message
stringlengths
2
44.5k
message_type
stringclasses
2 values
message_id
int64
0
1
conversation_id
int64
42
109k
cluster
float64
5
5
__index_level_0__
int64
84
217k
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given are two integer sequences of N elements each: A_1,...,A_N and B_1,...,B_N. Determine if it is possible to do the following operation at most N-2 times (possibly zero) so that, for every in...
instruction
0
22,647
5
45,294
No
output
1
22,647
5
45,295
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given are two integer sequences of N elements each: A_1,...,A_N and B_1,...,B_N. Determine if it is possible to do the following operation at most N-2 times (possibly zero) so that, for every in...
instruction
0
22,648
5
45,296
No
output
1
22,648
5
45,297
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given are two integer sequences of N elements each: A_1,...,A_N and B_1,...,B_N. Determine if it is possible to do the following operation at most N-2 times (possibly zero) so that, for every in...
instruction
0
22,649
5
45,298
No
output
1
22,649
5
45,299
Provide a correct Python 3 solution for this coding contest problem. Given an integer N, find the base -2 representation of N. Here, S is the base -2 representation of N when the following are all satisfied: * S is a string consisting of `0` and `1`. * Unless S = `0`, the initial character of S is `1`. * Let S = S_k...
instruction
0
22,682
5
45,364
"Correct Solution: ``` # C N=int(input()) S="" while N!=0: if N%(-2)==0: S="0"+S else: S="1"+S N-=1 N=N/(-2) if S=="": S="0" print(S) ```
output
1
22,682
5
45,365
Provide a correct Python 3 solution for this coding contest problem. Given an integer N, find the base -2 representation of N. Here, S is the base -2 representation of N when the following are all satisfied: * S is a string consisting of `0` and `1`. * Unless S = `0`, the initial character of S is `1`. * Let S = S_k...
instruction
0
22,683
5
45,366
"Correct Solution: ``` N = int(input()) ans = '' if N == 0: ans ='0' while N: ans += str(N%2) N = -(N // 2) print(ans[::-1]) ```
output
1
22,683
5
45,367
Provide a correct Python 3 solution for this coding contest problem. Given an integer N, find the base -2 representation of N. Here, S is the base -2 representation of N when the following are all satisfied: * S is a string consisting of `0` and `1`. * Unless S = `0`, the initial character of S is `1`. * Let S = S_k...
instruction
0
22,684
5
45,368
"Correct Solution: ``` N = int(input()) ans = "" while True: ans = str(abs(N % -2)) + ans N += N % -2 N = N // -2 if N == 0: break print(ans) ```
output
1
22,684
5
45,369
Provide a correct Python 3 solution for this coding contest problem. Given an integer N, find the base -2 representation of N. Here, S is the base -2 representation of N when the following are all satisfied: * S is a string consisting of `0` and `1`. * Unless S = `0`, the initial character of S is `1`. * Let S = S_k...
instruction
0
22,685
5
45,370
"Correct Solution: ``` n=int(input()) if n==0: print(0) exit() ans='' while n!=0: r=n%(-2) if r<0: r+=2 ans+=str(r) n-=r n//=(-2) print(ans[::-1]) ```
output
1
22,685
5
45,371
Provide a correct Python 3 solution for this coding contest problem. Given an integer N, find the base -2 representation of N. Here, S is the base -2 representation of N when the following are all satisfied: * S is a string consisting of `0` and `1`. * Unless S = `0`, the initial character of S is `1`. * Let S = S_k...
instruction
0
22,686
5
45,372
"Correct Solution: ``` n = int(input()) s="" while n!=0: if n%(-2)==0: s="0"+s else: s="1"+s n-=1 n=n//(-2) if s=="": s="0" print(s) ```
output
1
22,686
5
45,373
Provide a correct Python 3 solution for this coding contest problem. Given an integer N, find the base -2 representation of N. Here, S is the base -2 representation of N when the following are all satisfied: * S is a string consisting of `0` and `1`. * Unless S = `0`, the initial character of S is `1`. * Let S = S_k...
instruction
0
22,687
5
45,374
"Correct Solution: ``` N=int(input()) if N==0:print(0) ans="" while N!=0: r=N%2 N=(N-r)//(-2) ans+=str(r) ans=ans[::-1] print(ans) ```
output
1
22,687
5
45,375
Provide a correct Python 3 solution for this coding contest problem. Given an integer N, find the base -2 representation of N. Here, S is the base -2 representation of N when the following are all satisfied: * S is a string consisting of `0` and `1`. * Unless S = `0`, the initial character of S is `1`. * Let S = S_k...
