problem_id
stringlengths
6
6
user_id
stringlengths
10
10
time_limit
float64
1k
8k
memory_limit
float64
262k
1.05M
problem_description
stringlengths
48
1.55k
codes
stringlengths
35
98.9k
status
stringlengths
28
1.7k
submission_ids
stringlengths
28
1.41k
memories
stringlengths
13
808
cpu_times
stringlengths
11
610
code_sizes
stringlengths
7
505
p02689
u932868243
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['n,m=map(int,input().split())\nh=list(map(int,input().split()))\nab=[list(map(int,input().split())) for _ in range(m)]\nlist=[0]*n\nfor a,b in ab:\n list[a-1]+=max(list[a-1],h[b-1])\n list[b-1]+=max(list[b-1],h[a-1])\ncount=0\nfor i in range(n):\n if list[i]<h[i]:\n count+=1\nprint(count)', 'n,m=map(int,input()....
['Wrong Answer', 'Runtime Error', 'Runtime Error', 'Runtime Error', 'Accepted']
['s056956532', 's409873304', 's738660066', 's779617384', 's694123933']
[35204.0, 35252.0, 40512.0, 9124.0, 29480.0]
[467.0, 467.0, 285.0, 25.0, 396.0]
[283, 284, 446, 277, 291]
p02689
u941645670
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['n,m =map(int, input().split())\nh = list(map(int, input().split()))\nab = [list(map(int, input().split())) for _ in range(m)]\na, b = [list(i) for i in zip(*ab)]\ntest = []\nfor i in range(1,n+1):\n check = [j[1] for j in ab if j[0] == i] + [j[0] for j in ab if j[1] == i]\n check = list(set(check))\n test.ap...
['Wrong Answer', 'Accepted']
['s815151586', 's775053619']
[39884.0, 39968.0]
[2206.0, 320.0]
[529, 420]
p02689
u942051624
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['N,M=map(int, input().split())\nH=list(map(int,input().split()))\nList=[list(map(int,input().split())) for i in range(M)]\n\nsup_list=[1 for i in range(N)]\n\nfor j in range(M):\n if H[List[j][0]-1]>H[List[j][1]-1]:\n sup_list[List[j][1]-1]=0\n elif H[List[j][0]-1]==H[List[j][1]-1]:\n sup_list[List...
['Wrong Answer', 'Runtime Error', 'Accepted']
['s265854564', 's544987621', 's409855579']
[32652.0, 568224.0, 31928.0]
[320.0, 2221.0, 319.0]
[433, 457, 418]
p02689
u944643608
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['N, M = map(int, input().split())\nH = list(map(int, input().split()))\nans = []\ncount = 0\nfor i in range(M):\n A, B = map(int, input().split())\n if (A not in ans) and (B not in ans):\n count += 1\n ans.append(A)\n ans.append(B)\n elif A not in ans:\n ans.append(A)\n elif B not in ans:\n ans.app...
['Wrong Answer', 'Accepted']
['s946881888', 's145192539']
[20028.0, 20040.0]
[2206.0, 259.0]
[324, 302]
p02689
u947047288
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['N, M = map(int, input().split())\nHi = list(map(int,input().split(" ")))\npath = [list() for _ in range(M+1)]\n\nfor i in range(M):\n a, b = map(int, input().split())\n a -= 1\n b -= 1\n path[a].append(b)\n path[b].append(a)\n \n\ngoodT = 0\nT = range(M)\n\nfor i, p in zip(T, path):\n good = 1\n ...
['Runtime Error', 'Runtime Error', 'Accepted']
['s127471025', 's866267087', 's515058661']
[29476.0, 8876.0, 20088.0]
[402.0, 24.0, 316.0]
[467, 469, 386]
p02689
u947327691
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['n,m=map(int,input().split())\nl=list(map(int,input().split()))\ntmp=[0]*n\n\nfor i in range(m):\n a,b=map(int,input().split())\n if l[a-1] >= l[b-1]:\n tmp[b-1]=-1\n if l[a-1] <= l[b-1]\n tmp[a-1]=-1\n\nprint(tmp.count(0))', 'n,m=map(int,input().split())\nl=list(map(int,input().split()))\ntmp=[...
['Runtime Error', 'Accepted']
['s343938372', 's797425922']
[9056.0, 20036.0]
[23.0, 247.0]
[234, 290]
p02689
u949618949
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
["import sys\nimport os\nf = open('input.txt', 'r')\nsys.stdin = f\n\nN, M = map(int, input().split( ))\ni = 1\nViewH = {}\nH_list = input().split( )\ncountlist = []\nwhile i <= N:\n ViewH[i] = int(H_list[i-1])\n countlist.append(0)\n i += 1\n\n\nfor count in range(M - 1):\n A, B = map(int, input().split())...
['Runtime Error', 'Accepted']
['s658142203', 's795147778']
[9156.0, 30940.0]
[25.0, 333.0]
[506, 513]
p02689
u950825280
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['n, m = map(int, input().split())\nh = list(map(int, input().split()))\nl = [[] for _ in range(n)]\nans = 0\nfor _ in range(m):\n a, b = map(int, input().split())\n l[a-1].append(h[b-1])\n l[b-1].append(h[a-1])\nprint(l)\nfor i, x in enumerate(l):\n s = h[i]\n if len(x) == 0:\n ans += 1\n ...
['Wrong Answer', 'Wrong Answer', 'Accepted']
['s210162454', 's739500992', 's873089729']
[28936.0, 23164.0, 23092.0]
[374.0, 403.0, 397.0]
[362, 380, 367]
p02689
u954488273
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['import numpy as np\nn,m=list(map(int,input().split()))\nh=list(map(int,input().split()))\n\nflag=np.zeros(n)+1\n\nfor i in range(m):\n a,b=list(map(int,input().split()))\n if h[a-1]>h[b-1]:\n flag[b-1] = 0\n else:\n flag[a-1] = 0\n \nprint(flag)\nans=np.sum(flag)\nprint(int(ans))', 'import numpy as np\nn,...
['Wrong Answer', 'Accepted']
['s170744699', 's527785418']
[38328.0, 38656.0]
[351.0, 361.0]
[277, 324]
p02689
u955248595
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['import numpy as np\nN,M = (int(x) for x in input().split())\nH = np.array([int(x) for x in input().split()])\nWay = np.zeros((N,N),dtype=bool)\nfor T in range(0,M):\n A,B = (int(x) for x in input().split())\n Way[A-1,B-1] = True\n Way[B-1,A-1] = True\n \nCount = 0\n#for TT in range(0,N): \n# TrueInde...
['Runtime Error', 'Accepted']
['s720935152', 's941091444']
[38624.0, 29932.0]
[138.0, 450.0]
[431, 354]
p02689
u955865184
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['import sys\ndef input():\n return list(map(int, sys.stdin.readline().strip().split()))\n\nn, m = input()\nh = input()\ntmp = [[] for i in range(n)]\nfor i in range(m):\n a, b = input()\n tmp[b - 1].append(a - 1)\n tmp[a - 1].append(b - 1)\nans = 0\nfor i in range(n):\n flag = True\n for ele in tmp[i]:\n if(h...
['Runtime Error', 'Accepted']
['s398188186', 's502018851']
[9064.0, 29320.0]
[18.0, 362.0]
[367, 363]
p02689
u959307673
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['N,M = map(int, input().split())\nH=list(map(int, input().split()))\nA=[]\nB=[]\nfor i in range(M):\n A1,B1=map(int, input().split())\n A.append(A1)\n B.append(B1)\nmiti={}\nfor i in range(M):\n if A[i] in miti:\n miti[A[i]].append(H[B[i]-1]) \n else:\n miti[A[i]]=[]\n mi...
