^9 + 7; //long mod = 998244353; //long mod = 1_000_003; void moda(T)(ref T x, T y) { x = (x + y) % mod; } void mods(T)(ref T x, T y) { x = ((x + mod) - (y % mod)) % mod; } void modm(T)(ref T x, T y) { x = (x * y) % mod; } void modpow(T)(ref T x, T y) { if (!y) { x = 1; return; } auto t = x; x.modpow(y>>1); x.modm(x); if (y&1) x.modm(t); } void main() { auto H = RD; auto N = RD; auto A = RDA; foreach (e; A) { H -= e; } writeln(H <= 0 ? "Yes" : "No"); stdout.flush; debug readln; }
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import std.stdio; import std.conv; import std.string; import std.typecons; import std.algorithm; import std.array; import std.range; import std.math; import std.regex : regex; import std.container; import std.bigint; void main() { auto s = readln.chomp; auto w = readln.chomp.to!int; string x = ""; foreach (i; iota(0,s.length,w)) { x ~= s[i]; } x.writeln; }
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void main() { problem(); } void problem() { const N = scan!long; const M = scan!long; const An = scan!long(cast(int)M); long solve() { const slack = N - An.sum; return slack >= 0 ? slack : -1; } solve().writeln; } // ---------------------------------------------- import std.stdio, std.conv, std.array, std.string, std.algorithm, std.container, std.range, core.stdc.stdlib, std.math, std.typecons, std.numeric; T[][] combinations(T)(T[] s, in int m) { if (!m) return [[]]; if (s.empty) return []; return s[1 .. $].combinations(m - 1).map!(x => s[0] ~ x).array ~ s[1 .. $].combinations(m); } string scan(){ static string[] ss; while(!ss.length) ss = readln.chomp.split; string res = ss[0]; ss.popFront; return res; } T scan(T)(){ return scan.to!T; } T[] scan(T)(int n){ return n.iota.map!(i => scan!T()).array; } void deb(T ...)(T t){ debug writeln(t); } alias Point = Tuple!(long, "x", long, "y"); // -----------------------------------------------
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import std.stdio, std.string, std.conv, std.algorithm, std.numeric; import std.range, std.array, std.math, std.typecons, std.container, core.bitop; void main() { long n; scan(n); int k; while (10L^^(k+1)-1 <= 2*n - 1) k++; debug { writeln(k); } long ans; foreach (d ; 1 .. 10) { long x = d * 10L^^k - 1; if (x > 2*n - 1) break; auto low = max(1, x - n); auto high = min(n + 1, (x + 1) / 2); debug { writefln("%d, %d", low, high); } ans += max(0, min(n + 1, high - low)); } writeln(ans); } void scan(T...)(ref T args) { string[] line = readln.split; foreach (ref arg; args) { arg = line.front.to!(typeof(arg)); line.popFront(); } assert(line.empty); } void fillAll(R, T)(ref R arr, T value) { static if (is(typeof(arr[] = value))) { arr[] = value; } else { foreach (ref e; arr) { fillAll(e, value); } } }
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import std.stdio,std.string,std.conv,std.array,std.algorithm; void main(){ int[string] mark; mark["S"]=0; mark["H"]=1; mark["C"]=2; mark["D"]=3; bool[13][4] card; readln(); for(;;){ auto rcs = readln().chomp().split(); if(!rcs){break;} card[mark[rcs[0]]][to!int(rcs[1])-1]=true; } foreach(m;0..4){foreach(n;0..13){ if(!card[m][n]){ final switch(m){ case 0:write("S ");break; case 1:write("H ");break; case 2:write("C ");break; case 3:write("D ");break; } writeln(n+1); } }} }
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import std.stdio; import std.string; import std.conv; import std.typecons; import std.algorithm; import std.functional; import std.bigint; import std.numeric; import std.array; import std.math; import std.range; import std.container; void main() { int sum = 0; foreach(i; 0..10) sum += readln.chomp.to!int; sum.writeln; }
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import std.stdio, std.algorithm, std.conv, std.array, std.string, std.math, std.typecons, std.numeric; void main() { auto N = readln.chomp.to!int; bool[string] res; foreach (_; 0..N) { res[readln.chomp] = true; } writeln(res.length); }
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import std.conv, std.functional, std.range, std.stdio, std.string; import std.algorithm, std.array, std.bigint, std.complex, std.container, std.math, std.numeric, std.regex, std.typecons; import core.bitop; class EOFException : Throwable { this() { super("EOF"); } } string[] tokens; string readToken() { for (; tokens.empty; ) { if (stdin.eof) { throw new EOFException; } tokens = readln.split; } auto token = tokens.front; tokens.popFront; return token; } int readInt() { return readToken.to!int; } long readLong() { return readToken.to!long; } real readReal() { return readToken.to!real; } bool chmin(T)(ref T t, in T f) { if (t > f) { t = f; return true; } else { return false; } } bool chmax(T)(ref T t, in T f) { if (t < f) { t = f; return true; } else { return false; } } int binarySearch(alias pred, T)(in T[] as) { int lo = -1, hi = cast(int)(as.length); for (; lo + 1 < hi; ) { const mid = (lo + hi) >> 1; (unaryFun!pred(as[mid]) ? hi : lo) = mid; } return hi; } int lowerBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a >= val)); } int upperBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a > val)); } void main() { try { for (; ; ) { const S = readToken(); char mn = 'z' + 1; foreach (c; S) { writeln((mn < c) ? "Ann" : "Mike"); chmin(mn, c); } } } catch (EOFException e) { } }
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import std.stdio, std.array, std.string, std.conv, std.algorithm; import std.typecons, std.range, std.random, std.math, std.container; import std.numeric, std.bigint, core.bitop, std.bitmanip; void main() { auto N = readln.chomp.to!int; auto S = readln.chomp; auto cnt = new long[string][](N+1); long ans = 0; foreach (mask; 0..(1<<N)) { string a = ""; string b = ""; foreach (i; 0..N) { if ((1 << i) & mask) { a ~= S[i]; } else { b = S[i] ~ b; } } cnt[mask.popcnt][a~b] += 1; } foreach (mask; 0..(1<<N)) { string a = ""; string b = ""; foreach (i; 0..N) { if ((1 << i) & mask) { a ~= S[i+N]; } else { b = S[i+N] ~ b; } } if ((b ~ a) in cnt[N-mask.popcnt]) { ans += cnt[N-mask.popcnt][b ~ a]; } } ans.writeln; }
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import std.algorithm, std.container, std.conv, std.math, std.range, std.typecons, std.stdio, std.string; auto rdsp(){return readln.splitter;} void pick(R,T)(ref R r,ref T t){t=r.front.to!T;r.popFront;} void readV(T...)(ref T t){auto r=rdsp;foreach(ref v;t)pick(r,v);} void main() { string s; readV(s); writeln("ABC", s); }
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import std.algorithm; import std.array; import std.conv; import std.math; import std.range; import std.stdio; import std.string; import std.traits; void main() { auto s = readln.strip.split.map!(to!int).array; immutable h = s[0], w = s[1]; auto a = new string[h]; foreach (i; 0 .. h) { a[i] = readln.strip; } int c; foreach (i; 0 .. h) { foreach (j; 0 .. w) { if (a[i][j] == '*') ++c; } } bool test() { foreach (i; 0 .. h) { foreach (j; 0 .. w) { if (a[i][j] == '*') { int go (int di, int dj) { int x = i + di; int y = j + dj; int r; while (x >= 0 && x < h && y >= 0 && y < w && a[x][y] == '*') { ++r; x += di; y += dj; } return r; } auto e = new int[4]; e[0] = go (0, 1); e[1] = go (0, -1); e[2] = go (1, 0); e[3] = go (-1, 0); if (e.minElement () > 0 && e.sum == c - 1) { return true; } } } } return false; } writeln (test() ? "YES" : "NO"); }
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import std.algorithm, std.container, std.conv, std.math, std.range, std.typecons, std.stdio, std.string; auto rdsp(){return readln.splitter;} void pick(R,T)(ref R r,ref T t){t=r.front.to!T;r.popFront;} void readV(T...)(ref T t){auto r=rdsp;foreach(ref v;t)pick(r,v);} void main() { int n, m; readV(n, m); auto g = Graph!int(n); foreach (_; 0..m) { int a, b; readV(a, b); --a; --b; g.addEdgeB(a, b); } foreach (i; 0..n) writeln(g[i].length); } struct Graph(N = int) { alias Node = N; Node n; Node[][] g; alias g this; this(Node n) { this.n = n; g = new Node[][](n); } void addEdge(Node u, Node v) { g[u] ~= v; } void addEdgeB(Node u, Node v) { g[u] ~= v; g[v] ~= u; } }
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import std.stdio; import std.string; import std.conv; import std.algorithm; void main() { readln; auto r = readln.chomp.split(" ").map!(to!uint).all!((a) => (a % 2 == 1) || (a % 3 == 0) || (a % 5 == 0)); if (r) { writeln("APPROVED"); } else { writeln("DENIED"); } }
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import std.conv, std.functional, std.range, std.stdio, std.string; import std.algorithm, std.array, std.bigint, std.bitmanip, std.complex, std.container, std.math, std.mathspecial, std.numeric, std.regex, std.typecons; import core.bitop; class EOFException : Throwable { this() { super("EOF"); } } string[] tokens; string readToken() { for (; tokens.empty; ) { if (stdin.eof) { throw new EOFException; } tokens = readln.split; } auto token = tokens.front; tokens.popFront; return token; } int readInt() { return readToken.to!int; } long readLong() { return readToken.to!long; } real readReal() { return readToken.to!real; } bool chmin(T)(ref T t, in T f) { if (t > f) { t = f; return true; } else { return false; } } bool chmax(T)(ref T t, in T f) { if (t < f) { t = f; return true; } else { return false; } } int binarySearch(alias pred, T)(in T[] as) { int lo = -1, hi = cast(int)(as.length); for (; lo + 1 < hi; ) { const mid = (lo + hi) >> 1; (unaryFun!pred(as[mid]) ? hi : lo) = mid; } return hi; } int lowerBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a >= val)); } int upperBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a > val)); } enum E = 18; void main() { try { for (; ; ) { const N = readInt(); auto A = new string[N]; foreach (i; 0 .. N) { A[i] = readToken(); } auto xs = new int[N]; auto ys = new int[N]; foreach (i; 0 .. N) { string a = A[i]; if (a[$ - 1] != '.') { a ~= '.'; } auto as = a.split("."); for (; as[1].length < 9; ) { as[1] ~= '0'; } long val; val += as[0].to!long; val *= 10^^9; val += as[1].to!long; debug { writeln("val = ", val); } for (; val % 2 == 0; val /= 2) { ++xs[i]; } for (; val % 5 == 0; val /= 5) { ++ys[i]; } } debug { writeln("xs = ", xs); writeln("ys = ", ys); } auto freq = new long[][](E + 1, E + 1); foreach (i; 0 .. N) { ++freq[min(xs[i], E)][min(ys[i], E)]; } long ans; foreach (x; 0 .. E + 1) foreach (y; 0 .. E + 1) { foreach (xx; 0 .. E + 1) foreach (yy; 0 .. E + 1) { if (x + xx >= E && y + yy >= E) { if ([x, y] == [xx, yy]) { ans += freq[x][y] * (freq[x][y] - 1) / 2; } else if ([x, y] < [xx, yy]) { ans += freq[x][y] * freq[xx][yy]; } } } } writeln(ans); } } catch (EOFException e) { } }
