message
stringlengths
2
16.2k
message_type
stringclasses
2 values
message_id
int64
0
1
conversation_id
int64
575
109k
cluster
float64
16
16
__index_level_0__
int64
1.15k
217k
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. N Snukes called Snuke 1, Snuke 2, ..., Snuke N live in a town. There are K kinds of snacks sold in this town, called Snack 1, Snack 2, ..., Snack K. The following d_i Snukes have Snack i: Snuke...
instruction
0
78,889
16
157,778
No
output
1
78,889
16
157,779
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. N Snukes called Snuke 1, Snuke 2, ..., Snuke N live in a town. There are K kinds of snacks sold in this town, called Snack 1, Snack 2, ..., Snack K. The following d_i Snukes have Snack i: Snuke...
instruction
0
78,890
16
157,780
No
output
1
78,890
16
157,781
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. N Snukes called Snuke 1, Snuke 2, ..., Snuke N live in a town. There are K kinds of snacks sold in this town, called Snack 1, Snack 2, ..., Snack K. The following d_i Snukes have Snack i: Snuke...
instruction
0
78,891
16
157,782
No
output
1
78,891
16
157,783
Provide a correct Python 3 solution for this coding contest problem. Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the beginning is position 1). You are given a sequence b of l...
instruction
0
78,924
16
157,848
"Correct Solution: ``` n=int(input()) b=list(map(int,input().split())) ans=[0]*n t=0 while t<n: res=t for i in range(n-t): if b[n-t-1-i]==n-t-i: ans[t]=b[n-t-1-i] b.remove(b[n-t-1-i]) t+=1 break if t==res: print(-1) exit() for i in range(n): print(ans[n-1-i]) ```
output
1
78,924
16
157,849
Provide a correct Python 3 solution for this coding contest problem. Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the beginning is position 1). You are given a sequence b of l...
instruction
0
78,925
16
157,850
"Correct Solution: ``` n,*b=map(int,open(0).read().split()) b=[0]+b ans=[] for i in range(n): for i in range(len(b)-1,0,-1): if i==b[i]: ans.append(b.pop(i)) break else: print(-1) exit() for i in ans[::-1]: print(i) ```
output
1
78,925
16
157,851
Provide a correct Python 3 solution for this coding contest problem. Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the beginning is position 1). You are given a sequence b of l...
instruction
0
78,926
16
157,852
"Correct Solution: ``` N = int(input()) B = [int(i) for i in input().split()] result = [] for i in range(N): for j in range(N - i - 1, -1, -1): if j + 1 == B[j]: result.insert(0, B.pop(j)) break else: print(-1) quit() for ri in result: print(ri) ```
output
1
78,926
16
157,853
Provide a correct Python 3 solution for this coding contest problem. Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the beginning is position 1). You are given a sequence b of l...
instruction
0
78,927
16
157,854
"Correct Solution: ``` n=int(input()) b=[int(i) for i in input().split()] c=[] for _ in range(n): for i in range(len(b)-1,-1,-1): if i+1==b[i]: del b[i] c.append(i+1) break else: print(-1) exit() for i in c[::-1]: print(i) ```
output
1
78,927
16
157,855
Provide a correct Python 3 solution for this coding contest problem. Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the beginning is position 1). You are given a sequence b of l...
instruction
0
78,928
16
157,856
"Correct Solution: ``` n = int(input()) b= list(map(int, input().split())) v = [] while b: x = -1 for i in range(len(b)): if b[i] == i + 1: x = i if x == -1: print(-1) exit() v.append(b[x]) del b[x] for e in reversed(v): print(e) ```
output
1
78,928
16
157,857
Provide a correct Python 3 solution for this coding contest problem. Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the beginning is position 1). You are given a sequence b of l...
instruction
0
78,929
16
157,858
"Correct Solution: ``` n=int(input()) l=list(map(int,input().split())) b=[] for i in range(n): for j in range(n-i)[::-1]: if l[j]==j+1: del l[j] b.append(j+1) break else: print(-1) exit() print(*b[::-1],sep="\n") ```
output
1
78,929
16
157,859
Provide a correct Python 3 solution for this coding contest problem. Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the beginning is position 1). You are given a sequence b of l...
