message
stringlengths
2
67k
message_type
stringclasses
2 values
message_id
int64
0
1
conversation_id
int64
463
109k
cluster
float64
19
19
__index_level_0__
int64
926
217k
Provide tags and a correct Python 3 solution for this coding contest problem. Vasya and Petya wrote down all integers from 1 to n to play the "powers" game (n can be quite large; however, Vasya and Petya are not confused by this fact). Players choose numbers in turn (Vasya chooses first). If some number x is chosen a...
instruction
0
45,707
19
91,414
Tags: dp, games Correct Solution: ``` import math, collections mod = 10**9+7 def isPower(n): if (n <= 1): return True for x in range(2, (int)(math.sqrt(n)) + 1): p = x while (p <= n): p = p * x if (p == n): return True return False n = int(inp...
output
1
45,707
19
91,415
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Vasya and Petya wrote down all integers from 1 to n to play the "powers" game (n can be quite large; however, Vasya and Petya are not confused by this fact). Players choose numbers in turn (Vas...
instruction
0
45,708
19
91,416
No
output
1
45,708
19
91,417
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Vasya and Petya wrote down all integers from 1 to n to play the "powers" game (n can be quite large; however, Vasya and Petya are not confused by this fact). Players choose numbers in turn (Vas...
instruction
0
45,709
19
91,418
No
output
1
45,709
19
91,419
Provide tags and a correct Python 3 solution for this coding contest problem. Rick and Morty are playing their own version of Berzerk (which has nothing in common with the famous Berzerk game). This game needs a huge space, so they play it with a computer. In this game there are n objects numbered from 1 to n arrange...
instruction
0
45,836
19
91,672
Tags: dfs and similar, dp, games Correct Solution: ``` import queue n = int(input()) sR = list(map(int, input().split()[1:])) sM = list(map(int, input().split()[1:])) s = [sR, sM] UNK = -1 WIN = 2 LOSE = 3 A = [[UNK] * n for i in range(2)] CNT = [[0] * n for i in range(2)] V = [[False] * n for i in range(2)] # rick...
output
1
45,836
19
91,673
Provide tags and a correct Python 3 solution for this coding contest problem. You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player should write any integer number that is a non-triv...
instruction
0
46,512
19
93,024
Tags: games, math, number theory Correct Solution: ``` q=int(input()) if q==1: print(1) print(0) else: ls=[] for i in range(2,int(q**0.5)+1): while q%i==0: ls.append(i) q=q//i if q>1: ls.append(q) if len(ls)>2: print(1) print(ls[0]*ls[1]) ...
output
1
46,512
19
93,025
Provide tags and a correct Python 3 solution for this coding contest problem. You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player should write any integer number that is a non-triv...
instruction
0
46,513
19
93,026
Tags: games, math, number theory Correct Solution: ``` q = int(input()) initialQ = q d = {} i = 2 while i * i <= q: if q % i: i += 1 continue d[i] = 0 while q % i == 0: q //= i d[i] += 1 i += 1 if q != 1 and q != initialQ:d[q] = 1 l = sum(d[item] for item in d) newD =...
output
1
46,513
19
93,027
Provide tags and a correct Python 3 solution for this coding contest problem. You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player should write any integer number that is a non-triv...
instruction
0
46,514
19
93,028
Tags: games, math, number theory Correct Solution: ``` n=int(input()) x=n v1=0 v2=0 i=2 while i*i<=n: while n%i==0: if v1: v2=i else: v1=i n//=i i+=1 if n-1: v2=n if v1*v2-x: print(1) print(v1*v2) else: print(2) ```
output
1
46,514
19
93,029
Provide tags and a correct Python 3 solution for this coding contest problem. You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player should write any integer number that is a non-triv...
instruction
0
46,515
19
93,030
Tags: games, math, number theory Correct Solution: ``` import math if __name__ == '__main__': n = int(input()) sqrtn = int(math.sqrt(n)) factors = list() for i in range(2, sqrtn+1): while n%i == 0: factors.append(i) n = n//i if n > 1: factors.append(n) if len(factors) == 2: print(2) exit() el...
