s_id stringlengths 10 10 | p_id stringlengths 6 6 | u_id stringlengths 10 10 | date stringlengths 10 10 | language stringclasses 1
value | original_language stringclasses 11
values | filename_ext stringclasses 1
value | status stringclasses 1
value | cpu_time stringlengths 1 5 | memory stringlengths 1 7 | code_size stringlengths 1 6 | code stringlengths 1 539k |
|---|---|---|---|---|---|---|---|---|---|---|---|
s705330673 | p02368 | u400336986 | 1487593289 | Python | Python3 | py | Runtime Error | 280 | 8016 | 801 | def dfs(u, g, stack):
visited[u] = True
for v in g[u]:
if not visited[v]:
dfs(v, g, stack)
stack.append(u)
return stack
nv, ne = map(int, input().split(' '))
adj, tps = ([[] for _ in range(nv)] for _ in range(2))
for _ in range(ne):
s, t = map(int, input().split(' '))
adj[s... |
s966539963 | p02368 | u855775311 | 1499781277 | Python | Python3 | py | Runtime Error | 140 | 8264 | 1032 | def main():
nvertices, nedges = map(int, input().split())
Adj = [[] for i in range(nvertices)]
Adjrev = [[] for i in range(nvertices)]
for i in range(nedges):
s, t = map(int, input().split())
Adj[s].append(t)
Adjrev[t].append(s)
component_ids = [-1] * nvertices
id = 0
... |
s169080503 | p02368 | u855775311 | 1499920890 | Python | Python3 | py | Runtime Error | 0 | 0 | 1241 | def main():
nvertices, nedges = map(int, input().split())
Adj = [[] for i in range(nvertices)]
Adjrev = [[] for i in range(nvertices)]
for i in range(nedges):
s, t = map(int, input().split())
Adj[s].append(t)
Adjrev[t].append(s)
ordering = []
visited = [False] * nvertice... |
s325399044 | p02368 | u855775311 | 1499920982 | Python | Python3 | py | Runtime Error | 130 | 8176 | 1249 | def main():
nvertices, nedges = map(int, input().split())
Adj = [[] for i in range(nvertices)]
Adjrev = [[] for i in range(nvertices)]
for i in range(nedges):
s, t = map(int, input().split())
Adj[s].append(t)
Adjrev[t].append(s)
ordering = []
visited = [False] * nvertice... |
s526226443 | p02368 | u855775311 | 1499921156 | Python | Python3 | py | Runtime Error | 120 | 8024 | 1299 | import sys
def main():
sys.setrecursionlimit(int(1e4))
nvertices, nedges = map(int, input().split())
Adj = [[] for i in range(nvertices)]
Adjrev = [[] for i in range(nvertices)]
for i in range(nedges):
s, t = map(int, input().split())
Adj[s].append(t)
Adjrev[t].append(s)
... |
s106263419 | p02368 | u855775311 | 1501749583 | Python | Python3 | py | Runtime Error | 110 | 7924 | 1114 | def main():
nvertices, nedges = map(int, input().split())
Adj = [[] for i in range(nvertices)]
AdjRev = [[] for i in range(nvertices)]
for i in range(nedges):
u, v = map(int, input().split())
Adj[u].append(v)
AdjRev[v].append(u)
lst = []
visited = [False] * nvertices
... |
s419177994 | p02368 | u798803522 | 1508158537 | Python | Python3 | py | Runtime Error | 150 | 8544 | 1430 | from collections import defaultdict
def counter():
cnt = 0
while True:
yield cnt
cnt += 1
def dfs(here, visited, track, count, connect):
visited |= {here}
for c in connect[here]:
if c not in visited:
dfs(c, visited, track, count, connect)
track[here] = next(coun... |
s159978713 | p02368 | u798803522 | 1508158584 | Python | Python3 | py | Runtime Error | 0 | 0 | 1460 | from collections import defaultdict
sys.setrecursionlimit(100000)
def counter():
cnt = 0
while True:
yield cnt
cnt += 1
def dfs(here, visited, track, count, connect):
visited |= {here}
for c in connect[here]:
if c not in visited:
dfs(c, visited, track, count, connec... |
s447351435 | p02368 | u352394527 | 1528130011 | Python | Python3 | py | Runtime Error | 200 | 6056 | 1222 | """
強連結成分分解
"""
def dfs(v, visited, edges, order):
visited[v] = True
for to in edges[v]:
if not visited[to]:
dfs(to, visited, edges, order)
order.append(v)
def search_strongly_connection(v, visited, reverse_edges, parent):
visited[v] = True
for to in reverse_edges[v]:
if not visited[to]:
... |
s577430336 | p02369 | u797673668 | 1461582089 | Python | Python3 | py | Runtime Error | 20 | 7712 | 779 | import sys
sys.setrecursionlimit(200000)
def dfs(i):
global edges, visited, root, duplicated
visited[i] = True
for edge in edges[i]:
if visited[edge]:
if edge == root:
return True
duplicated.add(edge)
continue
if dfs(edge):
r... |
s710746056 | p02369 | u603049633 | 1497844394 | Python | Python3 | py | Runtime Error | 30 | 7792 | 722 | import heapq as pq
inf = float("inf")
n,e = map(int, input().split())
M = [[] for i in range(n)]
L = list(map(int, range(n)))
for i in range(e):
s,t = map(int, input().split())
M[s].append(t)
if t in L:
L.remove(t)
def dijkstra(s):
color = [0] * n
H =[]
pq.heappush(H, s)
whil... |
s874350260 | p02369 | u893844544 | 1523855949 | Python | Python3 | py | Runtime Error | 0 | 0 | 426 |
nv,ne = [int(i) for i in input().split()]
a = []
for i in range(nv):
a.append([])
for i in range(ne):
s,t = [int(j) for j in input().split()]
a[s].append(t)
done = []
flag = 0