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import std.algorithm, std.container, std.conv, std.math, std.range, std.typecons, std.stdio, std.string; auto rdsp(){return readln.splitter;} void pick(R,T)(ref R r,ref T t){t=r.front.to!T;r.popFront;} void readV(T...)(ref T t){auto r=rdsp;foreach(ref v;t)pick(r,v);} void main() { string s; readV(s); auto c = new int[](26); foreach (si; s) c[si-'a']++; writeln(c.all!"a <= 1" ? "yes" : "no"); }
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import std.stdio; import std.conv; import std.algorithm; import std.range; import std.string; import std.typecons; import std.math; import std.range; void main() { auto count = readln().strip.to!int; auto m = new int[(count + 1) * (count + 1)].chunks(count + 1); auto p = new int[count + 1]; foreach (i; iota(count)) { int x, y; scanf("%d %d", &x, &y); p[i] = x; p[i + 1] = y; } for (int l = 2; l <= count; l++) { for (int i = 1; i <= count - l + 1; i++) { auto j = i + l - 1; m[i][j] = int.max; for (int k = i; k <= j - 1; k++) { m[i][j] = min(m[i][j], m[i][k] + m[k + 1][j] + p[i - 1] * p[k] * p[j]); } } } writeln(m[1][count]); }
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import std.stdio, std.algorithm, std.conv, std.array, std.string, std.math, std.typecons, std.numeric; void main() { auto N = readln.chomp; auto DP = new long[][](N.length, 2); foreach (ref dp; DP) dp[] = -1; long solve(int i, bool k) { if (i == N.length) return k == 0 ? 0 : long.max/3; if (DP[i][k] == -1) { long n = N[i]-'0'; if (k) { DP[i][k] = min(solve(i+1, 0) + 10 - n, solve(i+1, 1) + 10 - n - 1); } else { DP[i][k] = min(solve(i+1, 0) + n, solve(i+1, 1) + n + 1); } } return DP[i][k]; } writeln(min(solve(0, 0), solve(0, 1) + 1)); }
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import std.stdio; import std.conv; import std.string; import std.typecons; import std.algorithm; import std.array; import std.range; import std.math; import std.regex : regex; import std.container; import std.bigint; void main() { auto n = readln.chomp.to!int; auto ds = readln.chomp.split.to!(int[]); auto m = readln.chomp.to!int; auto ts = readln.chomp.split.to!(int[]); int[int] cnt; foreach (d; ds) { cnt[d]++; } bool f = false; foreach (t; ts) { if (cnt.get(t, 0)) { cnt[t]--; } else { f = true; break; } } if (f) writeln("NO"); else writeln("YES"); }
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import std.stdio, std.string, std.conv, std.range; import std.algorithm, std.array, std.typecons, std.container; import std.math, std.numeric, std.random, core.bitop; enum inf = 1_001_001_001; enum infl = 1_001_001_001_001_001_001L; void main() { string w; scan(w); auto c = new int[](26); foreach (ch ; w) { c[ch - 'a']++; } yes(c.all!"a % 2 == 0"); } void scan(T...)(ref T args) { auto line = readln.split; foreach (ref arg; args) { arg = line.front.to!(typeof(arg)); line.popFront; } assert(line.empty); } void fillAll(R, T)(ref R arr, T value) { static if (is(typeof(arr[] = value))) { arr[] = value; } else { foreach (ref e; arr) { fillAll(e, value); } } } bool chmin(T, U...)(ref T x, U args) { bool isChanged; foreach (arg; args) if (x > arg) { x = arg; isChanged = true; } return isChanged; } bool chmax(T, U...)(ref T x, U args) { bool isChanged; foreach (arg; args) if (x < arg) { x = arg; isChanged = true; } return isChanged; } void yes(bool ok, string y = "Yes", string n = "No") { return writeln(ok ? y : n); }
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import std.algorithm; import std.array; import std.conv; import std.math; import std.range; import std.stdio; import std.string; import std.typecons; T read(T)() { return readln.chomp.to!T; } T[] reads(T)() { return readln.split.to!(T[]); } alias readint = read!int; alias readints = reads!int; void main() { auto xs = readints; int a = xs[0], b = xs[1], t = xs[2]; int ans = t / a * b; writeln(ans); }
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import std.stdio, std.algorithm, std.conv, std.array, std.string, std.math, std.typecons, std.numeric; void main() { auto nk = readln.split.to!(int[]); auto N = nk[0]; auto K = nk[1]; int r; foreach (h; readln.split.to!(int[])) if (h >= K) ++r; writeln(r); }
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import std.stdio, std.algorithm, std.conv, std.array, std.string, std.math, std.typecons, std.numeric; enum as = [1, 1, 1, 2, 1, 2, 1, 5, 2, 2, 1, 5, 1, 2, 1, 14, 1, 5, 1, 5, 2, 2, 1, 15, 2, 2, 5, 4, 1, 4, 1, 51]; void main() { writeln(as[readln.chomp.to!int-1]); }
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import std.stdio, std.string, std.conv, std.range; import std.algorithm, std.array, std.typecons, std.container; import std.math, std.numeric, std.random, core.bitop; enum inf = 1_001_001_001; enum infl = 1_001_001_001_001_001_001L; void main() { int n; scan(n); void solve(int i, int shu, string s) { if (i == n) { writeln(s); return; } foreach (j ; 0 .. shu) { solve(i + 1, shu, s ~ ('a' + j).to!char); } solve(i + 1, shu + 1, s ~ ('a' + shu).to!char); } solve(0, 0, ""); } void scan(T...)(ref T args) { auto line = readln.split; foreach (ref arg; args) { arg = line.front.to!(typeof(arg)); line.popFront; } assert(line.empty); } void fillAll(R, T)(ref R arr, T value) { static if (is(typeof(arr[] = value))) { arr[] = value; } else { foreach (ref e; arr) { fillAll(e, value); } } } bool chmin(T, U...)(ref T x, U args) { bool isChanged; foreach (arg; args) if (x > arg) { x = arg; isChanged = true; } return isChanged; } bool chmax(T, U...)(ref T x, U args) { bool isChanged; foreach (arg; args) if (x < arg) { x = arg; isChanged = true; } return isChanged; } void yes(bool ok, string y = "Yes", string n = "No") { return writeln(ok ? y : n); }
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unittest { assert( [ "000" ].parse.expand.solve == 1 ); assert( [ "10010010" ].parse.expand.solve == 3 ); assert( [ "0" ].parse.expand.solve == 0 ); } import std.algorithm; import std.conv; import std.range; import std.stdio; import std.typecons; void main() { stdin.byLineCopy.parse.expand.solve.writeln; } auto parse( Range )( Range input ) if( isInputRange!Range && is( ElementType!Range == string ) ) { auto s = input.front; return tuple( s ); } auto solve( string s ) { auto wb = 0L; // 白黒白黒…の順で並べるときの塗り替え要の枚数 auto bw = 0L; // 黒白黒白…の順で並べるときの塗り替え要の枚数 foreach( i, c; s ) { if( i % 2 == 0 ) { if( c == '0' ) bw++; else wb++; } else { if( c == '0' ) wb++; else bw++; } } return min( wb, bw ); }
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import std.algorithm; import std.array; import std.stdio; import std.string; void main() { string[] blocks; loop: for (;;) { auto command = readln.strip.split; auto operation = command[0]; final switch (operation) { case "push": auto block = command[1]; blocks ~= block; break; case "pop": auto block = blocks[$-1]; blocks = blocks[0 .. $-1]; writeln(block); break; case "quit": break loop; } } }
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import std.algorithm; import std.array; import std.container; import std.conv; import std.math; import std.numeric; import std.range; import std.stdio; import std.string; import std.typecons; void scan(T...)(ref T a) { string[] ss = readln.split; foreach (i, t; T) a[i] = ss[i].to!t; } T read(T)() { return readln.chomp.to!T; } T[] reads(T)() { return readln.split.to!(T[]); } alias readint = read!int; alias readints = reads!int; void main() { int p, q, r; scan(p, q, r); int ans = min(p + q, q + r, r + p); writeln(ans); }
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import core.bitop, std.algorithm, std.ascii, std.bigint, std.conv, std.functional, std.math, std.numeric, std.range, std.stdio, std.string, std.random, std.typecons, std.container; ulong MAX = 100_100, MOD = 1_000_000_007, INF = 1_000_000_000_000; alias sread = () => readln.chomp(); alias lread(T = long) = () => readln.chomp.to!(T); alias aryread(T = long) = () => readln.split.to!(T[]); alias Pair = Tuple!(long, "x", long, "y", long, "cost"); alias PQueue(T, alias less = "a>b") = BinaryHeap!(Array!T, less); void main() { auto n = lread(); long ans; foreach (i; iota(n).map!(x => x + 1).array()) { ans += (i + i * (n / i)) * (n / i) / 2; } ans.writeln(); } void scan(TList...)(ref TList Args) { auto line = readln.split(); foreach (i, T; TList) { T val = line[i].to!(T); Args[i] = val; } }