instruction
0
22,688
5
45,376
"Correct Solution: ``` n = int(input()) cnt = 0 ans = 0 while n != 0: now = n % 2 n = - (n // 2) ans += now * 10 ** cnt cnt += 1 print(ans) ```
output
1
22,688
5
45,377
Provide a correct Python 3 solution for this coding contest problem. Given an integer N, find the base -2 representation of N. Here, S is the base -2 representation of N when the following are all satisfied: * S is a string consisting of `0` and `1`. * Unless S = `0`, the initial character of S is `1`. * Let S = S_k...
instruction
0
22,689
5
45,378
"Correct Solution: ``` N = int(input()) ans = "" while N != 0: ans = str(N % 2)+ans N = -(N//2) print(ans if ans != ""else 0) ```
output
1
22,689
5
45,379
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given an integer N, find the base -2 representation of N. Here, S is the base -2 representation of N when the following are all satisfied: * S is a string consisting of `0` and `1`. * Unless S...
instruction
0
22,690
5
45,380
Yes
output
1
22,690
5
45,381
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given an integer N, find the base -2 representation of N. Here, S is the base -2 representation of N when the following are all satisfied: * S is a string consisting of `0` and `1`. * Unless S...
instruction
0
22,691
5
45,382
Yes
output
1
22,691
5
45,383
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given an integer N, find the base -2 representation of N. Here, S is the base -2 representation of N when the following are all satisfied: * S is a string consisting of `0` and `1`. * Unless S...
instruction
0
22,692
5
45,384
Yes
output
1
22,692
5
45,385
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given an integer N, find the base -2 representation of N. Here, S is the base -2 representation of N when the following are all satisfied: * S is a string consisting of `0` and `1`. * Unless S...
instruction
0
22,693
5
45,386
Yes
output
1
22,693
5
45,387
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given an integer N, find the base -2 representation of N. Here, S is the base -2 representation of N when the following are all satisfied: * S is a string consisting of `0` and `1`. * Unless S...
instruction
0
22,694
5
45,388
No
output
1
22,694
5
45,389
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given an integer N, find the base -2 representation of N. Here, S is the base -2 representation of N when the following are all satisfied: * S is a string consisting of `0` and `1`. * Unless S...
instruction
0
22,695
5
45,390
No
output
1
22,695
5
45,391
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given an integer N, find the base -2 representation of N. Here, S is the base -2 representation of N when the following are all satisfied: * S is a string consisting of `0` and `1`. * Unless S...
instruction
0
22,696
5
45,392
No
output
1
22,696
5
45,393
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given an integer N, find the base -2 representation of N. Here, S is the base -2 representation of N when the following are all satisfied: * S is a string consisting of `0` and `1`. * Unless S...
instruction
0
22,697
5
45,394
No
output
1
22,697
5
45,395
Provide a correct Python 3 solution for this coding contest problem. Example Input 3 1 3 3 2 1 2 1 3 Output 5
instruction
0
22,810
5
45,620
"Correct Solution: ``` from collections import deque import sys def main(): readline = sys.stdin.readline write = sys.stdout.write def root(x): if x == p[x]: return x p[x] = y = root(p[x]) return y def unite(x, y): px = root(x) py = root(y) if ...
output
1
22,810
5
45,621
Provide a correct Python 3 solution for this coding contest problem. Write a program which reads two integers x and y, and prints them in ascending order. Constraints * 0 ≤ x, y ≤ 10000 * the number of datasets ≤ 3000 Input The input consists of multiple datasets. Each dataset consists of two integers x and y sepa...
instruction
0
22,826
5
45,652
"Correct Solution: ``` while 1: s,t = map(int,input().split()) if s>t: s,t = t,s if (s,t)==(0,0): break print(s,t) ```
output
1
22,826
5
45,653
Provide a correct Python 3 solution for this coding contest problem. Write a program which reads two integers x and y, and prints them in ascending order. Constraints * 0 ≤ x, y ≤ 10000 * the number of datasets ≤ 3000 Input The input consists of multiple datasets. Each dataset consists of two integers x and y sepa...
instruction
0
22,827
5
45,654
"Correct Solution: ``` while(True): a,b = map(int,input().split()) if a == 0 and b == 0: break print("{0} {1}".format(min(a,b),max(a,b))) ```
output
1
22,827
5
45,655
Provide a correct Python 3 solution for this coding contest problem. Write a program which reads two integers x and y, and prints them in ascending order. Constraints * 0 ≤ x, y ≤ 10000 * the number of datasets ≤ 3000 Input The input consists of multiple datasets. Each dataset consists of two integers x and y sepa...