['Wrong Answer', 'Wrong Answer', 'Accepted']
['s034950930', 's724684333', 's733200149']
[39760.0, 39948.0, 33116.0]
[564.0, 526.0, 552.0]
[692, 691, 653]
p02689
u966207392
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['N, M = map(int, input().split())\nH = list(map(int, input().split()))\n\nt = [0]*N\nfor i in range(M):\n a, b = map(int, input().split())\n t[a-1] = max(t[a-1], H[b-1])\n t[b-1] = max(t[b-1], H[a-1])\n\nres = 0\nfor i range(N):\n if H[i] > t[i]:\n res += 1\n\nprint(res) ', 'N, M = map(int, input().spl...
['Runtime Error', 'Accepted']
['s530687580', 's210721501']
[9060.0, 20040.0]
[21.0, 331.0]
[273, 276]
p02689
u971124021
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['h = list(map(int,input().split()))\nd = [1] * n\nfor i in range(m):\n a,b = list(map(int,input().split()))\n a -= 1\n b -= 1\n if h[a] > h[b]:\n d[b] = 0\n elif h[b] > h[a]:\n d[a] = 0\n else:\n d[a] = 0\n d[b] = 0\n\nprint(sum(d))', '\nn,m = list(map(int,input().split()))\nh = list(map(int,input()....
['Runtime Error', 'Accepted']
['s781428053', 's179966496']
[9104.0, 19960.0]
[29.0, 265.0]
[235, 273]
p02689
u981040490
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
["# -*- coding: utf-8 -*-\ndef main():\n N,M = map(int, input().split())\n H = list(map(int, input().split()))\n ans = []\n for _ in range(N):\n ans.append(1)\n for i in range(M):\n A,B = map(int, input().split())\n if H[A-1] < H[B-1]:\n ans[A-1] = -1\n elif H[A-1] ...
['Wrong Answer', 'Accepted']
['s156426435', 's584466785']
[20124.0, 20124.0]
[251.0, 241.0]
[464, 463]
p02689
u985374340
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['\nd = defaultdict(list)\n\nN, M = list(map(int, input().split()))\n\nH = list(map(int, input().split()))\n\nfor i in range(M):\n a, b = list(map(int, input().split()))\n d[a-1].append(b-1)\n d[b-1].append(a-1)\n\nans = 0\nfor i in range(N):\n ng = 0\n\n if(i not in d):\n ans += 1\n contin...
['Runtime Error', 'Accepted']
['s133345171', 's232250450']
[9164.0, 34416.0]
[21.0, 460.0]
[401, 437]
p02689
u987326700
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['n,m = map(int,input().split())\nh = list(map(int,input().split()))\na = []\nb = []\ncnt = 0\nwhile True:\n try:\n ta,tb = map(int,input().split())\n a.append(ta)\n b.append(tb)\n except:\n break\n\nhighest = h.index(max(h))+1\n\nfor i in range(1,m+1):\n if i not in a and i not in b:\n cnt +=1\n if ...
['Wrong Answer', 'Accepted']
['s559061685', 's217629402']
[22508.0, 22344.0]
[2206.0, 310.0]
[358, 424]
p02689
u995163736
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['N, K = (int(i) for i in input().split())\nH = list(map(int,input().split()))\nans = [1]*N\nfor m in range(M):\n a, b = (int(i) for i in input().split())\n if H[a-1] < H[b-1]:\n ans[a-1] = 0\n elif H[a-1] > H[b-1]:\n ans[b-1] = 0\nprint(ans.count(1))', 'N, M = (int(i) for i in input().split())\nH = list(map(i...
['Runtime Error', 'Accepted']
['s087209195', 's675238333']
[20104.0, 20004.0]
[49.0, 265.0]
[249, 315]
p02689
u997927785
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
['N, M = map(int, input().split())\nH = list(map(int, input().split()))\nAB = []\nfor _ in range(M):\n AB.append(list(map(int, input().split())))\n\nprint(AB)\n\nfor d in range(0,M):\n if H[AB[d][0]-1] < H[AB[d][1]-1]:\n AB[d].pop(1)\n elif H[AB[d][0]-1] > H[AB[d][1]-1]:\n AB[d].pop(0)\n\nprint(A...
['Wrong Answer', 'Accepted']
['s672976696', 's571670560']
[35056.0, 34664.0]
[367.0, 333.0]
[398, 377]
p02689
u999799597
2,000
1,048,576
There are N observatories in AtCoder Hill, called Obs. 1, Obs. 2, ..., Obs. N. The elevation of Obs. i is H_i. There are also M roads, each connecting two different observatories. Road j connects Obs. A_j and Obs. B_j. Obs. i is said to be good when its elevation is higher than those of all observatories that can be r...
["def main():\n import collections\n n, m = map(int, input().split())\n hs = list(map(int, input().split()))\n nmap = [0] * n\n cnt = 0\n\n for j in range(m):\n v = input().split()\n v0 = int(v[0]) - 1\n v1 = int(v[1]) - 1\n if hs[v0] < hs[v1]:\n nmap[v0] += 1\n ...
['Wrong Answer', 'Accepted']
['s621327759', 's228375834']
[20536.0, 20492.0]
[235.0, 224.0]
[568, 548]
p02691
u008608569
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['\nn = int(input())\na = np.array(list(map(int, input().split())))\ncnt = 0\nfor i in range(1, n+1):\n for j in range(i+1, n+1):\n if abs(i-j) == (a[i-1]+a[j-1]):\n cnt += 1\nprint(cnt)', 'from collections import defaultdict\nn = int(input())\na = np.array(list(map(int, input().split())))\nci = de...
['Runtime Error', 'Runtime Error', 'Accepted']
['s721656819', 's733343449', 's450139222']
[9192.0, 9392.0, 74072.0]
[23.0, 25.0, 359.0]
[222, 265, 255]
p02691
u020962106
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['from collections import Counter\nn = int(input())\na = list(map(int,input().split()))\nL = [0]*n\nR = [0]*n\ncnt=0\nfor i in range(n):\n L[i] = i+a[i]\n R[i] = i-a[i]\nz1=Counter(L)\nz2=Counter(R)\nprint(z1)\nprint(z2)\ncnt=0\nfor k1,v1 in z1.items():\n v2 = z2[k1]\n cnt += v1*v2\nprint(cnt)', 'from colle...
['Wrong Answer', 'Accepted']
['s960066871', 's410347331']
[87304.0, 63292.0]
[444.0, 268.0]
[287, 267]
p02691
u027357817
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
["N,A,B,C=map(int,input().split())\n\nS=['']*N\nfor i in range(N):\n S[i]=input()\n\nresult=[]\nkekka=True\n\n\nfor i in range(N):\n if (A==0 and B==0 and S[i]=='AB') or (C==0 and B==0 and S[i]=='BC') or (A==0 and C==0 and S[i]=='AC'):\n kekka=False\n break\n else:\n if S[i]=='AB':\n ...
['Runtime Error', 'Accepted']
['s754351426', 's211138120']
[9260.0, 40312.0]
[25.0, 190.0]
[2523, 239]
p02691
u038724782
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['n = int(input())\na_l = list(map(int,input().split()))\nia = list(enumerate(a_l))\ndel_l = []\nfor j in range(n):\n if ia[j][1] >= n-1:\n del_l.append(j)\nfor j in del_l[::-1]:\n del ia[j]\n \ncount = 0\ni = 0\nwhile True:\n if i > len(ia)-1:\n break\n i1, a1 = ia[i]\n if a1 >= n-1...
['Wrong Answer', 'Runtime Error', 'Wrong Answer', 'Accepted']
['s224048290', 's655652518', 's975855273', 's546942231']
[42360.0, 42328.0, 32364.0, 74052.0]
[2207.0, 2206.0, 2206.0, 244.0]
[455, 524, 195, 414]
p02691
u039189422
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['n=int(input())\nA=list(map(int,input().split()))\nB=[0]*(10**10)\nres=0\n\nfor i in range(n):\n\tB[A[i]+i]+=1\nfor i in range(n):\n\tif i-A[i]>0:\n\t\tres+=B[i-A[i]]\n\nprint(res)', 'from collections import defaultdict\n\nn=int(input())\nA=list(map(int,input().split()))\nB=defaultdict(int)\nres=0\n\nfor i in range(n)...