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// import chie template :) {{{ import std.stdio, std.algorithm, std.array, std.string, std.math, std.conv, std.range, std.container, std.bigint, std.ascii; // }}} // tbh.scanner {{{ class Scanner { import std.stdio; import std.conv : to; import std.array : split; import std.string : chomp; private File file; private dchar[][] str; private uint idx; this(File file = stdin) { this.file = file; this.idx = 0; } private dchar[] next() { if (idx < str.length) { return str[idx++]; } dchar[] s; while (s.length == 0) { s = file.readln.chomp.to!(dchar[]); } str = s.split; idx = 0; return str[idx++]; } T next(T)() { return next.to!(T); } T[] nextArray(T)(uint len) { T[] ret = new T[len]; foreach (ref c; ret) { c = next!(T); } return ret; } } // }}} void main() { auto cin = new Scanner; int n = cin.next!int; int[] ar = cin.nextArray!int(n); int[int] chie; foreach (i; ar) { chie[i] = 1; } writeln(chie.length); }
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void main() { int n = readln.chomp.to!int; string s = readln.chomp; int cnt; foreach (i; 1 .. n) { int tmp; foreach (x; lowercase) { if (s[0..i].canFind(x) && s[i..$].canFind(x)) { ++tmp; } } cnt = max(cnt, tmp); } cnt.writeln; } import std.stdio; import std.string; import std.array; import std.conv; import std.algorithm; import std.range; import std.math; import std.numeric; import std.container; import std.typecons; import std.ascii; import std.uni;
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import std.stdio, std.array, std.string, std.conv, std.algorithm; import std.typecons, std.range, std.random, std.math, std.container; import std.numeric, std.bigint, core.bitop, std.bitmanip; void main() { auto s = readln.split.map!(to!int); auto N = s[0]; auto D = s[1]; auto A = iota(N).map!(_ => readln.split.map!(to!long).array).array; long ans = 0; foreach (i; 0..N) foreach (j; i+1..N) { auto x = D.iota.map!(k => (A[i][k] - A[j][k])^^2).sum; auto sq = sqrt(x.to!real).to!long; if (sq * sq == x) ans += 1; } ans.writeln; }
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import core.bitop; import std.algorithm; import std.array; import std.ascii; import std.container; import std.conv; import std.format; import std.math; import std.random; import std.range; import std.stdio; import std.string; import std.typecons; void main() { ulong n = readln.chomp.to!ulong; ulong[] a = readln.chomp.split.map!(to!ulong).array; // ulong[] a = make(50 * 10_000_000_000_000_000L); // ulong n = a.length; ulong k = 0; ulong cnt = 0; for (;;) { ulong trg = 0; ulong trg_index = 0; foreach (i, v; a) { if (trg < v) { trg = v; trg_index = i; } } if (trg < n) { break; } ulong sub = trg / n; k += sub; a[trg_index] -= sub * n; foreach (i, ref v; a) { if (i == trg_index) { continue; } v += sub; } ++cnt; } // stderr.writeln("loop count : ", cnt); k.writeln; } ulong[] make(ulong k) { enum N = 50; long v = k / N; immutable remain = k % N; ulong[] arr; foreach (i; 0..N) { if (i < remain) { arr ~= v + N * 2 - remain; } else { arr ~= v + N - (remain + 1); } } return arr; }
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import std.stdio, std.range, std.random, std.conv, std.string, std.math; import std.algorithm.comparison, std.algorithm.iteration, std.algorithm.mutation, std.algorithm.searching, std.algorithm.sorting; void main() { long[] input = readln().strip.split().to!(long[]); long K = input[0]; long A = input[1]; long B = input[2]; if(B-A<=2) { writeln(K+1); return; } if(K-2-(A-1) < 0) { writeln(K+1); return; } long bis = 1 + K; long c = (K-(A-1))/2; writeln((B-A)*c+(bis-c*2) + (c==0?1:0)); }
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import std; auto input() { return readln().chomp(); } alias sread = () => readln.chomp(); alias aryread(T = long) = () => readln.split.to!(T[]); void main() { string s; s = input(); // writeln(s); string key; key = "keyence"; // riteln(s[0 .. 7]); // if (s[0 .. 7] == key) // { // writeln("YES"); // return; // } // writeln(s[$ - 7 .. $]); // if (s[$ - 7 .. $] == key) // { // writeln("YES"); // return; foreach (i; 0 .. key.length) { string tmp = s[0 .. i] ~ s[$ - (7 - i) .. $]; if (tmp == key) { writeln("YES"); return; } } writeln("NO"); } void scan(L...)(ref L A) { auto l = readln.split; foreach (i, T; L) { A[i] = l[i].to!T; } }
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import std.stdio; import std.array; import std.string; import std.container; import std.ascii; import std.random; import std.algorithm; import std.conv; import std.range; import std.math; import std.format; import std.typecons; import std.numeric; import std.datetime; /* ??????????????????, ?????§??¨?????¨, ??¨?????????, ???????????????????????????????????? */ /** src???????????°??????G, dst???King's Graph??§??????Gemb */ int n, m, u, v, c; edge[][] g; void main() { n = readln.chomp.to!int; g = new edge[][](n, 0); for (int i = 0; i < n-1; ++i) { auto l = readln.chomp.split.map!(to!int).array; g[l[0]] ~= edge(l[0], l[1], l[2]); g[l[1]] ~= edge(l[1], l[0], l[2]); } edge e = treeDiameter(g); writeln(e.cost); } /***************************************************************************/ // c++???pair??£?????? struct pair { int first, second; } struct edge { int u, v, cost; } class queue(T) { T[] p; this() {} this(T p) { this.p ~= p; } ~this() {} void push(T x) { p ~= x; } void pop() { assert(p.length > 0); p.popFront(); } T front() { assert(p.length > 0); return p[0]; } bool empty() { if (p.length == 0) return true; else return false; } } // pair(??´???, ??´??????????????????) edge treeDiameter(edge[][] graph) { int s; pair d1, d2; // pair(distance, vertex) bool[] used = new bool[](n); d1 = dfs(graph, used, pair(0, s)); used[] = false; d2 = dfs(graph, used, pair(0, d1.second)); if (d1.second > d2.second) swap(d1.second, d2.second); return edge(d1.second, d2.second, d2.first); } // ?????????????????????????????????????????????????????????????????????????????¨???????????§????????¢????????? pair dfs(edge[][] graph, bool[] used, pair p) { used[p.second] = true; pair ret = p; foreach(nv; graph[p.second]) { if (!used[nv.v]) { pair tmp = dfs(graph, used, pair(p.first + nv.cost, nv.v)); if (ret.first < tmp.first) { ret = tmp; } } } return ret; } /***************************************************************************/
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import std.stdio, std.string, std.conv; import std.range, std.algorithm, std.array, std.typecons, std.container; import std.math, std.numeric, core.bitop; enum inf3 = 1_001_001_001; enum inf6 = 1_001_001_001_001_001_001L; enum mod = 1_000_000_007L; void main() { int n, k; scan(n, k); int ans = n - k + 1; writeln(ans); } int[][] readGraph(int n, int m, bool isUndirected = true, bool is1indexed = true) { auto adj = new int[][](n, 0); foreach (i; 0 .. m) { int u, v; scan(u, v); if (is1indexed) { u--, v--; } adj[u] ~= v; if (isUndirected) { adj[v] ~= u; } } return adj; } alias Edge = Tuple!(int, "to", int, "cost"); Edge[][] readWeightedGraph(int n, int m, bool isUndirected = true, bool is1indexed = true) { auto adj = new Edge[][](n, 0); foreach (i; 0 .. m) { int u, v, c; scan(u, v, c); if (is1indexed) { u--, v--; } adj[u] ~= Edge(v, c); if (isUndirected) { adj[v] ~= Edge(u, c); } } return adj; } void yes(bool b) { writeln(b ? "Yes" : "No"); } void YES(bool b) { writeln(b ? "YES" : "NO"); } T[] readArr(T)() { return readln.split.to!(T[]); } T[] readArrByLines(T)(int n) { return iota(n).map!(i => readln.chomp.to!T).array; } void scan(T...)(ref T args) { import std.stdio : readln; import std.algorithm : splitter; import std.conv : to; import std.range.primitives; auto line = readln().splitter(); foreach (ref arg; args) { arg = line.front.to!(typeof(arg)); line.popFront(); } assert(line.empty); } void fillAll(R, T)(ref R arr, T value) { static if (is(typeof(arr[] = value))) { arr[] = value; } else { foreach (ref e; arr) { fillAll(e, value); } } } bool chmin(T, U...)(ref T x, U args) { bool isChanged; foreach (arg; args) { if (x > arg) { x = arg; isChanged = true; } } return isChanged; } bool chmax(T, U...)(ref T x, U args) { bool isChanged; foreach (arg; args) { if (x < arg) { x = arg; isChanged = true; } } return isChanged; }
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import std.stdio; import std.string; import std.conv; import std.array; import std.math; void main() { int N = readln.chomp.to!int; int[] h = readln.split.to!(int[]); int[] cost = new int[N]; cost[0] = 0; cost[1] = abs(h[1] - h[0]); foreach (i; 2..N){ int c0 = cost[i - 2] + abs(h[i] - h[i - 2]); int c1 = cost[i - 1] + abs(h[i] - h[i - 1]); if (c0 < c1) cost[i] = c0; else cost[i] = c1; } writeln(cost[$ - 1]); }
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import std.stdio; import std.conv; import std.string; import std.range; import std.algorithm; void main(){ foreach(i; 0..readln().chomp().to!int()){ auto input = readln().split(); (input[0].decode() + input[1].decode()).encode().writeln(); } } int decode(string input){ int res; int qual = 1; foreach(c; input){ switch(c){ case 'm': res += qual * 1000; qual = 1; break; case 'c': res += qual * 100; qual = 1; break; case 'x': res += qual * 10; qual = 1; break; case 'i': res += qual; qual = 1; break; case '2': .. case '9': qual = c - '0'; default: } } return res; } unittest{ assert(decode("m2c4i") == 1204); assert(decode("5m2c3x4i") == 5234); assert(decode("5m2c3x") == 5230); } auto keta = ['m', 'c', 'x', 'i']; string encode(int input){ string res; foreach(i; 0..4){ int qual = input / 10 ^^ (3 - i); input -= qual * 10 ^^ (3 - i); if(qual > 1){ res ~= text(qual, keta[i]); }else if(qual == 1){ res ~= keta[i]; } } return res; } unittest{ assert(encode(5234) == "5m2c3x4i"); assert(encode(1204) == "m2c4i"); assert(encode(5230) == "5m2c3x"); }