instruction
0
22,828
5
45,656
"Correct Solution: ``` l=list(map(int,input().split())) while l!=[0,0]: print(min(l),max(l)) l=list(map(int,input().split())) ```
output
1
22,828
5
45,657
Provide a correct Python 3 solution for this coding contest problem. Write a program which reads two integers x and y, and prints them in ascending order. Constraints * 0 ≤ x, y ≤ 10000 * the number of datasets ≤ 3000 Input The input consists of multiple datasets. Each dataset consists of two integers x and y sepa...
instruction
0
22,829
5
45,658
"Correct Solution: ``` while 1: x,y = map(int,input().split()) if (x,y) == (0,0): break if x > y: x,y = y,x print(x,y) ```
output
1
22,829
5
45,659
Provide a correct Python 3 solution for this coding contest problem. Write a program which reads two integers x and y, and prints them in ascending order. Constraints * 0 ≤ x, y ≤ 10000 * the number of datasets ≤ 3000 Input The input consists of multiple datasets. Each dataset consists of two integers x and y sepa...
instruction
0
22,830
5
45,660
"Correct Solution: ``` while True: a = sorted(list(map(int,input().split()))) if a[0] == 0 and a[1] == 0: break print(a[0],a[1]) ```
output
1
22,830
5
45,661
Provide a correct Python 3 solution for this coding contest problem. Write a program which reads two integers x and y, and prints them in ascending order. Constraints * 0 ≤ x, y ≤ 10000 * the number of datasets ≤ 3000 Input The input consists of multiple datasets. Each dataset consists of two integers x and y sepa...
instruction
0
22,831
5
45,662
"Correct Solution: ``` while(True): a,b=map(int,input().split()) if a==0 and b==0: break if a>b: a,b=b,a print(a,b) ```
output
1
22,831
5
45,663
Provide a correct Python 3 solution for this coding contest problem. Write a program which reads two integers x and y, and prints them in ascending order. Constraints * 0 ≤ x, y ≤ 10000 * the number of datasets ≤ 3000 Input The input consists of multiple datasets. Each dataset consists of two integers x and y sepa...
instruction
0
22,832
5
45,664
"Correct Solution: ``` for i in range(3000): a,b=map(int,input().split()) if a==0 and b==0: break elif a<=b: print(a,b) else: print(b,a) ```
output
1
22,832
5
45,665
Provide a correct Python 3 solution for this coding contest problem. Write a program which reads two integers x and y, and prints them in ascending order. Constraints * 0 ≤ x, y ≤ 10000 * the number of datasets ≤ 3000 Input The input consists of multiple datasets. Each dataset consists of two integers x and y sepa...
instruction
0
22,833
5
45,666
"Correct Solution: ``` while 1: a=input() if a=='0 0':break print(*sorted(map(int,a.split()))) ```
output
1
22,833
5
45,667
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Write a program which reads two integers x and y, and prints them in ascending order. Constraints * 0 ≤ x, y ≤ 10000 * the number of datasets ≤ 3000 Input The input consists of multiple data...
instruction
0
22,834
5
45,668
Yes
output
1
22,834
5
45,669
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Write a program which reads two integers x and y, and prints them in ascending order. Constraints * 0 ≤ x, y ≤ 10000 * the number of datasets ≤ 3000 Input The input consists of multiple data...
instruction
0
22,835
5
45,670
Yes
output
1
22,835
5
45,671
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Write a program which reads two integers x and y, and prints them in ascending order. Constraints * 0 ≤ x, y ≤ 10000 * the number of datasets ≤ 3000 Input The input consists of multiple data...
instruction
0
22,836
5
45,672
Yes
output
1
22,836
5
45,673
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Write a program which reads two integers x and y, and prints them in ascending order. Constraints * 0 ≤ x, y ≤ 10000 * the number of datasets ≤ 3000 Input The input consists of multiple data...
instruction
0
22,837
5
45,674
Yes
output
1
22,837
5
45,675
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Write a program which reads two integers x and y, and prints them in ascending order. Constraints * 0 ≤ x, y ≤ 10000 * the number of datasets ≤ 3000 Input The input consists of multiple data...
instruction
0
22,838
5
45,676
No
output
1
22,838
5
45,677
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Write a program which reads two integers x and y, and prints them in ascending order. Constraints * 0 ≤ x, y ≤ 10000 * the number of datasets ≤ 3000 Input The input consists of multiple data...
instruction
0
22,839
5
45,678
No
output
1
22,839
5
45,679
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Write a program which reads two integers x and y, and prints them in ascending order. Constraints * 0 ≤ x, y ≤ 10000 * the number of datasets ≤ 3000 Input The input consists of multiple data...
instruction
0
22,840
5
45,680
No
output
1
22,840
5
45,681
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Write a program which reads two integers x and y, and prints them in ascending order. Constraints * 0 ≤ x, y ≤ 10000 * the number of datasets ≤ 3000 Input The input consists of multiple data...