['Runtime Error', 'Accepted']
['s086989373', 's076820502']
[32228.0, 40704.0]
[65.0, 179.0]
[164, 189]
p02691
u044220565
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['# coding: utf-8\nimport sys\nsysread = sys.stdin.readline\nsys.setrecursionlimit(10**7)\n\ndef run():\n N = int(input())\n A = list(map(int, sysread().split()))\n\n import numpy as np\n N = 200000\n A = np.random.randint(1, N, size=N)\n\n A = [(idx, val) for idx, val in enumerate(A, 1) if val < N]\n...
['Wrong Answer', 'Accepted']
['s255434645', 's262193376']
[56852.0, 37420.0]
[365.0, 155.0]
[528, 451]
p02691
u045953894
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['from collections import Counter\nn = int(input())\na = list(map(int,input().split()))\ncount = 0\nb = []\nc = []\n\nfor i in range(n):\n b.append(a[i]+i)\n c.append(i-a[i])\nt = Counter(b)\nfor s in c:\n count += t[s]\n print(t[s],s)\nprint(t,1)\nprint(count)', 'from collections import Counter\nn = int(in...
['Wrong Answer', 'Wrong Answer', 'Accepted']
['s093999294', 's895579014', 's257472198']
[70860.0, 70976.0, 50760.0]
[472.0, 468.0, 217.0]
[256, 256, 229]
p02691
u060896757
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['N = int(input())\nA = [int(i) for i in input().split()]\ndp = [0] * (10 ** 9 + 2 * (10 ** 5))\nans = 0\nfor i in range(N):\n x = i + 1 - A[i]\n if x >= 0:\n ans += dp[x]\n dp[i + 1 + A[i]] += 1\n\nprint(ans)\n', 'N = int(input())\nA = [int(i) for i in input().split()]\ndp = [0] * 10 ** 7\nans = 0\nfor...
['Runtime Error', 'Accepted']
['s253894874', 's720467562']
[32336.0, 97968.0]
[72.0, 266.0]
[214, 230]
p02691
u064869465
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['n = int(input())\na = list(map(int, input().split()))\nsu = dict()\nsd = dict()\nfor i in range(n):\n if a[i] + i + 1 in su:\n su[a[i] + i + 1] += 1\n else:\n su[a[i] + i + 1] = 1\n if a[i] - i - 1 in sd:\n sd[a[i] - i - 1] += 1\n else:\n sd[a[i] - i - 1] = 1\nf1 = []\nfor d in...
['Runtime Error', 'Accepted']
['s338993264', 's832076159']
[57356.0, 82324.0]
[267.0, 1074.0]
[638, 739]
p02691
u072717685
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
["from collections import Counter\n\ndef main():\n n = int(input())\n a = list(map(int, input().split()))\n cnt = 0\n l1 = []\n for ea in a:\n l1.append(cnt - ea)\n cnt += 1\n l1c = Counter(l1)\n r = 0\n for ea2 in a:\n r += l1c[ea2 + a[ea2]]\n print(int(r))\n\nif __name_...
['Runtime Error', 'Accepted']
['s863577470', 's973575795']
[42552.0, 73732.0]
[160.0, 292.0]
[330, 446]
p02691
u094191970
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['from collections import Counter\n\nn=int(input())\na=list(map(int,input().split()))\n\nq1=[]\nq2=[]\n\nfor i in range(n):\n q1.append(i+a[i])\n q2.append(i-a[i])\n\nc2=Counter(q2)\n\nans=0\nfor i in c1.keys():\n ans+=c2[i]\n\nprint(ans)', 'from collections import Counter\n\nn=int(input())\na=list(map(int,input().s...
['Runtime Error', 'Accepted']
['s466135886', 's932967453']
[50588.0, 50704.0]
[167.0, 187.0]
[221, 202]
p02691
u114933382
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['import numpy as np\nn = int(input())\nA = np.array(list(map(int,input().split())))\nB = np.array([i+1 for i in range(n)])\nC,D = A+B,B-A\nans = 0\nfor i in C:\n ans += np.count_nonzero(D==i)\n', 'import numpy as np\nimport collections\nn = int(input())\nA = np.array(list(map(int,input().split())))\nB = np.array([i...
['Wrong Answer', 'Accepted']
['s828279837', 's493594900']
[51004.0, 75124.0]
[2206.0, 410.0]
[187, 274]
p02691
u119148115
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['N = int(input())\nA = list(map(int,input().split()))\nB = A\n\nfor i in range(N):\n A[i] -= i+1\n B[i] += i+1\n\nfrom collections import Counter\n\nC = Counter(A)\nD = Counter(B)\n\nE = list(C.keys())\nF = list(D.keys())\n\n\nans = 0\nfor i in E:\n ans += C[i]*D[i]\n\nprint(ans//2)', 'N = int(input())\nA = l...
['Wrong Answer', 'Accepted']
['s753828053', 's129425672']
[49440.0, 55736.0]
[272.0, 324.0]
[270, 291]
p02691
u127499732
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
["def main():\n x = int(input())\n\n i = 0\n while True:\n j = i ** 5\n a1, a2 = x + j, x - j\n\n p = a1 ** (1 / 5)\n q = a2 ** (1 / 5) if a2 >= 0 else abs(a2) ** (1 / 5) * -1\n\n f = int(p) - p == 0\n g = int(q) - q == 0\n if f:\n print(int(p), i)\n ...
['Wrong Answer', 'Accepted']
['s804504481', 's606531672']
[9484.0, 89992.0]
[32.0, 371.0]
[442, 326]
p02691
u166340293
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['N=int(input())\ncount=0\na=list(map(int,input().split()))\nw=[]\ns=[]\nmaxi=max(a)\nmini=min(a)\nnum=[0]*200000000\nmaxi=max(a)\nfor i in range(N):\n w.append(1+i+a[i])\n s.append(1+i-a[i])\n num[1+i-a[i]+maxi]+=1\nfor i in range(N):\n count+=num[w[i]+maxi]\nprint(count)', 'N=int(input())\ncount=0\na=list(map(int...
['Runtime Error', 'Runtime Error', 'Runtime Error', 'Runtime Error', 'Runtime Error', 'Runtime Error', 'Runtime Error', 'Runtime Error', 'Accepted']
['s050661279', 's062011021', 's271596473', 's379124814', 's627406755', 's812424769', 's822042175', 's879268304', 's145622815']
[1597444.0, 9196.0, 39592.0, 38152.0, 801328.0, 1206700.0, 816128.0, 39632.0, 32240.0]
[2220.0, 25.0, 243.0, 239.0, 1102.0, 1746.0, 1241.0, 256.0, 181.0]
[260, 157, 293, 218, 264, 260, 224, 294, 226]
p02691
u179304833
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['import numpy as np\nn=int(input())\na=list(map(int,input().split()))\na1=[]\na2=[]\nfor i in range(n):\n a1.append(i+1-a[i])\nfor i in range(n):\n a2.append(i+1+a[i])\ncount=0\np=0\nq=1\nwhile q==n:\n if a1[q]==a2[p]:\n count+=1\n p+=1\n if p==q:\n p=0\n q+=1\nprint(count)', 'from collections import Cou...
['Wrong Answer', 'Accepted']
['s874237151', 's567487812']
[51276.0, 50784.0]
[232.0, 192.0]
[268, 228]
p02691
u190735555
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['n=int(input())\na=list(map(int, input().split()))\nb=[0]*n\nc=[0]*n\nfor i in range(n):\n b[i]=a[i]+i\n c[i]=i-a[i]\nbs=sorted(b)\ncs=sorted(c)\nlx=[1+10**10]*n\nly=[2+10**10]*n\nrx=[3+10**10]*n\nry=[4+10**10]*n\n\nlx[0]=1\nly[0]=bs[0]\nrx[0]=1\nry[0]=cs[0]\n\nd=0\ne=0\nfor j in range (1,n):\n if bs[j]==bs[j...