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import std.stdio; import std.conv; import std.string; import std.typecons; import std.algorithm; import std.array; import std.range; import std.math; import std.regex : regex; import std.container; import std.bigint; import std.numeric; void main() { auto n = readln.chomp.to!int; auto a = readln.chomp.split.to!(int[]); auto d = new int[](n+1); auto c = new int[](n+1); d[0] = a[0]; c[0] = abs(d[0]); d[$-1] = 0 - a[$-1]; c[$-1] = abs(d[$-1]); auto sum = c[0] + c[$-1]; foreach (i; 1..n) { d[i] = a[i] - a[i-1]; c[i] = abs(d[i]); sum += c[i]; } foreach (i; 0..n) { writeln(sum - c[i] - c[i+1] + abs((d[i+1] + d[i]))); } }
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import std.stdio, std.conv, std.string, std.array, std.range, std.algorithm, std.container; import std.math, std.random, std.bigint, std.datetime, std.format; void main(string[] args){ if(args.length > 1) if(args[1] == "-debug") DEBUG = 1; solve(); } bool DEBUG = 0; void log(A ...)(lazy A a){ if(DEBUG) print(a); } void print(){ writeln(""); } void print(T)(T t){ writeln(t); } void print(T, A ...)(T t, A a){ write(t, " "), print(a); } string unsplit(T)(T xs){ return xs.array.to!(string[]).join(" "); } string scan(){ static string[] ss; while(!ss.length) ss = readln.chomp.split; string res = ss[0]; ss.popFront; return res; } T scan(T)(){ return scan.to!T; } T[] scan(T)(int n){ return n.iota.map!(i => scan!T()).array; } T lowerTo(T)(ref T x, T y){ if(x > y) x = y; return x; } T raiseTo(T)(ref T x, T y){ if(x < y) x = y; return x; } // ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- // void solve(){ int n = scan!int; int x = scan!int - 1, y = scan!int - 1; int[] ans = new int[](n); foreach(i; 0 .. n) foreach(j; 0 .. i){ int d = min(abs(i - j), abs(i - y) + abs(j - x) + 1, abs(i - x) + abs(j - y) + 1); ans[d] += 1; } foreach(an; ans[1 .. $]) an.print; }
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import core.bitop; import std.algorithm; import std.array; import std.ascii; import std.container; import std.conv; import std.format; import std.math; import std.range; import std.stdio; import std.string; import std.typecons; void main() { auto a = readln.chomp.split.map!(to!int); writeln = max(0, a[0] - a[1]); }
D
import std.stdio; import std.string; import std.conv; import std.typecons; import std.algorithm; import std.functional; import std.bigint; import std.numeric; import std.array; import std.math; import std.range; import std.container; import std.ascii; void main(){ auto ip = readln.split.to!(int[]); ((ip[0] + ip[1]) >= ip[2] ? "Yes" : "No").writeln; }
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void main(){ string[] s = inln!string(); string ans; foreach(elm; s)ans ~= elm[0]; ans.writeln(); } import std.stdio, std.conv, std.algorithm, std.numeric, std.string, std.math, std.range; const long mod = 10^^9+7; // 1要素のみの入力 T inelm(T= int)(){ return to!(T)( readln().chomp() ); } // 1行に同一型の複数入力 T[] inln(T = int)(){ T[] ln; foreach(string elm; readln().chomp().split())ln ~= elm.to!T(); return ln; }
D
import std.stdio, std.conv, std.functional, std.string; import std.algorithm, std.array, std.container, std.range, std.typecons; import std.bigint, std.numeric, std.math, std.random; import core.bitop; string FMT_F = "%.10f"; static File _f; void file_io(string fn) { _f = File(fn, "r"); } static string[] s_rd; T _RD(T = long)() { while(!s_rd.length) s_rd = readln.chomp.split; string res = s_rd[0]; s_rd.popFront; return res.to!T; } T _RD(T = long)(File f) { while(!s_rd.length) s_rd = f.readln.chomp.split; string res = s_rd[0]; s_rd.popFront; return res.to!T; } T[] _RDA(T = long)(T fix = 0) { auto r = readln.chomp.split.to!(T[]); r[] += fix; return r; } T[] _RDA(T = long)(File f, T fix = 0) { auto r = f.readln.chomp.split.to!(T[]); r[] += fix; return r; } T RD(T = long)() { if (_f.isOpen) return _RD!T(_f); else return _RD!T; } T[] RDA(T = long)(T fix = 0) { if (_f.isOpen) return _RDA!T(_f, fix); else return _RDA!T(fix); } size_t[] MAKE_IDX(alias less = "a < b", Range)(Range range) { auto idx = new size_t[](range.length); makeIndex!(less)(range, idx); return idx;} size_t MIN_POS(alias less = "a < b", Range)(Range range) { auto r = minPos!(less)(range); return range.length - r.length; } void chmin(T)(ref T x, T y) { x = min(x, y); } void chmax(T)(ref T x, T y) { x = max(x, y); } bool inside(T)(T x, T b, T e) { return x >= b && x < e; } T lcm(T)(T x, T y) { return x * (y / gcd(x, y)); } long mod = 10^^9 + 7; //long mod = 998_244_353; //long mod = 1_000_003; void moda(T)(ref T x, T y) { x = (x + y) % mod; } void mods(T)(ref T x, T y) { x = ((x + mod) - (y % mod)) % mod; } void modm(T)(ref T x, T y) { x = (x * y) % mod; } void modpow(T)(ref T x, T y) { if (!y) { x = 1; return; } auto t = x; x.modpow(y>>1); x.modm(x); if (y&1) x.modm(t); } void modd(T)(ref T x, T y) { y.modpow(mod - 2); x.modm(y); } void main() { auto t = RD!int; auto ans = new long[](t); foreach (ti; 0..t) { auto n = RD!int; auto a = RDA; auto b = new long[](n+1); foreach (i; 0..n) { if (i % 2) { b[i+1] = b[i] - a[i]; } else { b[i+1] = b[i] + a[i]; } } auto c0 = new long[](n+1); auto c1 = new long[](n+1); c0[] = long.max; c1[] = long.max; long tot; foreach_reverse (i; 0..n) { if (i % 2) { c1[i] = min(c1[i+1], b[i+1]); c0[i] = c0[i+1]; } else { c0[i] = min(c0[i+1], b[i+1]); c1[i] = c1[i+1]; tot += a[i]; } } debug writeln(b); debug writeln(c0); debug writeln(c1); ans[ti] = tot; foreach (i; 0..n-1) { long x; if (i % 2) { x = -(c0[i+1] - b[i]); debug writeln("i:", i, " ", c0[i+1], " ", b[i]); } else { x = -(c1[i+1] - b[i]); debug writeln("i:", i, " ", c1[i+1], " ", b[i]); } ans[ti].chmax(tot+x); debug writeln("i:", i, " ", ans[ti]); } } foreach (e; ans) { writeln(e); } stdout.flush; debug readln; }
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import std.algorithm, std.container, std.conv, std.math, std.range, std.typecons, std.stdio, std.string; void readV(T...)(ref T t){auto r=readln.splitter;foreach(ref v;t){v=r.front.to!(typeof(v));r.popFront;}} void main() { int n, a, b; readV(n, a, b); writeln(min(n*a, b)); }
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import std.algorithm; import std.array; import std.conv; import std.math; import std.range; import std.stdio; import std.string; import std.typecons; T read(T)() { return readln.chomp.to!T; } T[] reads(T)() { return readln.split.to!(T[]); } alias readint = read!int; alias readints = reads!int; void main() { auto ab = readints; int a = ab[0], b = ab[1]; if (a == 1) a += 13; if (b == 1) b += 13; if (a == b) writeln("Draw"); else if (a > b) writeln("Alice"); else writeln("Bob"); }
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import std; auto input() { return readln().chomp(); } alias sread = () => readln.chomp(); void main() { long h, m; scan(h, m); auto s = new string[](h); foreach (i; 0 .. h) { s[i] = sread(); } //writeln(s); foreach (i; 0 .. h) { foreach (j; 0 .. m) { if (s[i][j] == '#') { if ((i != 0 && s[i - 1][j] == '#') || (i != h - 1 && s[i + 1][j] == '#') || (j != 0 && s[i][j - 1] == '#') || (j != m - 1 && s[i][j + 1] == '#')) { continue; } writeln("No"); return; } } } writeln("Yes"); } void scan(L...)(ref L A) { auto l = readln.split; foreach (i, T; L) { A[i] = l[i].to!T; } }
D
import std.algorithm, std.container, std.conv, std.math, std.range, std.typecons, std.stdio, std.string; auto rdsp(){return readln.splitter;} void pick(R,T)(ref R r,ref T t){t=r.front.to!T;r.popFront;} void readV(T...)(ref T t){auto r=rdsp;foreach(ref v;t)pick(r,v);} void main() { int a, b; readV(a, b); writeln((a+b)%24); }
D
import std.stdio, std.conv, std.string; import std.algorithm, std.array, std.container; import std.numeric, std.math; import core.bitop; T RD(T)() { static string[] ss; while(!ss.length) ss = readln.chomp.split; string res = ss[0]; ss.popFront; return res.to!T; } string RDR()() { return readln.chomp; } long mod = pow(10, 9) + 7; long moda(long x, long y) { return (x + y) % mod; } long mods(long x, long y) { return ((x + mod) - (y % mod)) % mod; } long modm(long x, long y) { return (x * y) % mod; } void main() { auto N = RD!long; auto M = RD!long; writeln((N == 1 ? 1 : max(0, N-2)) * (M == 1 ? 1 : max(0, M-2))); stdout.flush(); }
D
import std.stdio; import std.string; import std.conv; import std.algorithm; auto Px = [-1, 0, 1, 0]; auto Py = [ 0, 1, 0,-1]; void main() { auto line = split(readln()).map!(a => to!int(a)); int z = 0; auto ret = solve(line[z++], line[z++], line[z++], line[z++], line[z++]); writeln(ret ? "Yes" : "No"); } bool solve(int W, int H, int x, int y, int r) { for (int i = 0; i < 4; i++) { auto px = x - Px[i] * r; auto py = y - Py[i] * r; if (!(0 <= py && py <= H && 0 <= px && px <= W)) { return false; } } return true; }
D