instruction
0
22,841
5
45,682
No
output
1
22,841
5
45,683
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Calculate the value of the sum: n mod 1 + n mod 2 + n mod 3 + ... + n mod m. As the result can be very large, you should print the value modulo 109 + 7 (the remainder when divided by 109 + 7). ...
instruction
0
23,334
5
46,668
No
output
1
23,334
5
46,669
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Calculate the value of the sum: n mod 1 + n mod 2 + n mod 3 + ... + n mod m. As the result can be very large, you should print the value modulo 109 + 7 (the remainder when divided by 109 + 7). ...
instruction
0
23,335
5
46,670
No
output
1
23,335
5
46,671
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Calculate the value of the sum: n mod 1 + n mod 2 + n mod 3 + ... + n mod m. As the result can be very large, you should print the value modulo 109 + 7 (the remainder when divided by 109 + 7). ...
instruction
0
23,336
5
46,672
No
output
1
23,336
5
46,673
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Calculate the value of the sum: n mod 1 + n mod 2 + n mod 3 + ... + n mod m. As the result can be very large, you should print the value modulo 109 + 7 (the remainder when divided by 109 + 7). ...
instruction
0
23,337
5
46,674
No
output
1
23,337
5
46,675
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. We have a pyramid with N steps, built with blocks. The steps are numbered 1 through N from top to bottom. For each 1≤i≤N, step i consists of 2i-1 blocks aligned horizontally. The pyramid is buil...
instruction
0
23,706
5
47,412
No
output
1
23,706
5
47,413
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given a integer n (n > 0). Find any integer s which satisfies these conditions, or report that there are no such numbers: In the decimal representation of s: * s > 0, * s consist...
instruction
0
23,966
5
47,932
Yes
output
1
23,966
5
47,933
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given a integer n (n > 0). Find any integer s which satisfies these conditions, or report that there are no such numbers: In the decimal representation of s: * s > 0, * s consist...
instruction
0
23,967
5
47,934
No
output
1
23,967
5
47,935
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given a integer n (n > 0). Find any integer s which satisfies these conditions, or report that there are no such numbers: In the decimal representation of s: * s > 0, * s consist...
instruction
0
23,970
5
47,940
No
output
1
23,970
5
47,941
Provide tags and a correct Python 3 solution for this coding contest problem. You are given a sequence a consisting of n integers. Find the maximum possible value of <image> (integer remainder of ai divided by aj), where 1 ≤ i, j ≤ n and ai ≥ aj. Input The first line contains integer n — the length of the sequence (...
instruction
0
24,219
5
48,438
Tags: binary search, math, sortings, two pointers Correct Solution: ``` n = int(input()) a = list(set(map(int, input().split()))) mx = max(a) b = [0] * (2 * mx) for e in a: b[e] = e for i in range(1, len(b)): if b[i] == 0: b[i] = b[i - 1] best = 0 for e in a: for m in range(2 * e, 2 * mx, e): ...
output
1
24,219
5
48,439
Provide tags and a correct Python 3 solution for this coding contest problem. You are given a sequence a consisting of n integers. Find the maximum possible value of <image> (integer remainder of ai divided by aj), where 1 ≤ i, j ≤ n and ai ≥ aj. Input The first line contains integer n — the length of the sequence (...
instruction
0
24,222
5
48,444
Tags: binary search, math, sortings, two pointers Correct Solution: ``` def main(): input() aa = sorted(map(int, input().split())) maxa = max(aa) m = [False] * (maxa + 1) x = [] b = 0 for a in aa: if b != a: m[a] = True for i in range(b, a): x....
output
1
24,222
5
48,445
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given a sequence a consisting of n integers. Find the maximum possible value of <image> (integer remainder of ai divided by aj), where 1 ≤ i, j ≤ n and ai ≥ aj. Input The first line co...
instruction
0
24,224
5
48,448
Yes
output
1
24,224
5
48,449
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given a sequence a consisting of n integers. Find the maximum possible value of <image> (integer remainder of ai divided by aj), where 1 ≤ i, j ≤ n and ai ≥ aj. Input The first line co...
instruction
0
24,225
5
48,450
Yes
output
1
24,225
5
48,451
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given a sequence a consisting of n integers. Find the maximum possible value of <image> (integer remainder of ai divided by aj), where 1 ≤ i, j ≤ n and ai ≥ aj. Input The first line co...
instruction
0
24,226
5
48,452
Yes
output
1
24,226
5
48,453
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given a sequence a consisting of n integers. Find the maximum possible value of <image> (integer remainder of ai divided by aj), where 1 ≤ i, j ≤ n and ai ≥ aj. Input The first line co...
instruction
0
24,227
5
48,454
Yes
output
1
24,227
5
48,455