def put_forword(index):
global f
if index in done:
return
done.append(index)
for s in a[index]:
... |
s588145984 | p02369 | u893844544 | 1523858360 | Python | Python3 | py | Runtime Error | 0 | 0 | 429 |
nv,ne = [int(i) for i in input().split()]
g = [[] for i in range(nv)]
for i in range(ne):
s,t = [int(j) for j in input().split()]
g[s].append(t)
done = []
f = 0
def put_forword(index):
global f
if index in done:
return
done.append(index)
for i in g[index]:
if i == 0 and ... |
s531085172 | p02370 | u011621222 | 1540444477 | Python | Python3 | py | Runtime Error | 20 | 5664 | 442 |
# -*- coding: utf-8 -*-
# 文字列の入力
import math
V,E = map(int ,input().split())
X = []
for i in range(E):
s_i, t_i = map(int , input().split())
if(s_i in X):
if(t_i in X):
t = X.index(t_i)
s = X.index(s_i)
if(s > t):
X.remove(t_i)
X.insert(s,t_i)
else:
X.append(t_i)
else:
if(t_i in X):
t... |
s189501960 | p02370 | u967553879 | 1556259677 | Python | Python3 | py | Runtime Error | 0 | 0 | 1009 | def topologicalSortBfs(n):
for i in range(n):
color[i] = WHITE
for i in range(0, n):
if indeg[i] == 0 and color[i] == WHITE:
bfs(i)
def bfs(s):
Q.appendleft(s)
color[s] = GRAY
while Q:
u = Q.popleft()
out.append(u)
for v in G[u]:
i... |
s311039860 | p02370 | u099826363 | 1556717798 | Python | Python3 | py | Runtime Error | 40 | 6840 | 701 | from sys import exit
import queue
V,E = [int(n) for n in input().split()]
ans = []
# N = int(input())
graph = [[] for _ in range(V)]
indeg = [0]*E
yet = [True]*E
def bfs(s):
q = queue.Queue()
q.put(s)
while(not q.empty()):
u = q.get()
ans.append(u)
yet[u]=False
for v in grap... |
s327024893 | p02370 | u099826363 | 1556717874 | Python | Python3 | py | Runtime Error | 40 | 6840 | 701 | from sys import exit
import queue
V,E = [int(n) for n in input().split()]
ans = []
# N = int(input())
graph = [[] for _ in range(E)]
indeg = [0]*E
yet = [True]*E
def bfs(s):
q = queue.Queue()
q.put(s)
while(not q.empty()):
u = q.get()
ans.append(u)
yet[u]=False
for v in grap... |
s959517610 | p02370 | u067972379 | 1559212067 | Python | Python3 | py | Runtime Error | 0 | 0 | 1069 | from collections import deque, defaultdict
def topological_sort(V, E):
'''
Kahn's Algorithm (O(|V| + |E|) time)
Input:
V = [0, 1, ..., N-1]: a list of vertices of the digraph
E: the adjacency list of the digraph (dict)
Output:
If the input digraph is acyclic, then return a topological sorti... |
s900224205 | p02370 | u894114233 | 1461422655 | Python | Python | py | Runtime Error | 10 | 6800 | 697 | from collections import deque
def Topologicalsort():
for i in xrange(v):
if indeg[i]==0 and color[i]==0:
bfs(i)
def bfs(s):
color[s]=2
q.append(s)
while len(q)>0:
i=q.popleft()
ans.append(i)
for j in xrange(v):
if m[i][j]!=-1 and color[j]==0 :
... |
s080724592 | p02370 | u894114233 | 1461422906 | Python | Python | py | Runtime Error | 10 | 6800 | 688 | from collections import deque
def Topologicalsort():
for i in xrange(v):
if indeg[i]==0 and color[i]==0:
bfs(i)
def bfs(s):
color[s]=2
q.append(s)
while len(q)>0:
i=q.popleft()
ans.append(i)
for j in xrange(v):
if m[i][j]!=-1:
ind... |
s164985054 | p02370 | u462831976 | 1490603572 | Python | Python3 | py | Runtime Error | 40 | 8676 | 830 | # -*- coding: utf-8 -*-
import sys
import os
import pprint
from queue import Queue
"""Topological Sort"""
#fd = os.open('GRL_4_B.txt', os.O_RDONLY)
#os.dup2(fd, sys.stdin.fileno())
V, E = list(map(int, input().split()))
G = [[] for i in range(V)]
indig = [0] * V # ??\?¬???°
for i in range(V):
s, t = list(map(in... |
s492553537 | p02370 | u426534722 | 1500821701 | Python | Python3 | py | Runtime Error | 0 | 0 | 469 | from sys import stdin
from collections import deque
V, E = map(int, stdin.readline().split())
adj_list = [[] for _ in [] * V]
is_visited = [False] * V
for _ in [] * E:
s, t = map(int, stdin.readline().split())
adj_list[s].append(t)
out = deque()
def dfs(u):
is_visited[u] = True
for v in adj_list[u]:
... |
s162708980 | p02370 | u426534722 | 1500821728 | Python | Python3 | py | Runtime Error | 0 | 0 | 470 | from sys import stdin
from collections import deque
V, E = map(int, stdin.readline().split())
adj_list = [[] for _ in [] * V]
is_visited = [False] * V
for _ in [0] * E:
s, t = map(int, stdin.readline().split())
adj_list[s].append(t)
out = deque()
def dfs(u):
is_visited[u] = True
for v in adj_list[u]:
... |
s907833658 | p02370 | u792145349 | 1528975773 | Python | Python3 | py | Runtime Error | 0 | 0 | 516 | N, M = map(int, input().split())
G = [[] for i in range(N)]
for i in range(M):
s, t = map(int, input().split())
G[s].append(t)
def topological_sort(g):
topological_list = []
visited = set()
def dfs(n):
for e in g[n]:
if e not in visited:
dfs(e)
topologic... |
s257941396 | p02371 | u138546245 | 1534991840 | Python | Python3 | py | Runtime Error | 20 | 6248 | 1710 | #!/usr/bin/env python3
# GRL_5_A: Tree - Diameter of a Tree
class Edge:
__slots__ = ('v', 'w')
def __init__(self, v, w):
self.v = v
self.w = w
def either(self):
return self.v
def other(self, v):
if v == self.v:
return self.w
else:
retu... |
s723042716 | p02371 | u943441430 | 1559280055 | Python | Python3 | py | Runtime Error | 20 | 5668 | 934 | from heapq import heappush, heappop
INF = 10000000000
def dijkstra(r, v, dic):
dp = []
q = []
dp = [INF] * v
dp[r] = 0
heappush(q, (0, r))
while q:
cost, vtx = heappop(q)
if dp[vtx] < cost:
continue
for vtx1, cost1 in dic[vtx]:
if cost + cost1 <... |
s636298060 | p02371 | u943441430 | 1559280089 | Python | Python3 | py | Runtime Error | 20 | 5664 | 924 | from heapq import heappush, heappop
INF = 10000000000
def dijkstra(r, v, dic):
dp = []
q = []
dp = [INF] * v
dp[r] = 0
heappush(q, (0, r))
while q:
cost, vtx = heappop(q)
if dp[vtx] < cost:
continue
for vtx1, cost1 in dic[vtx]:
if cost + cost1 <... |
s900104419 | p02371 | u943441430 | 1559282570 | Python | Python3 | py | Runtime Error | 20 | 6220 | 665 | def solve(prev, r, dic):
d = 0
t = r
if r in dic:
for vtx, cost in dic[r]:
if vtx == prev:
continue
d1, t1 = solve(r, vtx, dic)
d1 += cost
if d < d1:
d = d1
t = t1
return d, t
line = input()
n = int(... |
s896418709 | p02371 | u943441430 | 1559282654 | Python | Python3 | py | Runtime Error | 20 | 6220 | 665 | def solve(prev, r, dic):
d = 0
t = r
if r in dic:
for vtx, cost in dic[r]:
if vtx == prev:
continue
d1, t1 = solve(r, vtx, dic)
d1 += cost
if d < d1:
d = d1
t = t1
return d, t
line = input()
n = int(... |
s015717608 | p02371 | u943441430 | 1559285284 | Python | Python3 | py | Runtime Error | 290 | 16788 | 707 | import sys
sys.setrecursionlimit(10000)
def solve(prev, r, dic):
d = 0
t = r
if r in dic:
for vtx, cost in dic[r]:
if vtx == prev:
continue
d1, t1 = solve(r, vtx, dic)
d1 += cost
if d < d1:
d = d1
t = t... |
s948763989 | p02371 | u943441430 | 1559285310 | Python | Python3 | py | Runtime Error | 820 | 43928 | 707 | import sys
sys.setrecursionlimit(50000)
def solve(prev, r, dic):
d = 0
t = r
if r in dic:
for vtx, cost in dic[r]:
if vtx == prev:
continue
d1, t1 = solve(r, vtx, dic)
d1 += cost
if d < d1:
d = d1
t = t... |
s205742847 | p02371 | u943441430 | 1559285339 | Python | Python3 | py | Runtime Error | 750 | 43924 | 708 | import sys
sys.setrecursionlimit(100000)
def solve(prev, r, dic):
d = 0
t = r
if r in dic:
for vtx, cost in dic[r]:
if vtx == prev:
continue
d1, t1 = solve(r, vtx, dic)
d1 += cost
if d < d1:
d = d1
t = ... |
s751108930 | p02371 | u567380442 | 1428235656 | Python | Python3 | py | Runtime Error | 40 | 6756 | 847 | def postorder(g):
parent_stack = [None]
dfs_stack = [(0, None)]
while dfs_stack:
u, prev = dfs_stack.pop()
dfs_stack.extend((t, u) for d, t in g[u])
while parent_stack[-1] != prev:
yield parent_stack.pop()
parent_stack.append(u)
while parent_stack[... |
s832427108 | p02371 | u567380442 | 1428236297 | Python | Python3 | py | Runtime Error | 30 | 6764 | 945 | def root(g):
return set(g.keys()).difference({y for x in g.values() for y in x}).pop()
def postorder(g):
parent_stack = [None]
dfs_stack = [(root(g), None)]
while dfs_stack:
u, prev = dfs_stack.pop()
dfs_stack.extend((t, u) for d, t in g[u])
while parent_stack[-1] !=... |
s849577171 | p02371 | u072053884 | 1477707059 | Python | Python3 | py | Runtime Error | 230 | 15936 | 553 | # Acceptance of input
import sys
f_i = sys.stdin
n = int(f_i.readline())
edges = [[None] * n for i in range(n)]
for l_i in f_i:
s, t, w = map(int, l_i.split())
edges[s][t] = w
edges[t][s] = w
# Tree Walk and Output
distance = [0] * n
def tree_walk(u, d, p):
for v, e in enumerate(edges[u]):
... |
s793960812 | p02371 | u072053884 | 1477759074 | Python | Python3 | py | Runtime Error | 30 | 8028 | 1470 | # Acceptance of input
import sys
f_i = sys.stdin
n = int(f_i.readline())
edges = [[None] * n for i in range(n)]
for l_i in f_i:
s, t, w = map(int, l_i.split())
edges[s][t] = w
edges[t][s] = w
# dfs tree walk 1
import collections
path = collections.deque()
path.append(0)
distance = 0
max_distance = ... |
s307578639 | p02371 | u072053884 | 1477830715 | Python | Python3 | py | Runtime Error | 150 | 20612 | 566 | # Acceptance of input
import sys
f_i = sys.stdin
n = int(f_i.readline())
edges = [[] for i in range(n)]
for l_i in f_i:
s, t, w = map(int, l_i.split())
edges[s].append([t, w])
edges[t].append([s, w])
# Tree Walk and Output
distance = [0] * n
sys.setrecursionlimit(10000)
def tree_walk(u, d, p):
... |
s361206091 | p02371 | u072053884 | 1477830786 | Python | Python3 | py | Runtime Error | 500 | 94944 | 567 | # Acceptance of input
import sys
f_i = sys.stdin
n = int(f_i.readline())
edges = [[] for i in range(n)]
for l_i in f_i:
s, t, w = map(int, l_i.split())
edges[s].append([t, w])
edges[t].append([s, w])
# Tree Walk and Output
distance = [0] * n
sys.setrecursionlimit(100000)
def tree_walk(u, d, p):
... |