// url: http://abc075.contest.atcoder.jp/tasks/abc075_c import std.algorithm, std.conv, std.range, std.stdio, std.string; void main() { auto rd1 = readln.split.to!(size_t[]), n = rd1[0], m = rd1[1]; struct Edge { size_t a, b; } auto e = new Edge[](m); foreach (i; 0..m) { auto rd2 = readln.split.to!(size_t[]), ai = rd2[0]-1, bi = rd2[1]-1; e[i] = Edge(ai, bi); } auto ans = 0; foreach (i; 0..m) { auto uf = UnionFind(n); foreach (j; 0..m) if (i != j) uf.unite(e[j].a, e[j].b); if (uf.countForests > 1) ++ans; } writeln(ans); } struct UnionFind { import std.algorithm, std.range; size_t[] p; // parent const size_t s; // sentinel const size_t n; size_t countForests; // number of forests size_t[] countNodes; // number of nodes in forests this(size_t n) { this.n = n; s = n; p = new size_t[](n); p[] = s; countForests = n; countNodes = new size_t[](n); countNodes[] = 1; } size_t opIndex(size_t i) { if (p[i] == s) { return i; } else { p[i] = this[p[i]]; return p[i]; } } bool unite(size_t i, size_t j) { auto pi = this[i], pj = this[j]; if (pi != pj) { p[pj] = pi; --countForests; countNodes[pi] += countNodes[pj]; return true; } else { return false; } } auto countNodesOf(size_t i) { return countNodes[this[i]]; } bool isSame(size_t i, size_t j) { return this[i] == this[j]; } auto groups() { auto g = new size_t[][](n); foreach (i; 0..n) g[this[i]] ~= i; return g.filter!(l => !l.empty); } }
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import std.stdio, std.array, std.conv, std.typecons, std.algorithm; T diff(T)(const ref T a, const ref T b) { return a > b ? a - b : b - a; } void main() { immutable ip = readln.split.to!(ulong[]); immutable n = ip[0], x = ip[1]; immutable ls = readln.split.to!(ulong[]); ulong cnt = 0; ulong xi = 0; while(xi <= x && cnt <= n) { xi += ls[cnt++]; } writeln(cnt); }
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// import chie template :) {{{ static if (__VERSION__ < 2090) { import std.stdio, std.algorithm, std.array, std.string, std.math, std.conv, std.range, std.container, std.bigint, std.ascii, std.typecons, std.format, std.bitmanip, std.numeric; } else { import std; } // }}} // nep.scanner {{{ class Scanner { import std.stdio : File, stdin; import std.conv : to; import std.array : split; import std.string; import std.traits : isSomeString; private File file; private char[][] str; private size_t idx; this(File file = stdin) { this.file = file; this.idx = 0; } this(StrType)(StrType s, File file = stdin) if (isSomeString!(StrType)) { this.file = file; this.idx = 0; fromString(s); } private char[] next() { if (idx < str.length) { return str[idx++]; } char[] s; while (s.length == 0) { s = file.readln.strip.to!(char[]); } str = s.split; idx = 0; return str[idx++]; } T next(T)() { return next.to!(T); } T[] nextArray(T)(size_t len) { T[] ret = new T[len]; foreach (ref c; ret) { c = next!(T); } return ret; } void scan(T...)(ref T args) { foreach (ref arg; args) { arg = next!(typeof(arg)); } } void fromString(StrType)(StrType s) if (isSomeString!(StrType)) { str ~= s.to!(char[]).strip.split; } } // }}} // alias {{{ alias Heap(T, alias less = "a < b") = BinaryHeap!(Array!T, less); alias MinHeap(T) = Heap!(T, "a > b"); // }}} // memo {{{ /* - ある値が見つかるかどうか <https://dlang.org/phobos/std_algorithm_searching.html#canFind> canFind(r, value); -> bool - 条件に一致するやつだけ残す <https://dlang.org/phobos/std_algorithm_iteration.html#filter> // 2で割り切れるやつ filter!"a % 2 == 0"(r); -> Range - 合計 <https://dlang.org/phobos/std_algorithm_iteration.html#sum> sum(r); - 累積和 <https://dlang.org/phobos/std_algorithm_iteration.html#cumulativeFold> // 今の要素に前の要素を足すタイプの一般的な累積和 // 累積和のrangeが帰ってくる(破壊的変更は行われない) cumulativeFold!"a + b"(r, 0); -> Range - rangeをarrayにしたいとき array(r); -> Array - 各要素に同じ処理をする <https://dlang.org/phobos/std_algorithm_iteration.html#map> // 各要素を2乗 map!"a * a"(r) -> Range - ユニークなやつだけ残す <https://dlang.org/phobos/std_algorithm_iteration.html#uniq> uniq(r) -> Range - 順列を列挙する <https://dlang.org/phobos/std_algorithm_iteration.html#permutations> permutation(r) -> Range - ある値で埋める <https://dlang.org/phobos/std_algorithm_mutation.html#fill> fill(r, val); -> void - バイナリヒープ <https://dlang.org/phobos/std_container_binaryheap.html#.BinaryHeap> // 昇順にするならこう(デフォは降順) BinaryHeap!(Array!T, "a > b") heap; heap.insert(val); heap.front; heap.removeFront(); - 浮動小数点の少数部の桁数設定 // 12桁 writefln("%.12f", val); - 浮動小数点の誤差を考慮した比較 <https://dlang.org/phobos/std_math.html#.approxEqual> approxEqual(1.0, 1.0099); -> true - 小数点切り上げ <https://dlang.org/phobos/std_math.html#.ceil> ceil(123.4); -> 124 - 小数点切り捨て <https://dlang.org/phobos/std_math.html#.floor> floor(123.4) -> 123 - 小数点四捨五入 <https://dlang.org/phobos/std_math.html#.round> round(4.5) -> 5 round(5.4) -> 5 */ // }}} void main() { auto cin = new Scanner; int n, h, w; int cnt; cin.scan(n, h, w); foreach (i; 0 .. n) { int a, b; cin.scan(a, b); if (h <= a && w <= b) cnt++; } writeln(cnt); }
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import std.stdio, std.string, std.conv, std.algorithm, std.numeric; import std.range, std.array, std.math, std.typecons, std.container, core.bitop; void main() { long a, b, x, y, z; scan(a, b); scan(x, y, z); writeln(max(0, 2*x + y - a) + max(0, y + 3*z - b)); } void scan(T...)(ref T args) { string[] line = readln.split; foreach (ref arg; args) { arg = line.front.to!(typeof(arg)); line.popFront(); } assert(line.empty); } void fillAll(R, T)(ref R arr, T value) { static if (is(typeof(arr[] = value))) { arr[] = value; } else { foreach (ref e; arr) { fillAll(e, value); } } }
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import std.stdio, std.algorithm, std.conv, std.array, std.string, std.math, std.typecons, std.numeric; int[100] WS, VS; void main() { auto nw = readln.split.to!(int[]); auto N = nw[0]; auto W = nw[1]; long[][] MEMO; MEMO.length = N; foreach (i; 0..N) { auto wv = readln.split.to!(int[]); WS[i] = wv[0]; VS[i] = wv[1]; MEMO[i].length = 10^^5+1; } long solve(int i, int w) { if (i == N) return 0; if (MEMO[i][w]) return MEMO[i][w]; return MEMO[i][w] = max( solve(i+1, w), w >= WS[i] ? solve(i+1, w - WS[i]) + VS[i] : 0 ); } writeln(solve(0, W)); }
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void main(){ import std.stdio, std.string, std.conv, std.algorithm; long x, y; rd(x, y); long count(long st, long ed){ if(st>ed) return 0; long ret=1; while(st*2<=ed) st*=2, ret++; return ret; } writeln(max(count(x, y), count(x+1, y))); } void rd(T...)(ref T x){ import std.stdio, std.string, std.conv; auto l=readln.split; assert(l.length==x.length); foreach(i, ref e; x){ e=l[i].to!(typeof(e)); } } void wr(T...)(T x){ import std.stdio; foreach(e; x) write(e, " "); writeln(); }
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void main() { import std.stdio, std.string, std.conv, std.algorithm; int n; rd(n); struct P { int y, x; } auto xs = new int[](n), ys = new int[](n); bool[P] seen; foreach (i; 0 .. n) { rd(xs[i], ys[i]); if (i > 0) { seen[P(xs[i], ys[i])] = true; } } auto vy = new int[](n), vx = new int[](n); foreach (i; 0 .. n) { rd(vx[i], vy[i]); } foreach (i; 0 .. n) { auto tx = xs[0] + vx[i], ty = ys[0] + vy[i]; foreach (j; 0 .. n) { if (i != j) { auto p = P(tx - vx[j], ty - vy[j]); if ((p in seen) == null || !seen[p]) { goto hell; } seen[p] = false; } } writeln(tx, " ", ty); return; hell: // revert foreach (j; 1 .. n) { seen[P(xs[j], ys[j])] = true; } } import std.exception : enforce; enforce(false); } void rd(T...)(ref T x) { import std.stdio : readln; import std.string : split; import std.conv : to; auto l = readln.split; assert(l.length == x.length); foreach (i, ref e; x) e = l[i].to!(typeof(e)); }
D
import std.stdio; import std.conv; import std.array; import std.algorithm; void main() { int n = readln.split[0].to!int; int[] v = readln.split.to!(int[]); int[][] counter = new int[][](2, 100000); foreach (i; 0..n) counter[i % 2][v[i] - 1]++; ulong[][] max_i = new ulong[][](2, 2); foreach (i; 0..counter.length){ if (counter[i][0] > counter[i][1]){ max_i[i][1] = 1; } else { max_i[i][0] = 1; } foreach (j; 2..counter[i].length){ if (counter[i][j] > counter[i][max_i[i][1]]){ max_i[i][1] = j; if (counter[i][j] > counter[i][max_i[i][0]]){ max_i[i][1] = max_i[i][0]; max_i[i][0] = j; } } } } int ans; if (max_i[0][0] != max_i[1][0]){ ans = n - counter[0][max_i[0][0]] - counter[1][max_i[1][0]]; } else { ans = n - max(counter[0][max_i[0][0]] + counter[1][max_i[1][1]], counter[0][max_i[0][1]] + counter[1][max_i[1][0]]); } writeln(ans); }
D
import std.stdio, std.array, std.string, std.conv, std.algorithm; import std.typecons, std.range, std.random, std.math, std.container; import std.numeric, std.bigint, core.bitop, core.stdc.stdio; int solve() { auto s = readln.split.map!(to!int); int M = s[0]; int N = s[1]; if (M == 0) return -1; auto A = new int[](M); auto B = new int[](N); int a, b; while (a < M) { auto T = readln.split.map!(to!int); foreach (t; T) A[a++] = t; } while (b < N) { auto T = readln.split.map!(to!int); foreach (t; T) B[b++] = t; } auto source = M + N; auto sink = M + N + 1; auto ff = new FordFulkerson(M+N+2, source, sink); foreach (i; 0..M) ff.add_edge(source, i, 1); foreach (i; 0..N) ff.add_edge(i+M, sink, 1); foreach (i; 0..M) foreach (j; 0..N) if (gcd(A[i], B[j]) > 1) ff.add_edge(i, j+M, 1); return ff.run; } void main() { while (true) { auto ans = solve; if (ans == -1) break; ans.writeln; } } class FordFulkerson { int N, source, sink; int[][] adj; int[][] flow; bool[] used; this(int n, int s, int t) { N = n; source = s; sink = t; assert (s >= 0 && s < N && t >= 0 && t < N); adj = new int[][](N); flow = new int[][](N, N); used = new bool[](N); } void add_edge(int from, int to, int cap) { adj[from] ~= to; adj[to] ~= from; flow[from][to] = cap; } int dfs(int v, int min_cap) { if (v == sink) return min_cap; if (used[v]) return 0; used[v] = true; foreach (to; adj[v]) { if (!used[to] && flow[v][to] > 0) { auto bottleneck = dfs(to, min(min_cap, flow[v][to])); if (bottleneck == 0) continue; flow[v][to] -= bottleneck; flow[to][v] += bottleneck; return bottleneck; } } return 0; } int run() { int ret = 0; while (true) { foreach (i; 0..N) used[i] = false; int f = dfs(source, int.max); if (f > 0) ret += f; else return ret; } } }