['Wrong Answer', 'Accepted']
['s756812855', 's919639503']
[43092.0, 43292.0]
[462.0, 509.0]
[684, 686]
p02691
u192154323
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['from itertools import combinations\nn = int(input())\na_ls = list(map(int, input().split()))\nans = 0\ninds = [i for i in range(n)]\nfor ind_a, ind_b in combinations(inds, 2):\n Sum = a_ls[ind_a] + a_ls[ind_b]\n diff = abs(a-b)\n if Sum == diff:\n ans += 1\nprint(ans)', 'from collections import defaul...
['Runtime Error', 'Accepted']
['s750187583', 's576435653']
[32404.0, 61552.0]
[81.0, 271.0]
[274, 268]
p02691
u193264896
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
["import sys\nimport numpy as np\nfrom numba import jit\nreadline = sys.stdin.buffer.readline\nsys.setrecursionlimit(10 ** 8)\nINF = float('inf')\nMOD = 10 ** 9 + 7\n\n\n\ndef main():\n N = int(input())\n H = np.array(input().split(), np.int64)\n A = np.arange(1,N+1)\n B = np.arange(1,N+1)\n A = A + H\n ...
['Time Limit Exceeded', 'Accepted']
['s956776617', 's729017865']
[158728.0, 74100.0]
[2209.0, 286.0]
[524, 507]
p02691
u197457087
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['N = int(input())\n\nA = list(map(int, input().split()))\n\nL = {}\nR = {}\n\nfor i in range(N):\n t = A[i]+i\n if t in L:\n L[t] += 1\n else:\n L[t] = 1\n s = i - A[i]\n if s in R:\n R[s] += 1\n else:\n R[s] = 1 \nprint(L,R)\nans = 0\nfor i in range(N):\n t = A[i]+i\n \n if t in R.keys():\n a...
['Wrong Answer', 'Accepted']
['s023065235', 's279782952']
[56768.0, 56564.0]
[368.0, 247.0]
[345, 350]
p02691
u219015402
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['x = int(input())\ndef ans(x):\n for a in range(0, 1000)[::-1]:\n for b in range(-1000, 1000)[::-1]:\n if a**5 - b**5 == x:\n return a, b\na,b = ans(x)\nprint(a,b)', 'from collections import Counter\n\nN = int(input())\nalist = list(map(int, input().split()))\nalist = [0] + alist\ns...
['Runtime Error', 'Accepted']
['s323171953', 's746302020']
[9196.0, 42792.0]
[1373.0, 227.0]
[191, 405]
p02691
u221061152
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['n=int(input())\nA=list(map(int,input().split()))\nL,R={},{}\nfor i,a in enumerate(A):\n l,r = i-a,i+a\n if l in L: L[l]=0\n if r in R: R[r]=0\n L[l]+=1\n R[r]+=1\n\ncount = 0\nfor x in L:\n if x not in R: continue\n count += L[x]*R[x]\nprint(count)', 'n=int(input())\nA=list(map(int,input().split()))\nL,R={},{}...
['Runtime Error', 'Accepted']
['s189283135', 's074637195']
[32328.0, 57344.0]
[67.0, 275.0]
[241, 249]
p02691
u241348301
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['n=int(input())\ny=list(map(int,input().split()))\nfrom collections import Counter\nlhs=Counter([j+y[j] for j in range(n)])\nrhs=Counter([j-y[j] for j in range(n)])\ncount=0\nfor i in lhs:\n if i in rhs:\n count+=lhs[i]+rhs[i]\n\nprint(count)', 'n=int(input())\ny=list(map(int,input().split()))\nfrom collections...
['Wrong Answer', 'Accepted']
['s164675376', 's742005940']
[61452.0, 61268.0]
[189.0, 190.0]
[238, 239]
p02691
u246448955
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['import collections\nN = int(input())\nA = list(map(int,input().split()))\n\n#index,h\npp =[]\npm = []\nall_set = set()\nfor i in range(N):\n\n pp.append(i + A[i])\n pm.append( i - A[i])\n\ncount = 0\nc = collections.Counter(pp)\n#print(c)\nfor i in range(N):\n count += c[pm[i]] \n print(c[pm[i]])\n\n #...
['Wrong Answer', 'Wrong Answer', 'Accepted']
['s013077276', 's382492294', 's277418122']
[51024.0, 71176.0, 50524.0]
[325.0, 440.0, 225.0]
[366, 365, 367]
p02691
u265506056
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['N=int(input())\nA=list(map(int,input().split()))\na=[]\nB=[]\nans=0\nfor i in range(1,N):\n b=A[i]+A[0]\n a.append(b-i)\n B.append(A[i]-A[0])\nans=a.counter(0)\nfor i in range(N):\n b=B[i]\n a1=a[i:].copy()\n a1=a1-[b-i-1]\n ans+=a1.counter(0)\nprint(ans)', 'import bisect\nN=int(input())\nA=list(...
['Runtime Error', 'Accepted']
['s722876091', 's848463352']
[34848.0, 35088.0]
[156.0, 434.0]
[261, 260]
p02691
u268181283
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['N = int(input())\narr = map(int,input().split())\n_sum = []\n_del = []\nfor i in range(N):\n _sum.append(arr[i]+i+1)\n _del.append(i+1-arr[i])', 'N = int(input())\narr = list(map(int,input().split()))\ncnt_arr = [0]*N\nans = 0\nfor i in range(N):\n if arr[i]+i+1<N:\n cnt_arr[arr[i]+i+1] += 1\n if i+1-arr[i]>0:...
['Runtime Error', 'Accepted']
['s763548940', 's837818954']
[24788.0, 32272.0]
[41.0, 173.0]
[138, 206]
p02691
u268210555
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['from collections import *\nn = int(input())\na = list(map(int, input().split()))\nc = Counter()\nr = 0\nfor i in range(n):\n r += c[a[i]+i] \n c[i-a[i]] += 1\nprint(r)', 'from collections import *\nn = int(input())\na = list(map(int, input().split()))\nc = Counter(i-a[i] for i in range(n))\nr = 0\nfor i in rang...
['Wrong Answer', 'Accepted']
['s901384776', 's380208974']
[40604.0, 40720.0]
[224.0, 279.0]
[165, 189]
p02691
u268724304
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['# -*- coding: utf-8 -*-\n\nN = int(input())\nA = list(map(int, input().split()))\ncount=0\nL = [0]*N\nR = [0]*N\nhash_L=[0]*10000000000\nhash_R=[0]*10000000000\nfor i in range(N):\n L[i]=A[i]+i\n hash_L[L[i]]=L[i]\n R[i]=-A[i]+i\n hash_R[R[i]]=R[i]\n\nfor i in range(2*N):\n if hash_L[i]==hash_R[i]:\n ...
['Runtime Error', 'Wrong Answer', 'Runtime Error', 'Wrong Answer', 'Accepted']
['s153284381', 's367214245', 's758190972', 's789355822', 's322266675']
[32240.0, 33304.0, 32196.0, 32376.0, 45980.0]
[69.0, 2229.0, 65.0, 2224.0, 360.0]
[347, 287, 346, 277, 755]
p02691
u279735925
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['from collections import defaultdict\n\nN = int(input())\t\n\n\n\nL = defaultdict(lambda: 0)\nR = defaultdict(lambda: 0)\nfor i, val in enumerate(map(int, input().split())):\n L[i - val] += 1\t\n R[i + val] += 1\t\n \nprint(L)\nprint("===")\nprint(R)\n\ncnt = 0\nfor key, val in L.items():\n if key > 0:\n cnt +=...