s378573805 | p02371 | u072053884 | 1477830822 | Python | Python3 | py | Runtime Error | 510 | 94916 | 567 | # Acceptance of input
import sys
f_i = sys.stdin
n = int(f_i.readline())
edges = [[] for i in range(n)]
for l_i in f_i:
s, t, w = map(int, l_i.split())
edges[s].append([t, w])
edges[t].append([s, w])
# Tree Walk and Output
distance = [0] * n
sys.setrecursionlimit(200000)
def tree_walk(u, d, p):
... |
s725953730 | p02371 | u260980560 | 1500111153 | Python | Python | py | Runtime Error | 0 | 0 | 591 | while 1:
n = input()
if n == 0:
break
G = [[] for i in xrange(n)]
for i in xrange(n-1):
s, t, w = map(int, raw_input().split())
G[s].append((t, w))
G[t].append((s, w))
def dfs(s, prev):
if prev != -1 and len(G[s]) == 1:
return (0, s)
res =... |
s830985785 | p02371 | u260980560 | 1500111176 | Python | Python | py | Runtime Error | 0 | 0 | 631 | import sys
sys.setrecursionlimit(10**6)
while 1:
n = input()
if n == 0:
break
G = [[] for i in xrange(n)]
for i in xrange(n-1):
s, t, w = map(int, raw_input().split())
G[s].append((t, w))
G[t].append((s, w))
def dfs(s, prev):
if prev != -1 and len(G[s]) == 1:... |
s285166837 | p02371 | u260980560 | 1500111221 | Python | Python | py | Runtime Error | 470 | 91060 | 509 | import sys
sys.setrecursionlimit(10**6)
n = input()
G = [[] for i in xrange(n)]
for i in xrange(n-1):
s, t, w = map(int, raw_input().split())
G[s].append((t, w))
G[t].append((s, w))
def dfs(s, prev):
if prev != -1 and len(G[s]) == 1:
return (0, s)
res = (0, -1)
for t, w in G[s]:
... |
s656967478 | p02371 | u260980560 | 1500111591 | Python | Python | py | Runtime Error | 490 | 95028 | 474 | import sys
sys.setrecursionlimit(10**6)
n = input()
G = [[] for i in xrange(n)]
for i in xrange(n-1):
s, t, w = map(int, raw_input().split())
G[s].append((t, w))
G[t].append((s, w))
def dfs(s, prev):
if prev != -1 and len(G[s]) == 1:
return (0, s)
res = (0, s)
for t, w in G[s]:
... |
s319285156 | p02371 | u426534722 | 1501104919 | Python | Python3 | py | Runtime Error | 0 | 0 | 718 | import sys
readline = sys.stdin.readline
from collections import deque
from math import isinf
INF = float("inf")
sys.setrecursionlimit(200000)
n = int(readline())
G = [[] for _ in range(n)]
for _ in [0] * (n - 1):
s, t, w = map(int, readline().split())
G[s].append([t, w])
G[t].append([s, w])
def bfs(s, D):
... |
s350380047 | p02371 | u798803522 | 1508662368 | Python | Python3 | py | Runtime Error | 60 | 8412 | 868 | from collections import defaultdict
def dfs(source, used, all_weight, connect):
max_weight = all_weight
max_source = source
used[source] = 1
for target, weight in connect[source]:
if not used[target]:
now_weight = all_weight + weight
this_source, this_weight = dfs(target... |
s906142384 | p02371 | u798803522 | 1508662414 | Python | Python3 | py | Runtime Error | 830 | 54372 | 909 | from collections import defaultdict
import sys
sys.setrecursionlimit(100000)
def dfs(source, used, all_weight, connect):
max_weight = all_weight
max_source = source
used[source] = 1
for target, weight in connect[source]:
if not used[target]:
now_weight = all_weight + weight
... |
s366159095 | p02372 | u138546245 | 1535095693 | Python | Python3 | py | Runtime Error | 20 | 5684 | 3004 | #!/usr/bin/env python3
# GRL_5_B: Tree - Height of a Tree
import bisect
class Edge:
__slots__ = ('v', 'w')
def __init__(self, v, w):
self.v = v
self.w = w
def either(self):
return self.v
def other(self, v):
if v == self.v:
return self.w
else:
... |
s522342851 | p02372 | u567380442 | 1428286644 | Python | Python3 | py | Runtime Error | 30 | 6800 | 1400 | from sys import stdin
from collections import defaultdict
readline = stdin.readline
def main():
n = int(readline())
g = defaultdict(list)
for _ in range(n - 1):
s, t, d = map(int, readline().split())
g[s].append([d, t])
dp = defaultdict(dict)
r = root(g)
for i in postorder(g, ... |
s750439590 | p02372 | u797673668 | 1461663787 | Python | Python3 | py | Runtime Error | 30 | 7752 | 1027 | import sys
from operator import itemgetter
sys.setrecursionlimit(200000)
def dfs(u, prev):
global post_order, pre_order
pre_order.append((u, prev))
for w, t in edges[u]:
if t != prev:
dfs(t, u)
post_order.append(u)
n = int(input())
edges = [set() for _ in range(n)]
for _ in ra... |
s899231018 | p02372 | u798803522 | 1508670418 | Python | Python3 | py | Runtime Error | 0 | 0 | 1041 | from collections import defaultdict
import sys
sys.setrecursionlimit(200000)
def dfs(source, edge_index, connect):
if connect[source][edge_index][2] >= 0:
return connect[source][edge_index][2]
this_edge = connect[source][edge_index]
this_edge[2] = this_edge[1]
dest = this_edge[0]
for i, (ne... |
s175574039 | p02372 | u798803522 | 1508671622 | Python | Python3 | py | Runtime Error | 0 | 0 | 1321 | from collections import defaultdict
import sys
sys.setrecursionlimit(200000)
def dfs(source, edge_index, connect, used):
if used[source] or connect[source][edge_index][2] >= 0:
return connect[source][edge_index][2]
used[source] = 1
this_edge = connect[source][edge_index]
this_edge[2] = this_edg... |
s403533908 | p02372 | u798803522 | 1508675521 | Python | Python3 | py | Runtime Error | 0 | 0 | 1645 | # for undirected graph
from collections import defaultdict
import sys
sys.setrecursionlimit(200000)
def dfs(source, edge_index, connect, used):
if connect[source][edge_index][3] or connect[source][edge_index][2] >= 0:
return connect[source][edge_index][2]
connect[source][edge_index][3] = 1
this_ed... |
s076566577 | p02372 | u798803522 | 1508681398 | Python | Python3 | py | Runtime Error | 0 | 0 | 1721 | # for undirected graph
from collections import defaultdict
import sys
sys.setrecursionlimit(200000)
def dfs(source, edge_index, connect):
if connect[source][edge_index][3] or connect[source][edge_index][2] >= 0:
return connect[source][edge_index][2]
connect[source][edge_index][3] = 1
this_edge = c... |
s050646246 | p02372 | u798803522 | 1508681433 | Python | Python3 | py | Runtime Error | 0 | 0 | 1687 | # for undirected graph
from collections import defaultdict
import sys
sys.setrecursionlimit(200000)
def dfs(source, edge_index, connect):
if connect[source][edge_index][3] or connect[source][edge_index][2] >= 0:
return connect[source][edge_index][2]
connect[source][edge_index][3] = 1
this_edge = c... |
s656616893 | p02373 | u082657995 | 1556376524 | Python | Python3 | py | Runtime Error | 20 | 5624 | 1752 | class Lca:
def __init__(self, E, root):
import sys
sys.setrecursionlimit(500000)
self.root = root
self.E = E # V<V>
self.n = len(E) # 頂点数
self.logn = 0
while self.n > (1<<self.logn):
self.logn += 1
# parent[n][v] = ノード v から 1<<n 個親をたどったノ... |
s977228897 | p02373 | u894114233 | 1471704708 | Python | Python | py | Runtime Error | 480 | 19080 | 1345 | # -*- coding: utf-8 -*-
from math import log
def dfs(v,p,d):
parent[0][v]=p
depth[v]=d
for i in xrange(len(G[v])):
if G[v][i]!=p:
dfs(G[v][i],v,d+1)
def init(vn,root):
dfs(root,-1,0)
k=0
while k+1<log(vn,2):
for v in xrange(vn):
if parent[k][v]<0:
... |
s649570266 | p02373 | u894114233 | 1471704919 | Python | Python | py | Runtime Error | 1080 | 82012 | 1385 | # -*- coding: utf-8 -*-
from math import log
import sys
sys.setrecursionlimit(10**7)
def dfs(v,p,d):
parent[0][v]=p
depth[v]=d
for i in xrange(len(G[v])):
if G[v][i]!=p:
dfs(G[v][i],v,d+1)
def init(vn,root):
dfs(root,-1,0)
k=0
while k+1<log(vn,2):
for v in xrange(vn... |
s423519560 | p02373 | u894114233 | 1471704965 | Python | Python | py | Runtime Error | 1100 | 81980 | 1385 | # -*- coding: utf-8 -*-
from math import log
import sys
sys.setrecursionlimit(10**9)
def dfs(v,p,d):
parent[0][v]=p
depth[v]=d
for i in xrange(len(G[v])):
if G[v][i]!=p:
dfs(G[v][i],v,d+1)
def init(vn,root):
dfs(root,-1,0)
k=0
while k+1<log(vn,2):
for v in xrange(vn... |
s241355782 | p02373 | u022407960 | 1481776093 | Python | Python3 | py | Runtime Error | 30 | 7968 | 1801 | #!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
input:
16
3 1 2 3
3 4 5 6
0
2 7 8
0
2 9 10
2 14 15
0
0
0
3 11 12 13
0
0
0
0
0
10
1 3
4 5
4 9
4 10
4 13
9 13
9 14
9 8
13 14
13 7
output:
0
1
1
1
1
5
1
0
1
0
"""
import sys
import math
def dfs(v, v_parent, v_depth):
parent[0][v] = v_parent
depth[v] = v_depth... |
s474160311 | p02373 | u022407960 | 1481776135 | Python | Python3 | py | Runtime Error | 20 | 7904 | 1834 | #!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
input:
16
3 1 2 3
3 4 5 6
0
2 7 8
0
2 9 10
2 14 15
0
0
0
3 11 12 13
0
0
0
0
0
10
1 3
4 5
4 9
4 10
4 13
9 13
9 14
9 8
13 14
13 7
output:
0
1
1
1
1
5
1
0
1
0
"""
import sys
import math
sys.setrecursionlimit(int(1e5))
def dfs(v, v_parent, v_depth):
parent[0][v] ... |
s869009376 | p02373 | u022407960 | 1481806461 | Python | Python3 | py | Runtime Error | 30 | 7960 | 1939 | #!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
input:
16
3 1 2 3
3 4 5 6
0
2 7 8
0
2 9 10
2 14 15
0
0
0
3 11 12 13
0
0
0
0
0
10
1 3
4 5
4 9
4 10
4 13
9 13
9 14
9 8
13 14
13 7
output:
0
1
1
1
1
5
1
0
1
0
"""
import sys
import math
sys.setrecursionlimit(int(1e5))
def dfs(v, v_parent, v_depth):
# print(paren... |
s560784192 | p02373 | u022407960 | 1481806815 | Python | Python3 | py | Runtime Error | 860 | 105140 | 1939 | #!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
input:
16
3 1 2 3
3 4 5 6
0
2 7 8
0
2 9 10
2 14 15
0
0
0
3 11 12 13
0
0
0
0
0
10
1 3
4 5
4 9
4 10
4 13
9 13
9 14
9 8
13 14
13 7
output:
0
1
1
1
1
5
1
0
1
0
"""
import sys
import math
sys.setrecursionlimit(int(1e5))
def dfs(v, v_parent, v_depth):
# print(paren... |
s989481025 | p02373 | u022407960 | 1481971667 | Python | Python3 | py | Runtime Error | 0 | 0 | 1685 | #!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
input:
3
0.0 0.0
2.0 0.0
1.0 1.0
output:
1.41421356237
"""
import sys
from operator import attrgetter
class ClosestPair(object):
def __init__(self, in_data):
"""
Init closest pairs points set.