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import std.stdio; import std.string; import std.conv; import std.typecons; import std.algorithm; import std.functional; import std.bigint; import std.numeric; import std.array; import std.math; import std.range; import std.container; void main() { string INF = "|"; string[] input; while(true) { input = readln.split; if (input == ["0", "0", "0", "0"]) break; int n = input[0].to!int; int a = input[1].to!int; int s = input[2].to!int; int g = input[3].to!int; string[] vertices = new string[n]; vertices[] = INF; Edge[] edges = new Edge[a]; foreach(int i; 0..a) { input = readln.split; int from = input[1].to!int; int to = input[0].to!int; string cost = input[2]; if (from == to) { edges[i] = Edge(from, vertices.length.to!int, cost); edges ~= Edge(vertices.length.to!int, to, ""); vertices ~= INF; } else { edges[i] = Edge(from, to, cost); } } vertices[g] = ""; bool flg = false; for (int count=0; count<6*vertices.length; count++) { for (int i=0; i<edges.length; i++) { string value = edges[i].cost~vertices[edges[i].from]; if (value < vertices[edges[i].to] && vertices[edges[i].from]!=INF) { vertices[edges[i].to] = value; if (count>=vertices.length-1 && edges[i].to==s) { flg = true; } } } } writeln(vertices[s] == INF || flg ? "NO":vertices[s]); } } struct Edge { int from, to; string cost; this(int from, int to, string cost) { this.from = from; this.to = to; this.cost = cost; } }
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import std.stdio, std.conv, std.string, std.range, std.algorithm, std.array, std.functional; void main() { auto input = readln.split.to!(int[]); auto N = input[0], Q = input[1]; auto tree = new int[][N]; auto cnt = new int[N]; foreach(i; 0..(N-1)) { input = readln.split.to!(int[]); auto a = input[0], b = input[1]; tree[a-1] ~= b-1; tree[b-1] ~= a-1; } foreach(i; 0..Q) { input = readln.split.to!(int[]); auto p = input[0], x = input[1]; cnt[p-1] += x; } auto seen = new bool[N]; void dfs(int n, int parCnt) { seen[n] = true; cnt[n] += parCnt; foreach(c; tree[n]) { if(!seen[c]) { dfs(c, cnt[n]); } } } dfs(0, 0); foreach(c; cnt) { write(c, " "); } }
D
//prewritten code: https://github.com/antma/algo import std.algorithm; import std.array; import std.conv; import std.math; import std.range; import std.stdio; import std.string; import std.traits; final class InputReader { private: ubyte[] p, buffer; bool eof; bool rawRead () { if (eof) { return false; } p = stdin.rawRead (buffer); if (p.empty) { eof = true; return false; } return true; } ubyte nextByte(bool check) () { static if (check) { if (p.empty) { if (!rawRead ()) { return 0; } } } auto r = p.front; p.popFront (); return r; } public: this () { buffer = uninitializedArray!(ubyte[])(16<<20); } bool seekByte (in ubyte lo) { while (true) { p = p.find! (c => c >= lo); if (!p.empty) { return false; } if (!rawRead ()) { return true; } } } template next(T) if (isSigned!T) { T next () { if (seekByte (45)) { return 0; } T res; ubyte b = nextByte!false (); if (b == 45) { while (true) { b = nextByte!true (); if (b < 48 || b >= 58) { return res; } res = res * 10 - (b - 48); } } else { res = b - 48; while (true) { b = nextByte!true (); if (b < 48 || b >= 58) { return res; } res = res * 10 + (b - 48); } } } } template next(T) if (isUnsigned!T) { T next () { if (seekByte (48)) { return 0; } T res = nextByte!false () - 48; while (true) { ubyte b = nextByte!true (); if (b < 48 || b >= 58) { break; } res = res * 10 + (b - 48); } return res; } } T[] nextA(T) (in int n) { auto a = uninitializedArray!(T[]) (n); foreach (i; 0 .. n) { a[i] = next!T; } return a; } } void main() { auto r = new InputReader (); const n = r.next!uint; const p = r.next!uint; const k = r.next!uint; auto a = r.nextA!uint(n); auto b = new uint[][n]; foreach (i; 0 .. n) { b[i] = r.nextA!uint (p); } auto idx = iota (0, n).array; idx.sort! ((i, j) => a[i] > a[j]); const int m = 1 << p; auto c = new ulong[m]; auto pc = new int[m]; foreach (i; 1 .. m) pc[i] = pc[i & (i-1)] + 1; auto e = new int[][m]; foreach (i; 0 .. m) { foreach (j; 0 .. p) { if (!(i & (1 << j))) { e[i] ~= j; } } } auto d = new ulong[m]; foreach (pos, x; idx) { d[] = c[]; foreach (j; 0 .. m) { foreach (u; e[j]) { int o = j + (1 << u); ulong w = b[x][u] + c[j]; if (d[o] < w) d[o] = w; } if (pos - pc[j] < k) { ulong w = a[x] + c[j]; if (d[j] < w) d[j] = w; } } swap (c, d); } writeln (c.back); }
D
import std.stdio, std.string, std.conv; void main() { int a,b; scanf("%d %d",&a, &b); writeln(2*b-a); }
D
import std.stdio; import std.string; import std.algorithm; void main() { readln; auto a = readln.chomp.dup; int count; int left, right = cast(int)a.length - 1; for (;;) { while (left < a.length) { if (a[left] == 'W') { break; } ++left; } while (right >= 0) { if (a[right] == 'R') { break; } --right; } if (right < left) { break; } ++left; --right; ++count; } writeln(count); }
D
import std.stdio; import std.string; import std.range; import std.conv; void main() { auto X = readln.chomp.to!int; auto A = readln.chomp.to!int; auto B = readln.chomp.to!int; writeln((X-A)%B); }
D
import std.stdio, std.conv, std.string, std.math, std.regex, std.range, std.ascii, std.algorithm; void main(){ auto N = readln.chomp.to!int; auto K = readln.chomp.to!int; auto X = readln.chomp.to!int; auto Y = readln.chomp.to!int; if(N-K <= 0){ writeln(N*X); }else{ writeln(K*X + (N-K)*Y); } }
D
import std.stdio, std.algorithm, std.conv, std.array, std.string, std.math, std.typecons, std.numeric; void main() { auto ab = readln.split.to!(int[]); auto A = ab[0]; auto B = ab[1]; writeln(max(0, A - B*2)); }
D
void main() { writeln(readln.chomp.to!int ^^ 2 - readln.chomp.to!int); } import std.stdio; import std.string; import std.array; import std.conv; import std.algorithm; import std.range; import std.math; import std.numeric; import std.container; import std.typecons; import std.ascii; import std.uni;
D
import std.stdio, std.string, std.conv, std.algorithm; import std.range, std.array, std.math, std.typecons, std.container, core.bitop; void main() { int A, B, C, D, E, F; scan(A, B, C, D, E, F); int ans_w = 100*A, ans_s = 0; foreach (x ; 0 .. 31) { foreach (y ; 0 .. 31) { int water = 100 * (A * x + B * y); if (water == 0) continue; int L = min((A*x + B*y) * E, F - 100*(A*x + B*y)); if (L < 0) break; foreach (w ; 0 .. 3001) { if (L - C*w < 0) break; int z = (L - C*w) / D; //if (z < 0) break; int sugar = C*w + D*z; if (ans_s * (water + sugar) < sugar * (ans_w + ans_s)) { ans_w = water; ans_s = sugar; debug { writeln(ans_w, " ", ans_s); } } } } } writeln(ans_w + ans_s, " ", ans_s); } void scan(T...)(ref T args) { string[] line = readln.split; foreach (ref arg; args) { arg = line.front.to!(typeof(arg)); line.popFront(); } assert(line.empty); } void fillAll(R, T)(ref R arr, T value) { static if (is(typeof(arr[] = value))) { arr[] = value; } else { foreach (ref e; arr) { fillAll(e, value); } } }
D
import std.stdio,std.string,std.conv,std.algorithm; void main(){ while(1){ auto rd = readln().chomp(); if(rd){ auto v = to!double( rd ); auto t = v/9.8; auto y = 4.9*t*t; for(int i=1;i<100000;i++){ if( y <= 5*i-5 ){ writeln(i); break; } } }else{ break; } } }
D
import std.stdio, std.string, std.array, std.conv, std.algorithm, std.typecons, std.range, std.container, std.math, std.algorithm.searching, std.functional,std.mathspecial; void main(){ auto n=readln.chomp.to!int; auto as=readln.split.map!(to!long).array; long fromNega; long fromPosi; long currentNega; long currentPosi; foreach(i,a;as){ currentNega+=a; currentPosi+=a; if(i%2){ if(currentNega>=0){ fromNega+=currentNega+1; currentNega=-1; } if(currentPosi<=0){ fromPosi+=-currentPosi+1; currentPosi=+1; } }else{ if(currentNega<=0){ fromNega+=-currentNega+1; currentNega=+1; } if(currentPosi>=0){ fromPosi+=currentPosi+1; currentPosi=-1; } } } writeln(min(fromNega,fromPosi)); }
D
import std.stdio; import std.conv; import std.array; import std.string; import std.algorithm; int main(string[] argv) { while (1) { auto s = readln().chomp().split().map!(to!int); int mf = s[0] + s[1]; if (s[0] + s[1] + s[2] == -3) break; if (s[0] == -1 || s[1] == -1) writeln("F"); else if (80 <= mf) writeln("A"); else if (65 <= mf) writeln("B"); else if (50 <= mf) writeln("C"); else if (30 <= mf) if (50 <= s[2]) writeln("C"); else writeln("D"); else writeln("F"); } return 0; }
D
import std.algorithm, std.container, std.conv, std.math, std.range, std.typecons, std.stdio, std.string; auto rdsp(){return readln.splitter;} void pick(R,T)(ref R r,ref T t){t=r.front.to!T;r.popFront;} void readV(T...)(ref T t){auto r=rdsp;foreach(ref v;t)pick(r,v);} void main() { int n; long x; readV(n, x); auto h = new long[](n), p = new long[](n); h[0] = 1; p[0] = 1; foreach (i; 0..n) { h[i+1] = h[i]*2+3; p[i+1] = p[i]*2+1; } long pat(int i, long x) { if (i == 0) return 1; if (x == 1) return 0; else if (x <= h[i-1]+1) return pat(i-1, x-1); else if (x == h[i-1]+2) return p[i-1]+1; else if (x <= h[i-1]*2+2) return p[i-1]+1+pat(i-1, x-h[i-1]-2); else return p[i-1]*2+1; } writeln(pat(n, x)); }
D
import std.stdio, std.algorithm, std.conv, std.array, std.string, std.math, std.typecons, std.numeric; void main() { auto S = readln.chomp; long solve(size_t i, long sum) { if (i == S.length) return sum; long r; foreach (j; i+1..S.length+1) { r += solve(j, sum + S[i..j].to!long); } return r; } writeln(solve(0, 0)); }