['Wrong Answer', 'Accepted']
['s520262915', 's203074321']
[61324.0, 61308.0]
[343.0, 258.0]
[499, 469]
p02691
u290886932
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['N = int(input())\nA = list(map(int, input().split()))\n\nmax1 = max(A)\nA_ = A.copy()\nA_.remove(max1)\nmax2 = max(A_)\nln = max1 + max2\nret = 0\nfor i in range(len(A)-1):\n for j in range(i+1, i+ln + 1):\n if A[j] + A[i] == j - i:\n ret += 1\nprint(ret)', 'N = int(input())\nA_ = list(map(int, i...
['Runtime Error', 'Wrong Answer', 'Runtime Error', 'Accepted']
['s419055466', 's460960159', 's641066644', 's302204174']
[32376.0, 45020.0, 9160.0, 46296.0]
[2206.0, 2206.0, 22.0, 231.0]
[263, 353, 353, 345]
p02691
u298945776
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['\n\nimport bisect\nN = int(input())\nA = list(map(int, input().split()))\nX = [A[i]+i for i in range(N)]\nY = [j - A[j] for j in range(N)]\nans = 0\nX.sort()\nfor i in range(N):\n ans += bisect.bisect_left(Y,X[i]) - bisect.bisect_right(Y,X[i])\nprint(ans)\n\n\n', '\n\nimport bisect\nN = int(input())\nA = list(map(...
['Wrong Answer', 'Accepted']
['s828108278', 's830980987']
[33852.0, 33832.0]
[310.0, 331.0]
[642, 642]
p02691
u307592354
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['\n\ndef resolve():\n X= int(input())\n nums = dict()\n for A in range(10**4):\n nums[A**5] = A\n nums[-A**5] = -A \n\n if A**5 - X in nums:\n print(A,nums[A**5-X])\n \n \n\n\n\n \n\nif __name__ == "__main__":\n resolve()\n #unittest.main()', 'def ...
['Wrong Answer', 'Accepted']
['s013673232', 's537756764']
[11236.0, 40516.0]
[33.0, 161.0]
[290, 364]
p02691
u312078744
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
["import itertools\nn = int(input())\na = list(map(int, input().split()))\nidList = [i for i in range(1, n+1)]\n'''\ncom = list(itertools.combinations(idList, 2))\n\nnum = len(com)\n'''\nans = 0\n\nfor i in range(n):\n for j in range(i + 1, n):\n key = j - i\n heiA = a[i - 1]\n heiB = a[j - 1]\n...
['Wrong Answer', 'Accepted']
['s700707610', 's111233893']
[32012.0, 76668.0]
[2206.0, 359.0]
[662, 548]
p02691
u312907447
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['from collections import Counter\n\nN = int(input())\nA = list(map(int, input().split()))\n\n#cnt = 0\n\n# for j in range(i, N):\n\n# cnt += 1\n\nAp = [A[i]+i for i in range(len(A))]\nAm = [i-A[i] for i in range(len(A))]\n\nS = set(Ap) & set(Am)\n\nCp = Counter(Ap)\nCm = Counter(Am)\n\ncnt = 0\nfor i in S:\n cn...
['Wrong Answer', 'Accepted']
['s295407940', 's865614542']
[64296.0, 64180.0]
[210.0, 223.0]
[361, 375]
p02691
u325282913
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['N = int(input())\narr = list(map(int, input().split()))\nmemo = [0]*(max(arr)*2)\nans = 0\nfor i in range(N):\n if (i+1)-arr[i] >= 0:\n ans += memo[(i+1)-arr[i]]\n if (i+1)+arr[i] > 0:\n memo[(i+1)+arr[i]] += 1\nprint(ans)', 'N = int(input())\narr = list(map(int, input().split()))\nmemo = [0]*((10...
['Runtime Error', 'Runtime Error', 'Accepted']
['s194702436', 's757487791', 's343948498']
[32312.0, 32380.0, 61640.0]
[185.0, 65.0, 242.0]
[233, 232, 201]
p02691
u326943507
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['N=int(input())\nL=list(map(int,input().split()))\nL_i=[i+1 for i in range(len(L))]\n\ncnt=0\nfor i in range(N):\n P_L= [m+L[i] for m in L[i:]]\n P_L_i = [x for x in range(N-i)]\n print(P_L)\n print(P_L_i)\n cnt = cnt + sum([w==z for (w, z) in zip(P_L,P_L_i)])\n \nprint(cnt)', 'def main():\n N=int...
['Wrong Answer', 'Accepted']
['s668991389', 's632120151']
[163060.0, 32312.0]
[2375.0, 107.0]
[280, 266]
p02691
u335950809
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['n = int(input())\nl = list(map(int,input().split()))\n\nai = []\naj = []\nans = 0\naiajmin = -9999999\n\n\nfor i in range(n):\n ai.append(i+l[i])\n\nfor j in range(n):\n aj.append(j-l[j])\n\n#print(ai)\n#print(aj)\n \naiajmin = min(max(ai),max(aj))\n\nfor x in range(n):\n if(ai[x] <= aiajmin):\n an...
['Wrong Answer', 'Wrong Answer', 'Accepted']
['s327601666', 's712853293', 's954364128']
[33884.0, 37940.0, 46412.0]
[2206.0, 2233.0, 227.0]
[361, 279, 199]
p02691
u338824669
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['N=int(input())\nA=[i+1 for i in range(N)]\n\nB=[0]*N\nfor i in range(N):\n if i-A[i]>0:\n B.append(i-A[i])\n\nans=0\nfor i in range(N):\n ans+=B.count(i+A[i])\nprint(ans)', 'N=int(input())\nA=list(map(int,input().split()))\n\nd={}\nfor i in range(N):\n if i-A[i]>0:\n if str(i-A[i]) in d:\n ...
['Wrong Answer', 'Accepted']
['s760656564', 's872029847']
[18540.0, 32336.0]
[2206.0, 343.0]
[172, 281]
p02691
u347600233
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['n = int(input())\nL, R = [0] * n, [0] * n\ni = 0\nfor ipt in input().split():\n L[i] = i + ipt \n R[i] = i - ipt\n i += 1\ndef make_dic(L):\n L_set = set(L)\n return dict([(i, L.count(i)) for i in L_set])\nL_dic, R_dic = make_dic(L), make_dic(R)\ncnt = 0\nfor Lk, Lv in L_dic.items():\n try:\n ...
['Runtime Error', 'Accepted']
['s359155782', 's958357382']
[28952.0, 66228.0]
[42.0, 347.0]
[371, 289]
p02691
u364693468
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['import bisect\nN = int(input())\nA = [0]\nA += list(map(int, input().split()))\ncnt = 0\nL = [- 10 ** 6]\nR = [- 10 ** 6]\n\nfor i in range(1, N + 1):\n L.append(i + A[i])\n R.append(i - A[i])\nL.sort()\nprint(L)\nprint(R)\nfor j in range(1, N + 1):\n x = bisect.bisect_left(L, R[j])\n while R[j] == L[x]:\...
['Wrong Answer', 'Accepted']
['s025107527', 's529193882']
[36944.0, 51764.0]
[2210.0, 224.0]
[344, 284]
p02691
u370721525
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['N = int(input())\nA = list(map(int, input().split()))\nans = 0\nfor i in range(N-1):\n for j in range(i+1, N+1):\n number = abs(i-j)\n tall = A[i]+A[j]\n if number == tall:\n ans += 1\n \nprint(ans)', 'from collections import defaultdict\n \nn = int(input())\na = list(map(int, input().split()))\na...
['Runtime Error', 'Accepted']
['s408066068', 's370773541']
[32376.0, 61584.0]
[117.0, 231.0]
[208, 215]
p02691
u373021729
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['import itertools\nN = int(input())\nA = input().split()\nAi = [int(s) for s in A]\ncount = 0\nfor x, y in itertools.combinations(range(N), 2):\n if abs(x-y)+100 == Ai[x]+Ai[y]:\n count += 1\nprint(count)', 'import itertools\nN = int(input())\nA = input().split()\ncount = 0\nfor x, y in itertools.com...