"""
self.p_num = int(in_data[0])
... |
s095425140 | p02373 | u022407960 | 1481971749 | Python | Python3 | py | Runtime Error | 0 | 0 | 1697 | #!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
input:
3
0.0 0.0
2.0 0.0
1.0 1.0
output:
1.41421356237
"""
import sys
from operator import attrgetter
class ClosestPair(object):
def __init__(self, in_data):
"""
Init closest pairs points set.
"""
self.p_num = int(in_data[0])
... |
s530115706 | p02373 | u408260374 | 1482328592 | Python | Python3 | py | Runtime Error | 640 | 35864 | 2003 | class Edge:
def __init__(self, dst, weight):
self.dst, self.weight = dst, weight
def __lt__(self, e):
return self.weight > e.weight
class Graph:
def __init__(self, V):
self.V = V
self.E = [[] for _ in range(V)]
def add_edge(self, src, dst, weight):
self.E[src]... |
s665391174 | p02373 | u408260374 | 1482328676 | Python | Python3 | py | Runtime Error | 980 | 95504 | 2045 | import sys
sys.setrecursionlimit(10**6)
class Edge:
def __init__(self, dst, weight):
self.dst, self.weight = dst, weight
def __lt__(self, e):
return self.weight > e.weight
class Graph:
def __init__(self, V):
self.V = V
self.E = [[] for _ in range(V)]
def add_edge(se... |
s810976017 | p02373 | u797673668 | 1488274450 | Python | Python3 | py | Runtime Error | 450 | 27696 | 1025 | from math import log2
def build():
dfs(tree, 0, -1, 0)
pk0 = parent[0]
for k in range(1, logn):
pk1 = parent[k]
for v in range(n):
pkv = pk0[v]
pk1[v] = -1 if pkv < 0 else pk0[pkv]
pk0 = pk1
def dfs(tree, v, p, d):
parent[0][v] = p
depth[v] = d
... |
s841520214 | p02373 | u797673668 | 1488274533 | Python | Python3 | py | Runtime Error | 1340 | 96168 | 1068 | import sys
sys.setrecursionlimit(100000)
from math import log2
def build():
dfs(tree, 0, -1, 0)
pk0 = parent[0]
for k in range(1, logn):
pk1 = parent[k]
for v in range(n):
pkv = pk0[v]
pk1[v] = -1 if pkv < 0 else pk0[pkv]
pk0 = pk1
def dfs(tree, v, p, d)... |
s972907851 | p02373 | u260980560 | 1500114790 | Python | Python | py | Runtime Error | 20 | 6688 | 1079 | from collections import deque
n = input()
C = [None]*n
P = [None]*n
for i in xrange(n):
ipt = map(int, raw_input().split())
C[i] = ipt[1:]
for c in C[i]:
P[c] = i
LEV = (n+1).bit_length()
parent = [[None]*(LEV + 1) for i in xrange(n)]
for i in xrange(n):
parent[i][0] = P[i]
for k in xrange(1, L... |
s551298889 | p02373 | u798803522 | 1508767122 | Python | Python3 | py | Runtime Error | 70 | 8152 | 1225 | import math
from collections import defaultdict
def dfs(here, p, d, parent, depth, connect):
parent[0][here] = p
depth[here] = d
for next_v in connect[here]:
dfs(next_v, here, d + 1, parent, depth, connect)
def lca(v1, v2, parent, depth):
if depth[v2] > depth[v1]:
v1, v2 = v2, v1
f... |
s807828051 | p02373 | u798803522 | 1508767226 | Python | Python3 | py | Runtime Error | 720 | 24764 | 1233 | import math
from collections import defaultdict
def dfs(here, p, d, parent, depth, connect):
parent[0][here] = p
depth[here] = d
for next_v in connect[here]:
dfs(next_v, here, d + 1, parent, depth, connect)
def lca(v1, v2, parent, depth):
if depth[v2] > depth[v1]:
v1, v2 = v2, v1
f... |
s496228135 | p02374 | u847485844 | 1559098521 | Python | Python | py | Runtime Error | 0 | 0 | 3808 | N = 10 ** 5
prt = [0] * (N + 1)
left = [-1] + [0] * N
right = [-1] + [0] * N
sz = [0] + [1] * N
key = [0] * (N + 1)
val = [0] * (N + 1)
rev = [0] * (N + 1)
def update(i, l, r):
# assert 1 <= i <= N
sz[i] = 1 + sz[l] + sz[r]
val[i] = key[i] + val[l] + val[r]
def swap(i):
if i:
left[i], right[... |
s187726677 | p02374 | u210794057 | 1559302739 | Python | Python | py | Runtime Error | 0 | 0 | 1132 | import sys
sys.setrecursionlimit(int(1e6))
class BIT:
def __init__(self, n):
self.n = n
self.data = [0] * (n + 1)
def get_sum(self, i):
ret = 0
while i > 0:
ret += self.data[i]
i -= (i & -i)
return ret
def add(self, i, w):
if ... |
s013981205 | p02374 | u210794057 | 1559302763 | Python | Python3 | py | Runtime Error | 0 | 0 | 1132 | import sys
sys.setrecursionlimit(int(1e6))
class BIT:
def __init__(self, n):
self.n = n
self.data = [0] * (n + 1)
def get_sum(self, i):
ret = 0
while i > 0:
ret += self.data[i]
i -= (i & -i)
return ret
def add(self, i, w):
if ... |
s325049396 | p02374 | u210794057 | 1559302929 | Python | Python | py | Runtime Error | 0 | 0 | 765 | import sys
sys.setrecursionlimit(int(1e6))
class BIT:
def __init__(self, n):
self.n = n
self.data = [0] * (n + 1)
def get_sum(self, i):
ret = 0
while i > 0:
ret += self.data[i]
i -= (i & -i)
return ret
def add(self, i, w):
if i == 0:
return
while i <= self.n:
self.data[i] += w
i += ... |
s859652526 | p02374 | u686180487 | 1559377937 | Python | Python3 | py | Runtime Error | 0 | 0 | 843 | # -*- coding: utf-8 -*-