output
1
46,515
19
93,031
Provide tags and a correct Python 3 solution for this coding contest problem. You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player should write any integer number that is a non-triv...
instruction
0
46,516
19
93,032
Tags: games, math, number theory Correct Solution: ``` #!/usr/bin/env python from __future__ import division, print_function import math import os import sys from fractions import * from sys import * from decimal import * from io import BytesIO, IOBase from itertools import * from collections import * # sys.setrecursi...
output
1
46,516
19
93,033
Provide tags and a correct Python 3 solution for this coding contest problem. You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player should write any integer number that is a non-triv...
instruction
0
46,517
19
93,034
Tags: games, math, number theory Correct Solution: ``` def factorize(n): p = 2 r = [] while p * p <= n: while n % p == 0: r.append(p) n //= p p += 1 if n > 1: r.append(n) return r q = int(input()) f = factorize(q) if len(f) <= 1: print(1) pr...
output
1
46,517
19
93,035
Provide tags and a correct Python 3 solution for this coding contest problem. You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player should write any integer number that is a non-triv...
instruction
0
46,518
19
93,036
Tags: games, math, number theory Correct Solution: ``` def prime_factors(n): i = 2 factors = [] while i * i <= n: if n % i: i += 1 else: n //= i factors.append(i) if n > 1: factors.append(n) return factors class CodeforcesTask150ASolution...
output
1
46,518
19
93,037
Provide tags and a correct Python 3 solution for this coding contest problem. You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player should write any integer number that is a non-triv...
instruction
0
46,519
19
93,038
Tags: games, math, number theory Correct Solution: ``` def factors(n): i=2 blanck=[] while i**2<=n : if n%i==0: blanck.append(i) n//=i else: i+=1 if n>1: blanck.append(n) n=1 return blanck def cold(n): if n==1: print(1)...
output
1
46,519
19
93,039
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player sho...
instruction
0
46,520
19
93,040
Yes
output
1
46,520
19
93,041
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player sho...
instruction
0
46,521
19
93,042
Yes
output
1
46,521
19
93,043
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player sho...
instruction
0
46,522
19
93,044
Yes
output
1
46,522
19
93,045
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player sho...
instruction
0
46,523
19
93,046
Yes
output
1
46,523
19
93,047
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player sho...
instruction
0
46,524
19
93,048
No
output
1
46,524
19
93,049
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player sho...
instruction
0
46,525
19
93,050
No
output
1
46,525
19
93,051
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player sho...
instruction
0
46,526
19
93,052
No
output
1
46,526
19
93,053
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player sho...
instruction
0
46,527
19
93,054
No
output
1
46,527
19
93,055
Provide a correct Python 3 solution for this coding contest problem. Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2, \cdots, P_N. Now, he will choose one square and place ...
instruction
0
46,828
19
93,656
"Correct Solution: ``` n, k = map(int, input().split()) P = [*map(lambda x: int(x)-1, input().split())] C = [*map(int, input().split())] score = -10**18 for st in range(n): lap_cn = 0 lap_sc = 0 nx = st while True: lap_cn += 1 lap_sc += C[nx] nx = P[nx] if nx == st: brea...
output
1
46,828
19
93,657
Provide a correct Python 3 solution for this coding contest problem. Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2, \cdots, P_N. Now, he will choose one square and place ...
instruction
0
46,829
19
93,658
"Correct Solution: ``` N, K = map(int, input().split()) P = list(map(int, input().split())) C = list(map(int, input().split())) ans = -float("inf") for start in range(N): x = start cyc_score = [] total_cyc_score = 0 while True: x = P[x]-1 cyc_score.append(C[x]) total_cyc_score +=...
output
1
46,829
19
93,659
Provide a correct Python 3 solution for this coding contest problem. Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2, \cdots, P_N. Now, he will choose one square and place ...