['Wrong Answer', 'Wrong Answer', 'Accepted']
['s633906842', 's837923993', 's778271459']
[40460.0, 31236.0, 61808.0]
[2206.0, 2207.0, 246.0]
[213, 196, 238]
p02691
u395202850
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
["import collections\nimport sys\nreadline = sys.stdin.readline\n\n\ndef main():\n n = int(readline().rstrip())\n A = list(map(int, readline().rstrip().split()))\n ans = 0\n c = collections.Counter()\n\n for i in range(n):\n ans += c[i + 1 - A[i]]\n c[i + 1 + A[i]] += 1\n\n print(c)\n\n ...
['Wrong Answer', 'Accepted']
['s074186580', 's061683369']
[63284.0, 40604.0]
[326.0, 214.0]
[355, 341]
p02691
u408375121
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['n = int(input())\na = list(map(int, input().split()))\ndic = {}\nfor i in range(n-1):\n idx = i + a[i] + 1\n if idx in dic:\n dic[idx] += 1\n else:\n dic[idx] = 1\nans = 0\nj = n-1\nwhile j > 0:\n target = j + 1 - a[j]\n idx = j + 1 + a[j]\n if target in dic:\n ans += dic[target]\n dic[idx] -= 1\n j ...
['Runtime Error', 'Accepted']
['s681100121', 's537239538']
[40292.0, 40400.0]
[227.0, 298.0]
[316, 332]
p02691
u426764965
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['import numpy as np\n\ndef abc166_e():\n N = int(readline())\n A = np.array(readline().split(), dtype=np.int64)\n\n \n idx = np.arange(1, N+1, dtype=np.int64) - np.arange(1, N+1, dtype=np.int64).reshape(-1, 1)\n np.absolute(idx, out=idx)\n \n valsum = A + A.reshape(-1, 1)\n\n \n \n diff =...
['Runtime Error', 'Accepted']
['s075529795', 's344640775']
[27168.0, 61428.0]
[110.0, 218.0]
[630, 318]
p02691
u429029348
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['N = int(input())\nA = list(map(int, input().split()))\n\ncheck = {}\nans = 0\n\nfor i in range(N):\n x = i - A[i]\n y = A[i] + i\n ans += check.get(x, 0)\n check.setdefault(y, 0)\n check[y] += 1\n\nprint(ans)\nprint(check)', 'N = int(input())\nA = list(map(int, input().split()))\n\ncheck = {}\nans = 0\...
['Wrong Answer', 'Accepted']
['s103913653', 's999207207']
[40508.0, 40424.0]
[224.0, 195.0]
[223, 210]
p02691
u430336181
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['import collections\n\nN = int(input())\nA = list(map(int, input().split()))\n\nL = [i + A[i] for i in range(N)]\nR = [i - A[i] for i in range(N)]\n\ncountL = collections.Counter(L)\n\ncountR = collections.Counter(R)\n\n\nprint([countL[n] * countR[n] for n in countL.keys()])', 'import collections\n\nN = int(input())\n...
['Wrong Answer', 'Accepted']
['s788882624', 's500258621']
[63448.0, 63504.0]
[243.0, 237.0]
[261, 266]
p02691
u437351386
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['n=int(input())\nA=list(map(int,input().split()))\nL=[]\nR=[]\nfor i in range(n):\n L.append(i+A[i])\n R.append(i-A[i])\nfrom collections import Counter\nzisyo=R.Counter(R)\nans=0\nfor i in L:\n ans=ans+get(i,0)\nprint(ans)\n \n', 'n=int(input())\nA=list(map(int,input().split()))\nL=[]\nR=[]\nfor i in range(n):\n ...
['Runtime Error', 'Accepted']
['s706913909', 's883493685']
[35340.0, 50908.0]
[144.0, 216.0]
[217, 220]
p02691
u462329577
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['#!/usr/bin/env python3\nn, m = map(int, input().split())\nh = list(map(int, input().split()))\nnot_good = []\nfor i in range(m):\n a, b = map(int, input().split())\n if h[a - 1] > h[b - 1]: \n not_good.append(b)\n elif h[a - 1] == h[b - 1]:\n not_good.append(a)\n not_good.append(b)\n ...
['Runtime Error', 'Accepted']
['s170187172', 's121082564']
[9240.0, 61140.0]
[22.0, 710.0]
[687, 563]
p02691
u474561976
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['ef main():\n from collections import Counter\n n = int(input())\n As = list(map(int,input().split(" ")))\n \n cnts = Counter()\n dp = [0]*n\n for i in range(1,n):\n dp[i] =dp[i-1] + cnts.get(i-As[i],0)\n cnts[As[i]+i]+=1\n print(dp[n-1])\nmain()', 'def main():\n from collectio...
['Runtime Error', 'Accepted']
['s769320881', 's389194627']
[9036.0, 45784.0]
[24.0, 213.0]
[272, 298]
p02691
u485319545
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
["N=int(input())\nAgents=list(map(int,input().split()))\n\n\n##Miss 1\n# from itertools import combinations\n\n\n\n# cnt=0\n\n# if Agents[i[0]] + Agents[i[1]] == abs(i[0] - i[1]):\n# print(i[0],i[1])\n# cnt+=1\n\n# print(cnt)\n\n# Miss 2\n\n# k=Agents[i]-(i+1)\n# if k<i:\n# k=i+1\n# ...
['Wrong Answer', 'Accepted']
['s335585579', 's771531871']
[87460.0, 59344.0]
[2216.0, 274.0]
[827, 956]
p02691
u487594898
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['import collections\nn=int(input())\n\nA=list(map(int,input().split())))\nB = [(A[0] + A[i] -i) for i in range(n)]\nb = collections.Counter(B)\nans =0\ncnt = 0\nfor i in range(len(B)):\n \n ans += b[cnt]\n if i != 0:\n cnt += (B[i] - B[i-1] -1)\n\nprint(ans)', 'import collections\nn=int(input())\nA=l...
['Runtime Error', 'Accepted']
['s700913294', 's719835893']
[9024.0, 63448.0]
[25.0, 249.0]
[261, 262]
p02691
u489124637
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['import numpy as np\nimport sys\ninput = sys.stdin.readline\n\n\nN = int(input())\n\na = list(map(int, input().split()))\nA = np.array([a for i in range(N)])\nB = np.array([[a[i]] * N for i in range(N)])\nC = A + B\nd = [i for i in range(N)]\nD = np.array([d for i in range(N)])\nE = np.array([[i] * N for i in range(N)...
['Runtime Error', 'Accepted']
['s958565498', 's678812647']
[247716.0, 57728.0]
[2207.0, 262.0]
[423, 367]
p02691
u509739538
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['import math\n \ndef readInt():\n\treturn int(input())\ndef readInts():\n\treturn list(map(int, input().split()))\ndef readChar():\n\treturn input()\ndef readChars():\n\treturn input().split()\ndef factorization(n):\n\tres = []\n\tif n%2==0:\n\t\tres.append(2)\n\tfor i in range(3,math.floor(n//2)+1,2):\n\t\tif n%i==0:...
['Wrong Answer', 'Accepted']
['s153931125', 's325016471']
[36332.0, 73844.0]
[226.0, 335.0]
[884, 897]
p02691
u512212329
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
["# class Map(dict):\n\n\n# # self[key] = 0\n# return 0\n\n\ndef main():\n int(input())\n\n d = {}\n ans = 0\n for i, height in enumerate(input().split()):\n height = int(height)\n \n \n got = d.get(i + height) or 0\n d[i + height] += got + 1\n ans +...