D
/+ dub.sdl: name "A" dependency "dcomp" version=">=0.6.0" +/ import std.stdio, std.algorithm, std.range, std.conv; import std.typecons; import std.bigint; // import dcomp.foundation, dcomp.scanner; // import dcomp.container.deque; int main() { auto sc = new Scanner(stdin); int n, m, k; sc.read(n, m, k); m++; int[] a = new int[n]; a.each!((ref x) => sc.read(x)); long[] dp = a.map!(to!long).array; long[] ndp = new long[n]; auto deq = Deque!(int, true).make(); auto p = deq.p; foreach (int ph; 2..k+1) { ndp[] = -(10L^^18); deq.clear(); foreach (int i; 0..n) { if (p.length && (*p)[0] == i-m) { p.removeFront(); } if (p.length) { ndp[i] = dp[(*p)[0]] + 1L * ph * a[i]; } while (p.length && dp[(*p)[p.length-1]] <= dp[i]) { p.removeBack(); } p.insertBack(i); } swap(dp, ndp); } writeln(dp.fold!max); return 0; } /* IMPORT /home/yosupo/Program/dcomp/source/dcomp/foundation.d */ // module dcomp.foundation; //fold(for old compiler) static if (__VERSION__ <= 2070) { template fold(fun...) if (fun.length >= 1) { auto fold(R, S...)(R r, S seed) { import std.algorithm : reduce; static if (S.length < 2) { return reduce!fun(seed, r); } else { import std.typecons : tuple; return reduce!fun(tuple(seed), r); } } } unittest { import std.stdio; auto l = [1, 2, 3, 4, 5]; assert(l.fold!"a+b"(10) == 25); } } version (X86) static if (__VERSION__ < 2071) { int bsf(ulong v) { foreach (i; 0..64) { if (v & (1UL << i)) return i; } return -1; } int bsr(ulong v) { foreach_reverse (i; 0..64) { if (v & (1UL << i)) return i; } return -1; } int popcnt(ulong v) { int c = 0; foreach (i; 0..64) { if (v & (1UL << i)) c++; } return c; } } /* IMPORT /home/yosupo/Program/dcomp/source/dcomp/container/deque.d */ // module dcomp.container.deque; struct Deque(T, bool hasNull = true) { import core.exception : RangeError; import core.memory : GC; import std.range : ElementType, isInputRange; import std.traits : isImplicitlyConvertible; struct Payload { T *d; size_t st, length, cap; @property bool empty() const { return length == 0; } alias opDollar = length; ref inout(T) opIndex(size_t i) inout { version(assert) if (length <= i) throw new RangeError(); return d[(st+i >= cap) ? (st+i-cap) : st+i]; } private void expand() { import std.algorithm : max; assert(length == cap); auto nc = max(size_t(4), 2*cap); T* nd = cast(T*)GC.malloc(nc * T.sizeof); foreach (i; 0..length) { nd[i] = this[i]; } d = nd; st = 0; cap = nc; } void clear() { st = length = 0; } void insertFront(T v) { if (length == cap) expand(); if (st == 0) st += cap; st--; length++; this[0] = v; } void insertBack(T v) { if (length == cap) expand(); length++; this[length-1] = v; } void removeFront() { assert(!empty, "Deque.removeFront: Deque is empty"); st++; length--; if (st == cap) st = 0; } void removeBack() { assert(!empty, "Deque.removeBack: Deque is empty"); length--; } } struct RangeT(A) { alias T = typeof(*(A.p)); alias E = typeof(A.p.d[0]); T *p; size_t a, b; @property bool empty() const { return b <= a; } @property size_t length() const { return b-a; } @property RangeT save() { return RangeT(p, a, b); } @property RangeT!(const A) save() const { return typeof(return)(p, a, b); } alias opDollar = length; @property ref inout(E) front() inout { return (*p)[a]; } @property ref inout(E) back() inout { return (*p)[b-1]; } void popFront() { version(assert) if (empty) throw new RangeError(); a++; } void popBack() { version(assert) if (empty) throw new RangeError(); b--; } ref inout(E) opIndex(size_t i) inout { return (*p)[i]; } RangeT opSlice() { return this.save; } RangeT opSlice(size_t i, size_t j) { version(assert) if (i > j || a + j > b) throw new RangeError(); return typeof(return)(p, a+i, a+j); } RangeT!(const A) opSlice() const { return this.save; } RangeT!(const A) opSlice(size_t i, size_t j) const { version(assert) if (i > j || a + j > b) throw new RangeError(); return typeof(return)(p, a+i, a+j); } } alias Range = RangeT!Deque; alias ConstRange = RangeT!(const Deque); alias ImmutableRange = RangeT!(immutable Deque); Payload *p; private void I() { if (hasNull && !p) p = new Payload(); } private void C() const { version(assert) if (!p) throw new RangeError(); } //some value this(U)(U[] values...) if (isImplicitlyConvertible!(U, T)) {I; p = new Payload(); foreach (v; values) { insertBack(v); } } //range this(Range)(Range r) if (isInputRange!Range && isImplicitlyConvertible!(ElementType!Range, T) && !is(Range == T[])) {I; p = new Payload(); foreach (v; r) { insertBack(v); } } static Deque make() { Deque que; que.p = new Payload(); return que; } @property private bool hasPayload() const { return (!hasNull || p); } @property bool empty() const { return (!hasPayload || p.empty); } @property size_t length() const { return (hasPayload ? p.length : 0); } alias opDollar = length; ref inout(T) opIndex(size_t i) inout {C; return (*p)[i]; } ref inout(T) front() inout {C; return (*p)[0]; } ref inout(T) back() inout {C; return (*p)[$-1]; } void clear() { if (p) p.clear(); } void insertFront(T v) {I; p.insertFront(v); } void insertBack(T v) {I; p.insertBack(v); } void removeFront() {C; p.removeFront(); } void removeBack() {C; p.removeBack(); } Range opSlice() {I; return Range(p, 0, length); } } unittest { import std.algorithm : equal; import std.range.primitives : isRandomAccessRange; import std.container.util : make; auto q = make!(Deque!int); assert(isRandomAccessRange!(typeof(q[]))); //insert,remove assert(equal(q[], new int[](0))); q.insertBack(1); assert(equal(q[], [1])); q.insertBack(2); assert(equal(q[], [1, 2])); q.insertFront(3); assert(equal(q[], [3, 1, 2]) && q.front == 3); q.removeFront; assert(equal(q[], [1, 2]) && q.length == 2); q.insertBack(4); assert(equal(q[], [1, 2, 4]) && q.front == 1 && q.back == 4 && q[$-1] == 4); q.insertFront(5); assert(equal(q[], [5, 1, 2, 4])); //range assert(equal(q[][1..3], [1, 2])); assert(equal(q[][][][], q[])); //const range const auto rng = q[]; assert(rng.front == 5 && rng.back == 4); //reference type auto q2 = q; q2.insertBack(6); q2.insertFront(7); assert(equal(q[], q2[]) && q.length == q2.length); //construct with make auto a = make!(Deque!int)(1, 2, 3); auto b = make!(Deque!int)([1, 2, 3]); assert(equal(a[], b[])); } unittest { import std.algorithm : equal; import std.range.primitives : isRandomAccessRange; import std.container.util : make; auto q = make!(Deque!int); q.clear(); assert(equal(q[], new int[0])); foreach (i; 0..100) { q.insertBack(1); q.insertBack(2); q.insertBack(3); q.insertBack(4); q.insertBack(5); assert(equal(q[], [1,2,3,4,5])); q.clear(); assert(equal(q[], new int[0])); } } unittest { Deque!int a; Deque!int b; a.insertFront(2); assert(b.length == 0); } unittest { import std.algorithm : equal; import std.range : iota; Deque!int a; foreach (i; 0..100) { a.insertBack(i); } assert(equal(a[], iota(100))); } /* IMPORT /home/yosupo/Program/dcomp/source/dcomp/scanner.d */ // module dcomp.scanner; class Scanner { import std.stdio : File; import std.conv : to; import std.range : front, popFront, array, ElementType; import std.array : split; import std.traits : isSomeChar, isStaticArray, isArray; import std.algorithm : map; File f; this(File f) { this.f = f; } char[512] lineBuf; char[] line; private bool succ() { import std.range.primitives : empty, front, popFront; import std.ascii : isWhite; while (true) { while (!line.empty && line.front.isWhite) { line.popFront; } if (!line.empty) break; if (f.eof) return false; line = lineBuf[]; f.readln(line); } return true; } private bool readSingle(T)(ref T x) { import std.algorithm : findSplitBefore; import std.string : strip; import std.conv : parse; if (!succ()) return false; static if (isArray!T) { alias E = ElementType!T; static if (isSomeChar!E) { //string or char[10] etc //todo optimize auto r = line.findSplitBefore(" "); x = r[0].strip.dup; line = r[1]; } else { auto buf = line.split.map!(to!E).array; static if (isStaticArray!T) { //static assert(buf.length == T.length); } x = buf; line.length = 0; } } else { x = line.parse!T; } return true; } int read(T, Args...)(ref T x, auto ref Args args) { if (!readSingle(x)) return 0; static if (args.length == 0) { return 1; } else { return 1 + read(args); } } } unittest { import std.path : buildPath; import std.file : tempDir; import std.algorithm : equal; import std.stdio : File; string fileName = buildPath(tempDir, "kyuridenanmaida.txt"); auto fout = File(fileName, "w"); fout.writeln("1 2 3"); fout.writeln("ab cde"); fout.writeln("1.0 1.0 2.0"); fout.close; Scanner sc = new Scanner(File(fileName, "r")); int a; int[2] b; char[2] c; string d; double e; double[] f; sc.read(a, b, c, d, e, f); assert(a == 1); assert(equal(b[], [2, 3])); assert(equal(c[], "ab")); assert(equal(d, "cde")); assert(e == 1.0); assert(equal(f, [1.0, 2.0])); } unittest { import std.path : buildPath; import std.file : tempDir; import std.algorithm : equal; import std.stdio : File, writeln; import std.datetime; string fileName = buildPath(tempDir, "kyuridenanmaida.txt"); auto fout = File(fileName, "w"); foreach (i; 0..1_000_000) { fout.writeln(3*i, " ", 3*i+1, " ", 3*i+2); } fout.close; writeln("Scanner Speed Test(3*1,000,000 int)"); StopWatch sw; sw.start; Scanner sc = new Scanner(File(fileName, "r")); foreach (i; 0..500_000) { int a, b, c; sc.read(a, b, c); assert(a == 3*i); assert(b == 3*i+1); assert(c == 3*i+2); } foreach (i; 500_000..700_000) { int[3] d; sc.read(d); int a = d[0], b = d[1], c = d[2]; assert(a == 3*i); assert(b == 3*i+1); assert(c == 3*i+2); } foreach (i; 700_000..1_000_000) { int[] d; sc.read(d); assert(d.length == 3); int a = d[0], b = d[1], c = d[2]; assert(a == 3*i); assert(b == 3*i+1); assert(c == 3*i+2); } writeln(sw.peek.msecs, "ms"); }