instruction
0
46,830
19
93,660
"Correct Solution: ``` N, K = map(int, input().split()) P = list(map(lambda x: int(x)-1, input().split())) C = list(map(int, input().split())) INF = 10**18 ans = -INF for i in range(N): arr = [] tot = 0 cnt = 0 nex = i while cnt < K: nex = P[nex] tot += C[nex] arr.append(tot)...
output
1
46,830
19
93,661
Provide a correct Python 3 solution for this coding contest problem. Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2, \cdots, P_N. Now, he will choose one square and place ...
instruction
0
46,831
19
93,662
"Correct Solution: ``` (n,k),p,c,*a=[[*map(int,t.split())]for t in open(0)] while n: n-=1;s,x,*l=0,n;f=j=k while f:x=p[x]-1;s+=c[x];l+=s,;f=x!=n for t in l[:k]:j-=1;a+=[t+j//len(l)*s*(s>0)] print(max(a)) ```
output
1
46,831
19
93,663
Provide a correct Python 3 solution for this coding contest problem. Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2, \cdots, P_N. Now, he will choose one square and place ...
instruction
0
46,832
19
93,664
"Correct Solution: ``` n, k = map(int, input().split()) p = list(map(int, input().split())) c = list(map(int, input().split())) for i in range(n): p[i] -= 1 def score(a, k): now = p[a] s = c[now] cnt = 1 ans = s while now != a and cnt < k: now = p[now] s += c[now] ans ...
output
1
46,832
19
93,665
Provide a correct Python 3 solution for this coding contest problem. Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2, \cdots, P_N. Now, he will choose one square and place ...
instruction
0
46,833
19
93,666
"Correct Solution: ``` n, k = map(int, input().split()) P = [*map(lambda x: int(x)-1, input().split())] C = [*map(int, input().split())] score = -10**18 for st in range(n): lap_sc = sum_sc = 0 nx = st for lap_cn in range(1, n+1): lap_sc += C[nx] nx = P[nx] if nx == st: break lap...
output
1
46,833
19
93,667
Provide a correct Python 3 solution for this coding contest problem. Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2, \cdots, P_N. Now, he will choose one square and place ...
instruction
0
46,834
19
93,668
"Correct Solution: ``` n, k = map(int, input().split()) p = list(map(lambda x: int(x) - 1, input().split())) c = list(map(int, input().split())) ans = max(c) for i in range(n): curr = 0 score = [0] posi = i while p[posi] != i: posi = p[posi] curr += c[posi] score.append(curr) ...
output
1
46,834
19
93,669
Provide a correct Python 3 solution for this coding contest problem. Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2, \cdots, P_N. Now, he will choose one square and place ...
instruction
0
46,835
19
93,670
"Correct Solution: ``` N, K = map(int, input().split()) *P, = map(int, input().split()) *C, = map(int, input().split()) ans = -float("inf") for pos in range(N): used = [-1] * N cost = [0] * (N+1) for k in range(N+1): if k: cost[k] = cost[k-1] + C[pos] if used[pos] >= 0: ...
output
1
46,835
19
93,671
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2,...
instruction
0
46,836
19
93,672
Yes
output
1
46,836
19
93,673
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2,...
instruction
0
46,837
19
93,674
Yes
output
1
46,837
19
93,675
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2,...
instruction
0
46,838
19
93,676
Yes
output
1
46,838
19
93,677
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2,...
instruction
0
46,839
19
93,678
Yes
output
1
46,839
19
93,679
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2,...
instruction
0
46,840
19
93,680
No
output
1
46,840
19
93,681
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2,...
instruction
0
46,841
19
93,682
No
output
1
46,841
19
93,683
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2,...
instruction
0
46,842
19
93,684
No
output
1
46,842
19
93,685
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2,...
instruction
0
46,843
19
93,686
No
output
1
46,843
19
93,687
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. problem There are n cards with numbers from 1 to n. First, make a pile of cards by stacking them in order so that the top is the number 1 card, the second from the top is the number 2 card, ......