['Runtime Error', 'Runtime Error', 'Accepted']
['s728441168', 's750139945', 's916517537']
[24688.0, 24636.0, 67380.0]
[40.0, 41.0, 216.0]
[687, 204, 325]
p02691
u513491355
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['def main():\n n=int(input())\n heights=list(map(int,input.split()))\n assert len(heights)==n\n i=0\n count=0\n while i<n:\n j=i+1\n while j<n:\n if heights[i]+heights+[j]==(j-i):\n count+=1\n print(count)\nmain()', 'def main():\n n=int(input())\n heights=list(map(int,input().split()))\n as...
['Runtime Error', 'Runtime Error', 'Accepted']
['s809258129', 's830065585', 's752819306']
[9108.0, 32268.0, 40668.0]
[24.0, 63.0, 151.0]
[225, 227, 323]
p02691
u519123891
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['import numpy as np\n\n# input\nn = int(input())\ninp_ls = input().split(" ")\na_ls = np.array([int(e) for e in inp_ls[:n]])\nprint(a_ls)\n\ncnt = 0\nfor i in range(n-1):\n\tabs_val = i+1\n\tl0 = a_ls[:-abs_val]\n\tl1 = a_ls[abs_val:]\n\th_sum_ls = l0+l1\n\tcnt += np.count_nonzero(h_sum_ls == abs_val)\n\n# result\npri...
['Wrong Answer', 'Accepted']
['s767989086', 's622524214']
[52532.0, 77452.0]
[2207.0, 771.0]
[303, 700]
p02691
u526094365
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
[' from collections import Counter\n N = int(input())\n A = list(map(int, input().split()))\n\n Y = [int(i + A[i - 1]) for i in range(1, N + 1)]\n Y = Counter(Y)\n\n cnt = 0\n for i in range(1, N+1):\n X = i - A[i - 1]\n if X in Y.keys():\n cnt += Y[X]\n print(cnt)\n', '...
['Runtime Error', 'Accepted']
['s299354728', 's039850197']
[8952.0, 42936.0]
[23.0, 199.0]
[301, 257]
p02691
u529737989
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['import collections\n\nN = int(input())\nA = list(map(int , input().split()))\n\n# N = 32\n# A = [3, 1, 4, 1, 5, 9, 2, 6, 5, 3, 5, 8, 9, 7, 9, 3, 2, 3, 8, 4, 6, 2, 6, 4, 3, 3, 8, 3, 2, 7, 9, 5]\n\n# N = 6\n# A = [2, 3, 3, 1, 3, 1]\n\ni = [k for k in range(1,N+1)]\nj = [k for k in range(1,N+1)]\n\nLi = [i[k]+A[k] for k...
['Wrong Answer', 'Accepted']
['s166832541', 's313947716']
[66480.0, 66524.0]
[207.0, 213.0]
[429, 444]
p02691
u530786533
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['from collections import Counter\n\nn = int(input())\na = list(map(int, input().split()))\n\nr = []\nfor i, ai in enumerate(a):\n l.append(i+ai)\n r.append(i-ai)\n\nans = 0\nb = Counter(r)\nfor i in l:\n ans += b.get(i, 0)\n\nprint(ans)\n', 'from collections import Counter\n\nn = int(input())\na = list(map(int, ...
['Runtime Error', 'Accepted']
['s812780173', 's661789410']
[33824.0, 50824.0]
[68.0, 200.0]
[227, 234]
p02691
u548545174
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['from collections import Counter\n\nN = int(input())\nA = list(map(int, input().split()))\n\nd = dict(collections.Counter([i + A[i-1] for i in range(1, N+1)]))\nans = sum([d.get(i - A[i-1], 0) for i in range(1, N+1)])\n\nprint(ans)\n', 'from collections import defaultdict\n\nN = int(input())\nA = list(map(int, input()...
['Runtime Error', 'Wrong Answer', 'Accepted']
['s441210997', 's676850666', 's881116756']
[33768.0, 61440.0, 47928.0]
[67.0, 231.0, 181.0]
[223, 209, 211]
p02691
u564589929
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
["import sys\nsys.setrecursionlimit(10 ** 6)\n# input = sys.stdin.readline ####\nint1 = lambda x: int(x) - 1\ndef II(): return int(input())\n\ndef MI(): return map(int, input().split())\ndef MI1(): return map(int1, input().split())\n\ndef LI(): return list(map(int, input().split()))\ndef LI1(): return list(map(int1,...
['Runtime Error', 'Accepted']
['s955281694', 's068946007']
[146444.0, 40544.0]
[2194.0, 151.0]
[754, 1206]
p02691
u566159623
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['n = int(input())\na = list(map(int, input().split()))\ncount = 0\nd={}\nfor i in range(n):\n if i - a[i] in d:\n count+=d[i - a[i]]\n if i + a[i] in d:\n d[i+a[i]] + 1\n else:\n d[i+a[i]] = 1\n\nprint(count)', 'n = int(input())\na = list(map(int, input().split()))\ncount = 0\nd={}\nfor i...
['Wrong Answer', 'Accepted']
['s097740930', 's347418716']
[40524.0, 40464.0]
[181.0, 180.0]
[225, 226]
p02691
u572142121
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['N=int(input())\nA=list(map(int, input().split()))\nD={}\nE={}\nfor i in range(N):\n a=i+A[i]\n b=i+A[i]\n D.setdefault(a,0)\n E.setdefault(b,0)\n D[a]+=1\n E[b]+=1\nans=0\nfor i in D.keys():\n if i in E.keys():\n ans+=D[i]*E[i]\nprint(ans)', 'N=int(input())\nA=list(map(int, input().split()))\nD={}\nE={}\nfo...
['Wrong Answer', 'Wrong Answer', 'Accepted']
['s224475905', 's671880368', 's971354979']
[56564.0, 56864.0, 56844.0]
[303.0, 377.0, 271.0]
[234, 248, 234]
p02691
u573678402
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['from math import sqrt\n\nperson = int(input())\nlongs = list(map(int, input().split(" ")))\n\nsum = 0\nfor i in range(person):\n for j in range(i, min(i + longs[i], person)):\n if (j - i) == longs[i] + longs[j]:\n sum += 1\nprint(sum)', 'from math import sqrt\n\nperson = int(input())\nlongs = lis...
['Wrong Answer', 'Accepted']
['s574810005', 's783765753']
[33576.0, 71108.0]
[2206.0, 555.0]
[245, 576]
p02691
u595375942
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['from collections import defaultdict\nN = int(input())\nA = list(map(int, input().split()))\nD = defaultdict(int)\nans = 0\n\nfor i, x in enumerate(A, 1):\n ans += D[i-x]\n D[x+i] += 1\n\nprint(ans, D)', 'from collections import defaultdict\nN = int(input())\nA = list(map(int, input().split()))\nD = defaultdict(...
['Wrong Answer', 'Accepted']
['s399871329', 's261969256']
[65328.0, 61432.0]
[294.0, 230.0]
[196, 193]
p02691
u599547273
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['from collections import Counter\n\nN = int(input())\nA = list(map(int, input().split()))\n\np = [i+Ai for i, Ai in zip(range(1, N+1), A)]\nq = [j-Aj for j, Aj in zip(range(1, N+1), A)]\n\npc = Counter(p)\nqc = Counter(q)\n\nr = sum(pc[k]*qc[k] for k in pc.keys() & qc.keys())', 'from collections import Counter\n\nN = ...
['Wrong Answer', 'Accepted']
['s410516047', 's475064805']
[71708.0, 71828.0]
[191.0, 189.0]
[264, 274]
p02691
u616619529
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['# -*- coding: utf-8 -*-\n\nn = int(input())\nh_list = input().split()\nh_list = [int(h) for h in h_list]\n\ncount = 0\n\nfor i in range(n):\n a_height = h_list[i]\n for k in range(i + 1 + a_height, i+21):\n b_height = h_list[k]\n if k - i == a_height + b_height:\n count += 1\n\nprint(co...