D
import std.stdio : writeln; void main() { foreach(i; 1..10){ foreach(j; 1..10){ writeln(i, "x", j, "=", i*j); } } }
D
import std.stdio, std.algorithm, std.conv, std.array, std.string, std.math, std.typecons, std.numeric; void main() { auto N = readln.chomp.to!int; if (N == 3) { writeln("2 5 63"); } else if (N == 4) { writeln("2 5 20 63"); } else if (N == 5) { writeln("2 3 5 8 12"); } else { int[] r; r.length = N; int i, n = 2, m; while (i < N) { r[i++] = n; m = (m + n) % 6; do { ++n; } while (n%2 != 0 && n%3 != 0); } switch (m) { case 2: i = 4; while (n%6 != 0) ++n; break; case 3: i = 5; while (n%6 != 0) ++n; break; case 5: i = 5; while (n%6 != 4) ++n; break; default: i = 0; n = r[i]; } r[i] = n; writeln(r.to!(string[]).join(" ")); } }
D
import std.stdio; import std.string; import std.conv; import std.algorithm; import std.typecons; alias T = Tuple!(long, long, long); long[] vs; long[T] memo; long n, k; long f(long l, long r, long m) { auto key = tuple(l, r, m); if (key in memo) return memo[key]; if (m < 0 || n-r-1 < l) return 0; long[] cands = [0]; cands ~= vs[l] + f(l+1, r , m-1); cands ~= vs[$-r-1] + f(l , r+1, m-1); if (m > 1) { cands ~= f(l+1, r , m-2); cands ~= f(l , r+1, m-2); } memo[key] = cands.reduce!max; return memo[key]; } void main() { scanf("%ld %ld\n", &n, &k); vs = readln.chomp.split.to!(long[]); f(0, 0, k-1).write; }
D
import core.bitop, std.algorithm, std.ascii, std.bigint, std.conv, std.math, std.functional, std.numeric, std.range, std.stdio, std.string, std.random, std.typecons, std.container, std.format, std.datetime; // dfmt off T lread(T = long)(){return readln.chomp.to!T();} T[] lreads(T = long)(long n){return generate(()=>readln.chomp.to!T()).take(n).array();} T[] aryread(T = long)(){return readln.split.to!(T[])();} void scan(TList...)(ref TList Args){auto line = readln.split(); foreach (i, T; TList){T val = line[i].to!(T);Args[i] = val;}} alias sread = () => readln.chomp();enum MOD = 10 ^^ 9 + 7; alias PQueue(T, alias less = "a<b") = BinaryHeap!(Array!T, less); // dfmt on void main() { long X = lread(); long ans; ans += (X / 500) * 1000; ans += ((X % 500) / 5) * 5; writeln(ans); }
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import std.stdio; import std.conv, std.array, std.algorithm, std.string; import std.math, std.random, std.range, std.datetime; import std.bigint; int n; void main(){ n = readln.chomp.to!int; bool[][] xss; foreach(i; 0 .. n){ xss ~= readln.chomp.map!(x => (x == '#')).array; } int donecolumncount = 0; foreach(j; 0 .. n){ bool f = 1; foreach(i; 0 .. n){ if(!xss[i][j]) f = 0; } if(f) donecolumncount += 1; } int cmin = n + 1; foreach(i; 0 .. n){ int c = 0; foreach(j; 0 .. n){ if(!xss[i][j]){ c += 1; if(i == j){ int f = 1; foreach(ii; 0 .. n){ if(xss[ii][j]) f = 0; } c += f; } } } if(c < cmin) cmin = c; } int ans; if(cmin > n) ans = -1; else ans = cmin + n - donecolumncount; ans.writeln; }
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import std.algorithm; import std.range; import std.math; import std.regex; import std.array; import std.container; import std.stdio; import std.string; import std.conv; string[] readStrs() { return readln.chomp.split(' '); } T[] readInts(T)() { return readln.chomp.split(' ').map!(to!T).array(); } void main() { auto ss = readStrs(); if(ss[1] == "+") writeln(ss[0].to!long + ss[2].to!long); else writeln(ss[0].to!long - ss[2].to!long); }
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import std.stdio,std.string,std.conv,std.array; void main(){ //for(;;){ auto rc = readln().chomp(); auto transTable1 = makeTrans("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz", "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"); writeln( translate(rc, transTable1) ); //} }
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import std.stdio, std.algorithm, std.conv, std.array, std.string, std.math, std.typecons; long[] make_lucas() { long[] ls = [2,1]; for (int i = 2; i < 87; ++i) { ls ~= ls[i-1] + ls[i-2]; } return ls; } enum LS = make_lucas(); void main() { writeln(LS[readln.chomp.to!int]); }
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void main() { long n, k; rdVals(n, k); long[] a = rdRow; long b = bsr(k << 1); long[] cnt = new long[b]; foreach (x; a) { foreach (i; 0 .. b) { if ((x >> i) & 1) ++cnt[i]; } } long x; foreach_reverse (i, c; cnt) { if ((x | (1L << i)) > k) continue; if (c <= (n >> 1)) x |= (1L << i); } long f; foreach (y; a) { f += x ^ y; } f.writeln; } enum long mod = 10^^9 + 7; enum long inf = 1L << 60; T rdElem(T = long)() if (!is(T == struct)) { return readln.chomp.to!T; } alias rdStr = rdElem!string; alias rdDchar = rdElem!(dchar[]); T rdElem(T)() if (is(T == struct)) { T result; string[] input = rdRow!string; assert(T.tupleof.length == input.length); foreach (i, ref x; result.tupleof) { x = input[i].to!(typeof(x)); } return result; } T[] rdRow(T = long)() { return readln.split.to!(T[]); } T[] rdCol(T = long)(long col) { return iota(col).map!(x => rdElem!T).array; } T[][] rdMat(T = long)(long col) { return iota(col).map!(x => rdRow!T).array; } void rdVals(T...)(ref T data) { string[] input = rdRow!string; assert(data.length == input.length); foreach (i, ref x; data) { x = input[i].to!(typeof(x)); } } void wrMat(T = long)(T[][] mat) { foreach (row; mat) { foreach (j, compo; row) { compo.write; if (j == row.length - 1) writeln; else " ".write; } } } import std.stdio; import std.string; import std.array; import std.conv; import std.algorithm; import std.range; import std.math; import std.numeric; import std.mathspecial; import std.traits; import std.container; import std.functional; import std.typecons; import std.ascii; import std.uni; import core.bitop;
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import std.stdio, std.array, std.string, std.conv, std.algorithm; import std.typecons, std.range, std.random, std.math, std.container; import std.numeric, std.bigint, core.bitop, core.stdc.stdio; void main() { auto S = readln.chomp; auto T = readln.chomp; long hatena = 0; foreach (s; S) if (s == '?') hatena += 1; auto cnt2 = new long[](26); foreach (s; S) if (s != '?') cnt2[s - 'a'] += 1; auto cnt = new long[](26); foreach (t; T) cnt[t - 'a'] += 1; long hi = 10^^7; long lo = 0; auto hoge = new long[](26); long h; while (hi - lo > 1) { long mid = (hi + lo) / 2; foreach (i; 0..26) hoge[i] = cnt[i] * mid - cnt2[i]; h = hatena; foreach (i; 0..26) h -= max(0, hoge[i]); if (h >= 0) lo = mid; else hi = mid; } foreach (i; 0..26) cnt[i] = cnt[i] * lo - cnt2[i]; int p = 0; while (p < 26 && cnt[p] <= 0) p += 1; auto ans = new char[](S.length); foreach (i; 0..S.length) { if (S[i] == '?' && p < 26) { ans[i] = (p.to!char + 'a').to!char; cnt[p] -= 1; while (p < 26 && cnt[p] <= 0) p += 1; } else if (S[i] == '?' && p >= 26){ ans[i] = 'z'; } else { ans[i] = S[i]; } } ans.writeln; }
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import std.stdio, std.conv, std.functional, std.string; import std.algorithm, std.array, std.container, std.range, std.typecons; import std.bigint, std.numeric, std.math, std.random; import core.bitop; string FMT_F = "%.10f"; static File _f; void file_io(string fn) { _f = File(fn, "r"); } static string[] s_rd; T _RD(T = long)() { while(!s_rd.length) s_rd = readln.chomp.split; string res = s_rd[0]; s_rd.popFront; return res.to!T; } T _RD(T = long)(File f) { while(!s_rd.length) s_rd = f.readln.chomp.split; string res = s_rd[0]; s_rd.popFront; return res.to!T; } T[] _RDA(T = long)(T fix = 0) { auto r = readln.chomp.split.to!(T[]); r[] += fix; return r; } T[] _RDA(T = long)(File f, T fix = 0) { auto r = f.readln.chomp.split.to!(T[]); r[] += fix; return r; } T RD(T = long)() { if (_f.isOpen) return _RD!T(_f); else return _RD!T; } T[] RDA(T = long)(T fix = 0) { if (_f.isOpen) return _RDA!T(_f, fix); else return _RDA!T(fix); } size_t[] MAKE_IDX(alias less = "a < b", Range)(Range range) { auto idx = new size_t[](range.length); makeIndex!(less)(range, idx); return idx;} size_t MIN_POS(alias less = "a < b", Range)(Range range) { auto r = minPos!(less)(range); return range.length - r.length; } void chmin(T)(ref T x, T y) { x = min(x, y); } void chmax(T)(ref T x, T y) { x = max(x, y); } bool inside(T)(T x, T b, T e) { return x >= b && x < e; } T lcm(T)(T x, T y) { return x * (y / gcd(x, y)); } double[] rotate(double[] vec, double rad) { return [cos(rad)*vec[0] - sin(rad)*vec[1], sin(rad)*vec[0] + cos(rad)*vec[1]]; } //long mod = 10^^9 + 7; long mod = 998_244_353; //long mod = 1_000_003; void moda(ref long x, long y) { x = (x + y) % mod; } void mods(ref long x, long y) { x = ((x + mod) - (y % mod)) % mod; } void modm(ref long x, long y) { x = (x * y) % mod; } void modpow(ref long x, long y) { if (!y) { x = 1; return; } auto t = x; x.modpow(y>>1); x.modm(x); if (y&1) x.modm(t); } void modd(ref long x, long y) { y.modpow(mod - 2); x.modm(y); } void main() { auto t = RD!int; auto ans = new long[](t); auto arr = new long[]((10^^5) * 3); foreach (i; 1..(10^^5) * 3) { arr[i] = arr[i-1] ^ i; } foreach (ti; 0..t) { auto a = RD!int; auto b = RD!int; auto x = arr[a-1] ^ b; if (x == 0) ans[ti] = a; else if (x == a) ans[ti] = a + 2; else ans[ti] = a + 1; } foreach (e; ans) writeln(e); stdout.flush; debug readln; }
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