N = int(input())
G = [None for i in range(N)]
for i in range(N):
temp = list(map(int, input().split()))
G[i] = temp[1:]
INF = 2**31 -1
temp = 1
while temp < N:
temp *= 2
lis = [INF for i in range(2*temp-1)]
def getSum(x):
x += temp-1
w_sum = lis[x]
while x > 0:
x = (x-1) //... |
s216836427 | p02374 | u686180487 | 1559378172 | Python | Python3 | py | Runtime Error | 0 | 0 | 900 | # -*- coding: utf-8 -*-
N = int(input())
G = [None for i in range(N)]
for i in range(N):
temp = list(map(int, input().split()))
G[i] = temp[1:]
INF = 2**31 -1
temp = 1
while temp < N:
temp *= 2
lis = [INF for i in range(2*temp-1)]
def getSum(x):
x += temp-1
w_sum = lis[x]
while x > 0:
x = (x-1) //... |
s254865021 | p02374 | u686180487 | 1559482826 | Python | Python3 | py | Runtime Error | 130 | 6344 | 1026 | # -*- coding: utf-8 -*-
class weightRtree:
def __init__(self, num):
self.num = num
self.weight = [0] * (num+1)
def add(self, v, w):
if v == 0:
return 0
while v <= self.num:
self.weight[v] += w
v += (-v) & v
def getSum(self, u):... |
s682078303 | p02376 | u138546245 | 1535991164 | Python | Python3 | py | Runtime Error | 20 | 5716 | 2157 | from heapq import heappush, heappop
class Edge:
__slots__ = ('src', 'dest', 'capacity', 'flow')
def __init__(self, v, w, capacity):
self.src = v
self.dest = w
self.capacity = capacity
self.flow = 0
def other(self, v):
if v == self.src:
return self.dest... |
s388674928 | p02376 | u419946054 | 1559523041 | Python | Python3 | py | Runtime Error | 0 | 0 | 2046 | V, E = map(int, input().split())
# -*- coding: utf-8 -*-
import collections
import queue
class Dinic():
def __init__(self, N):
self.N = N
self.edges = collections.defaultdict(list)
self.level = [0] * N
self.iter = [0] * N
def add(self, u, v, c, directed=True):
"""
... |
s029485610 | p02376 | u647766105 | 1430392043 | Python | Python | py | Runtime Error | 0 | 0 | 1690 | #test
def ford_fulkerson(graph, source, sink):
N = len(graph)
def dfs(cur_node, visited):
if cur_node == source:
flag = True
while flag:
flag = False
for next_node in xrange(N):
if graph[cur_node][next_node] <= 0:
... |
s245353289 | p02376 | u766807750 | 1432297930 | Python | Python3 | py | Runtime Error | 0 | 0 | 1382 | def read_data():
nV, nE = map(int, input().split())
cf = [dict() for v in range(nV)]
for e in range(nE):
u, v, c = map(int, input().split())
if u == t or v == s:
continue
C[u][v] = c
C[v][u] = 0
return C, nV, 0, nV - 1
def dinic(cf, nV, s, t):
dist = get_... |
s413670266 | p02376 | u766807750 | 1432298046 | Python | Python3 | py | Runtime Error | 0 | 0 | 1381 | def read_data():
nV, nE = map(int, input().split())
C = [dict() for v in range(nV)]
for e in range(nE):
u, v, c = map(int, input().split())
if u == t or v == s:
continue
C[u][v] = c
C[v][u] = 0
return C, nV, 0, nV - 1
def dinic(cf, nV, s, t):
dist = get_d... |
s306761428 | p02376 | u408260374 | 1433586979 | Python | Python3 | py | Runtime Error | 40 | 6772 | 1623 | class FordFulkerson:
"""Ford-Fulkerson Algorithm: find max-flow
complexity: O(FE) (F: max flow)
"""
def __init__(self, V, E, source, sink):
""" V: the number of vertexes
E: adjacency list
source: start point
sink: goal point
"""
self.V = V
... |
s951337363 | p02376 | u408260374 | 1433587196 | Python | Python3 | py | Runtime Error | 30 | 6784 | 1662 | import sys
sys.setrecursionlimit(3000)
class FordFulkerson:
"""Ford-Fulkerson Algorithm: find max-flow
complexity: O(FE) (F: max flow)
"""
def __init__(self, V, E, source, sink):
""" V: the number of vertexes
E: adjacency list
source: start point
sink: goal... |
s023075135 | p02376 | u408260374 | 1433661442 | Python | Python3 | py | Runtime Error | 0 | 0 | 2352 | from collections import deque
class Dinic:
"""Dinic Algorithm: find max-flow
complexity: O(EV^2)
"""
class edge:
def __init__(self, to, cap, rev):
self.to, self.cap, self.rev = to, cap, rev
def __init__(self, V, E, source, sink):
""" V: the number of vertexes
... |
s022150152 | p02376 | u797673668 | 1461730468 | Python | Python3 | py | Runtime Error | 60 | 8776 | 1225 | from queue import deque
def hierarchize(source):
global edges, hierarchy
hierarchy = [-1] * n
queue = deque([(0, source)])
while queue:
h, v = queue.popleft()
if hierarchy[v] != -1:
continue
hierarchy[v] = h
if v == sink:
return True
queu... |
s992039711 | p02376 | u797673668 | 1461730505 | Python | Python3 | py | Runtime Error | 40 | 8752 | 1267 | import sys
from queue import deque
sys.setrecursionlimit(200000)
def hierarchize(source):
global edges, hierarchy
hierarchy = [-1] * n
queue = deque([(0, source)])
while queue:
h, v = queue.popleft()
if hierarchy[v] != -1:
continue
hierarchy[v] = h
if v == ... |
s169232643 | p02376 | u797673668 | 1461730565 | Python | Python3 | py | Runtime Error | 40 | 8824 | 1267 | import sys