instruction
0
46,987
19
93,974
No
output
1
46,987
19
93,975
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. problem There are n cards with numbers from 1 to n. First, make a pile of cards by stacking them in order so that the top is the number 1 card, the second from the top is the number 2 card, ......
instruction
0
46,988
19
93,976
No
output
1
46,988
19
93,977
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. problem There are n cards with numbers from 1 to n. First, make a pile of cards by stacking them in order so that the top is the number 1 card, the second from the top is the number 2 card, ......
instruction
0
46,989
19
93,978
No
output
1
46,989
19
93,979
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. problem There are n cards with numbers from 1 to n. First, make a pile of cards by stacking them in order so that the top is the number 1 card, the second from the top is the number 2 card, ......
instruction
0
46,990
19
93,980
No
output
1
46,990
19
93,981
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Iahub is very proud of his recent discovery, propagating trees. Right now, he invented a new tree, called xor-tree. After this new revolutionary discovery, he invented a game for kids which uses...
instruction
0
47,414
19
94,828
Yes
output
1
47,414
19
94,829
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Iahub is very proud of his recent discovery, propagating trees. Right now, he invented a new tree, called xor-tree. After this new revolutionary discovery, he invented a game for kids which uses...
instruction
0
47,415
19
94,830
Yes
output
1
47,415
19
94,831
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Iahub is very proud of his recent discovery, propagating trees. Right now, he invented a new tree, called xor-tree. After this new revolutionary discovery, he invented a game for kids which uses...
instruction
0
47,416
19
94,832
Yes
output
1
47,416
19
94,833
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Iahub is very proud of his recent discovery, propagating trees. Right now, he invented a new tree, called xor-tree. After this new revolutionary discovery, he invented a game for kids which uses...
instruction
0
47,417
19
94,834
Yes
output
1
47,417
19
94,835
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Iahub is very proud of his recent discovery, propagating trees. Right now, he invented a new tree, called xor-tree. After this new revolutionary discovery, he invented a game for kids which uses...
instruction
0
47,418
19
94,836
No
output
1
47,418
19
94,837
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Iahub is very proud of his recent discovery, propagating trees. Right now, he invented a new tree, called xor-tree. After this new revolutionary discovery, he invented a game for kids which uses...
instruction
0
47,419
19
94,838
No
output
1
47,419
19
94,839
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Iahub is very proud of his recent discovery, propagating trees. Right now, he invented a new tree, called xor-tree. After this new revolutionary discovery, he invented a game for kids which uses...
instruction
0
47,420
19
94,840
No
output
1
47,420
19
94,841
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Iahub is very proud of his recent discovery, propagating trees. Right now, he invented a new tree, called xor-tree. After this new revolutionary discovery, he invented a game for kids which uses...
instruction
0
47,421
19
94,842
No
output
1
47,421
19
94,843
Provide a correct Python 3 solution for this coding contest problem. Now I have a card with n numbers on it. Consider arranging some or all of these appropriately to make numbers. Find the number obtained by adding all the numbers created at this time. For example, if you have 1 and 2, you will get 4 numbers 1, 2, 12...
instruction
0
47,899
19
95,798
"Correct Solution: ``` import sys read = sys.stdin.read write = sys.stdout.write def solve(): MOD = 10**9 + 7 N, *A = map(int, read().split()) L = 10**5 fact = [1]*(L+1) rfact = [1]*(L+1) r = 1 for i in range(1, L+1): fact[i] = r = r * i % MOD rfact[L] = r = pow(fact[L], MOD-2,...
output
1
47,899
19
95,799
Provide a correct Python 3 solution for this coding contest problem. Your task is to shuffle a deck of n cards, each of which is marked by a alphabetical letter. A single shuffle action takes out h cards from the bottom of the deck and moves them to the top of the deck. The deck of cards is represented by a string a...
instruction
0
47,920
19
95,840
"Correct Solution: ``` while True: c = input() if c == "-": break N = int(input()) for i in range(N): H = int(input()) c = c [H:]+ c[:H] print(c) ```
output
1
47,920
19
95,841