['Runtime Error', 'Accepted']
['s007809910', 's107373539']
[32324.0, 40308.0]
[566.0, 219.0]
[325, 362]
p02691
u622570247
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['from collections import defaultdict\n\nn, a, b, c = map(int, input().split())\ns = [None] * n\nfor i in range(n):\n s[i] = input().rstrip()\n\nif a + b + c == 0:\n print("No")\n exit(0)\n\nans = [None] * n\nif a + b + c == 1:\n for i in range(n):\n if s[i] == \'AB\':\n if a == 0 and b ==...
['Runtime Error', 'Accepted']
['s549607071', 's885502322']
[9484.0, 61756.0]
[26.0, 251.0]
[3439, 215]
p02691
u623659526
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['import logging\n\nlogging.basicConfig(level=logging.INFO, format="%(message)s")\n\n\ndef main():\n N = int(input())\n A_1 = list(map(int, input().split()))\n B_l = [1 - A_1[0]]\n\n sum = 0\n \n for i in range(1, N):\n if A_1[i] in B_l:\n sum += 1\n\n B_l = list(map(lambda x:...
['Wrong Answer', 'Wrong Answer', 'Wrong Answer', 'Accepted']
['s151487567', 's185555413', 's367093101', 's915365098']
[34912.0, 34572.0, 34668.0, 44060.0]
[2206.0, 2206.0, 2206.0, 183.0]
[447, 447, 447, 414]
p02691
u625729943
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['from collections import defaultdict\nenu = enumerate\ndef input(): return sys.stdin.readline()[:-1]\n\nN = int(input())\nA = list(map(int, input().split()))\n\ncnt = 0\nd = defaultdict(int)\nfor i, a in enu(A):\n l = (i+1) + a\n r = (i+1) - a\n cnt += d[r]\n d[l] += 1\n\nprint(cnt)', "#import numpy as np\...
['Runtime Error', 'Accepted']
['s243580662', 's522680980']
[9316.0, 61720.0]
[26.0, 245.0]
[279, 540]
p02691
u638456847
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['from itertools import combinations_with_replacement\nimport sys\nread = sys.stdin.read\nreadline = sys.stdin.readline\nreadlines = sys.stdin.readlines\n\ndef main():\n x = int(readline())\n\n ab = [i**5 for i in range(70)]\n\n C = combinations_with_replacement(ab, 2)\n for a, b in C:\n if a + b == ...
['Wrong Answer', 'Accepted']
['s390778423', 's780814574']
[9472.0, 65172.0]
[23.0, 187.0]
[525, 505]
p02691
u641722141
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['N = int(input())\nA = list(map(int, input().split()))\n\nlst = [0] * N\n\nans = 0\nfor i in range(N):\n if i + 1 + A[i] < n: \n lst[i + A[i]] += 1\n if i + 1 - A[i] >= 1:\n ans += lst[i - A[i]]\n\nprint(ans)', 'N = int(input())\nA = list(map(int, input().split()))\n\nlst = [0] * N\n\nans = 0\nfor ...
['Runtime Error', 'Runtime Error', 'Wrong Answer', 'Accepted']
['s549709514', 's768694009', 's974986168', 's788401792']
[32264.0, 32300.0, 32220.0, 32300.0]
[66.0, 67.0, 2206.0, 167.0]
[261, 265, 202, 261]
p02691
u652656291
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['n = int(input())\nN = [i for i in range(n)]\nA = list(map(int,input().split()))\nL = [N[i]+A[i] for i in range(n)]\nans = 0\nfor i in range(n):\n for j in range(i+1,n):\n if L[i] == L[j]:\n ans += 1\nprint(ans)\n\n', "def main():\n n = int(input())\n A = list(map(int,input().split()))\n ans = 0\n for i i...
['Wrong Answer', 'Wrong Answer', 'Accepted']
['s067024158', 's890782276', 's049651991']
[40196.0, 44240.0, 40344.0]
[2206.0, 2264.0, 165.0]
[212, 227, 265]
p02691
u659481093
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['n = int(input())\na = list(map(int, input().split()))\n\nadd = dict()\nsub = dict()\nfor i, ai in enumerate(a):\n if i+ai in add.keys():\n add[i+ai] += 1\n else:\n add[i+ai] = 1\n if i-ai in sub.keys():\n add[i-ai] += 1\n else:\n add[i-ai] = 1\n\ncnt = 0\nfor ak, av in add.item...
['Wrong Answer', 'Accepted']
['s512092595', 's546613856']
[61404.0, 40348.0]
[274.0, 194.0]
[379, 325]
p02691
u659712937
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['N=int(input())\n\nA=list(map(int,input().split()))\n#B=[]\n#C=[]\nD=[0]*10**9\nE=[0]*10**9\n\nans=0\n\nfor i in range(N):\n #B.append(A[i]+i+1)\n #C.append(-A[i]+i+1)\n D[A[i]+i+1]+=1\n E[-A[i]+i+1]+=1\n\nfor i in range(len(D)):\n #ans+=C.count(i)\n ans+=D[i]*E[i]\n\nprint(ans)', 'N=int(input())\n\nA=list(map(i...
['Runtime Error', 'Runtime Error', 'Runtime Error', 'Runtime Error', 'Accepted']
['s238289218', 's476890928', 's524349581', 's618510233', 's127140720']
[32308.0, 175980.0, 35492.0, 32260.0, 35608.0]
[69.0, 1979.0, 311.0, 65.0, 327.0]
[264, 270, 266, 274, 337]
p02691
u664373116
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['#n=int(input())\n#n,m=list(map(int,input().split()))\n#a=list(map(int,input().split()))\nimport math\nimport itertools\nfrom collections import defaultdict\nfrom collections import Counter\nimport numpy as np\n\nimport heapq\n\n\n#n,k=list(map(int,input().split()))\nn=int(input())\n#n=10**3\na=list(map(int,input().sp...
['Wrong Answer', 'Accepted']
['s637081103', 's814701479']
[58212.0, 71900.0]
[404.0, 340.0]
[466, 642]
p02691
u665038048
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['from collections import defaultdict\n\n\nn = int(input())\na = list(map(int, input().split()))\n\nmemo = defaultdict(int)\nans = 0\nfor i, x in enumerate(a, 1):\n print(memo)\n ans += memo[i - x]\n memo[x + i] += 1\n\nprint(ans)\n', 'from collections import defaultdict\n\n\nn = int(input())\na = list(map(int...
['Runtime Error', 'Accepted']
['s860251834', 's501289293']
[147116.0, 61508.0]
[2296.0, 236.0]
[225, 209]
p02691
u672542358
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['n,m=map(int,input().split())\nk=0\nif n%2==1:\n for i in range(m):\n print(i+1,end=" ")\n print(n-i)\nelse:\n for i in range((n+2)//4-1):\n if k>=m:\n break\n print(i+1,end=" ")\n print(n-i)\n k+=1\n for i in range((n+2)//4-1,n//2):\n if k>=m:\n break\n print(i+1,end=" ")\n pri...
['Runtime Error', 'Accepted']
['s487779094', 's531188286']
[9196.0, 32236.0]
[24.0, 177.0]
[319, 198]
p02691
u686036872
2,000
1,048,576
You are the top spy of AtCoder Kingdom. To prevent the stolen secret from being handed to AlDebaran Kingdom, you have sneaked into the party where the transaction happens. There are N attendees in the party, and they are given attendee numbers from 1 through N. The height of Attendee i is A_i. According to an examina...
['import collections\n\nN = int(input())\nA = list(map(int, input().split()))\n\nL = [i+j for i, j in enumerate(A)]\nR = [i-j for i, j in enumerate(A)]\n\nl = collections.Counter(L)\nr = collections.Counter(L)\n\nfor i in l.keys():\n ans += l[i]*r[i]\n\nprint(ans)', 'import collections\n\nN = int(input())\nA = list(...
['Runtime Error', 'Runtime Error', 'Accepted']
['s577284703', 's864508224', 's241629226']
[63664.0, 63348.0, 63444.0]
[181.0, 168.0, 231.0]
[251, 251, 259]