from queue import deque
sys.setrecursionlimit(500000)
def hierarchize(source):
global edges, hierarchy
hierarchy = [-1] * n
queue = deque([(0, source)])
while queue:
h, v = queue.popleft()
if hierarchy[v] != -1:
continue
hierarchy[v] = h
if v == ... |
s307968750 | p02376 | u797673668 | 1461731046 | Python | Python3 | py | Runtime Error | 20 | 7840 | 1266 | def hierarchize(source):
global edges, hierarchy
l, r = 0, 1
hierarchy = [-1] * n
hierarchy[source] = 0
queue[0] = source
while l != r:
v = queue[l]
l += 1
if v == sink:
break
for remain, target, idx in edges[v]:
if hierarchy[target] == -1 ... |
s412754155 | p02376 | u766163292 | 1468497395 | Python | Python3 | py | Runtime Error | 2230 | 17292 | 2416 | #!/usr/bin/env python3
# Based on https://en.wikipedia.org/wiki/Ford???Fulkerson_algorithm
import collections
import sys
import uuid
REC_LIMIT = 10000
class Edge(object):
def __init__(self, source, sink, capacity):
self.source = source
self.sink = sink
self.capacity = capacity
... |
s182046559 | p02376 | u022407960 | 1481010021 | Python | Python3 | py | Runtime Error | 0 | 0 | 1933 | #!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
input:
4 5
0 1 2
0 2 1
1 2 1
1 3 1
2 3 2
output:
3
"""
import sys
from collections import deque
def graph_bfs(source, target, parent):
visited = [False] * v_num
queue = deque()
queue.appendleft(source)
visited[source] = True
while queue:
... |
s389260098 | p02376 | u072053884 | 1486747675 | Python | Python3 | py | Runtime Error | 30 | 7916 | 1643 | # Acceptance of input
import sys
file_input = sys.stdin
V, E = map(int, file_input.readline().split())
adj_mat = [[0] * V for i in range(V)]
for line in file_input:
u, v, c = map(int, line.split())
adj_mat[u][v] = c
# Dinic's algorithm
import collections
# BFS for residual capacity network to construct ... |
s462366180 | p02376 | u072053884 | 1486780992 | Python | Python3 | py | Runtime Error | 30 | 7952 | 1707 | # Acceptance of input
import sys
file_input = sys.stdin
V, E = map(int, file_input.readline().split())
adj_mat = [[0] * V for i in range(V)]
for line in file_input:
u, v, c = map(int, line.split())
adj_mat[u][v] = c
# Dinic's algorithm
import collections
# BFS for residual capacity network to construct ... |
s000637086 | p02376 | u352394527 | 1528856584 | Python | Python3 | py | Runtime Error | 30 | 6008 | 805 | from collections import deque
INF = 10 ** 20
V, E = map(int, input().split())
net = [[0] * V for _ in range(V)]
for _ in range(E):
u, v, c = map(int, input().split())
net[u][v] = c
start = 0
goal = V - 1
def check_net(node, path, capacity):
for i in range(V):
cap = net[node][i]
if cap != 0:
if i... |
s728249748 | p02377 | u797673668 | 1461749600 | Python | Python3 | py | Runtime Error | 40 | 7900 | 1396 | from heapq import heappop, heappush
def trace(source, edge_trace):
v = source
for i in edge_trace:
e = edges[v][i]
yield e
v = e[1]
def min_cost_flow(source, sink, required_flow):
res = 0
while required_flow:
visited = set()
queue = [(0, source, tuple())]
... |
s152935436 | p02377 | u798803522 | 1508603195 | Python | Python3 | py | Runtime Error | 0 | 0 | 1601 | v_num, e_num, flow = (int(n) for n in input().split(" "))
edges = defaultdict(list)
for _ in range(e_num):
s1, t1, cap, cost = (int(n) for n in input().split(" "))
edges[s1].append([t1, cap, cost, len(edges[t1])])
edges[t1].append([s1, cap, cost, len(edges[s1])])
answer = 0
before_vertice = [float("inf") fo... |
s891004489 | p02377 | u798803522 | 1508662467 | Python | Python3 | py | Runtime Error | 0 | 0 | 909 | from collections import defaultdict
import sys
sys.setrecursionlimit(200000)
def dfs(source, used, all_weight, connect):
max_weight = all_weight
max_source = source
used[source] = 1
for target, weight in connect[source]:
if not used[target]:
now_weight = all_weight + weight
... |
s072263069 | p02377 | u176732165 | 1523420075 | Python | Python | py | Runtime Error | 0 | 0 | 2851 | # -*- coding: utf-8 -*-
import numpy as np
import matplotlib.pyplot as plt
import seaborn as sns
import pandas as pd
import sys
import csv
import argparse
import time
import heapq
INF = sys.maxint/3
class Edge:
def __init__(self, to, cap, cost, rev):
self.to = to
self.cap = cap
self.cost =... |
s507700073 | p02377 | u176732165 | 1523420102 | Python | Python | py | Runtime Error | 0 | 0 | 2827 | import numpy as np
import matplotlib.pyplot as plt
import seaborn as sns
import pandas as pd
import sys
import csv
import argparse
import time
import heapq
INF = sys.maxint/3
class Edge:
def __init__(self, to, cap, cost, rev):
self.to = to
self.cap = cap
self.cost = cost
self.rev =... |
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