instruction
0
78,930
16
157,860
"Correct Solution: ``` import sys N = int(input()) A = list(map(int,input().split())) for n in range(N): if A[n] > n+1: print(-1) sys.exit() ans = [] while A != []: tmp = 0 for p in range(len(A)): if A[p] == p+1: tmp = p ans.insert(0,A.pop(tmp)) for x in ans: print(x) ```
output
1
78,930
16
157,861
Provide a correct Python 3 solution for this coding contest problem. Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the beginning is position 1). You are given a sequence b of l...
instruction
0
78,931
16
157,862
"Correct Solution: ``` N = int(input()) B = [int(i) for i in input().split()] result = [] for bi in B: if bi - 1 > len(result): print(-1) quit() result.insert(bi - 1, bi) for ri in result: print(ri) ```
output
1
78,931
16
157,863
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the be...
instruction
0
78,932
16
157,864
Yes
output
1
78,932
16
157,865
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the be...
instruction
0
78,933
16
157,866
Yes
output
1
78,933
16
157,867
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the be...
instruction
0
78,934
16
157,868
Yes
output
1
78,934
16
157,869
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the be...
instruction
0
78,935
16
157,870
Yes
output
1
78,935
16
157,871
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the be...
instruction
0
78,936
16
157,872
No
output
1
78,936
16
157,873
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the be...
instruction
0
78,937
16
157,874
No
output
1
78,937
16
157,875
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the be...
instruction
0
78,938
16
157,876
No
output
1
78,938
16
157,877
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the be...
instruction
0
78,939
16
157,878
No
output
1
78,939
16
157,879
Provide a correct Python 3 solution for this coding contest problem. Snuke has N integers. Among them, the smallest is A, and the largest is B. We are interested in the sum of those N integers. How many different possible sums there are? Constraints * 1 ≤ N,A,B ≤ 10^9 * A and B are integers. Input Input is given f...
instruction
0
78,977
16
157,954
"Correct Solution: ``` N,A,B = map(int,input().split()) print(max((N-1)*B+A-(N-1)*A-B+1,0)) ```
output
1
78,977
16
157,955
Provide a correct Python 3 solution for this coding contest problem. Snuke has N integers. Among them, the smallest is A, and the largest is B. We are interested in the sum of those N integers. How many different possible sums there are? Constraints * 1 ≤ N,A,B ≤ 10^9 * A and B are integers. Input Input is given f...
instruction
0
78,978
16
157,956
"Correct Solution: ``` n, a, b = map(int, input().split()) min_a_b = a * (n-1) + b max_a_b = a + b * (n-1) print(max(0, max_a_b - min_a_b + 1)) ```
output
1
78,978
16
157,957
Provide a correct Python 3 solution for this coding contest problem. Snuke has N integers. Among them, the smallest is A, and the largest is B. We are interested in the sum of those N integers. How many different possible sums there are? Constraints * 1 ≤ N,A,B ≤ 10^9 * A and B are integers. Input Input is given f...
instruction
0
78,979
16
157,958
"Correct Solution: ``` n,a,b=map(int,input().split()) n-=2;print(max(b*n-a*n+1,0)) ```
output
1
78,979
16
157,959
Provide a correct Python 3 solution for this coding contest problem. Snuke has N integers. Among them, the smallest is A, and the largest is B. We are interested in the sum of those N integers. How many different possible sums there are? Constraints * 1 ≤ N,A,B ≤ 10^9 * A and B are integers. Input Input is given f...
instruction
0
78,980
16
157,960
"Correct Solution: ``` N, A, B = map(int, input().split()) maxi = A + B*(N-1) mini = A*(N-1) + B print(max(0, maxi-mini+1)) ```
output
1
78,980
16
157,961
Provide a correct Python 3 solution for this coding contest problem. Snuke has N integers. Among them, the smallest is A, and the largest is B. We are interested in the sum of those N integers. How many different possible sums there are? Constraints * 1 ≤ N,A,B ≤ 10^9 * A and B are integers. Input Input is given f...
instruction
0
78,981
16
157,962
"Correct Solution: ``` #A問題 N,A,B = map(int,input().split()) dif = B-A n = N-2 print(max(n*dif+1,0)) ```
output
1
78,981
16
157,963
Provide a correct Python 3 solution for this coding contest problem. Snuke has N integers. Among them, the smallest is A, and the largest is B. We are interested in the sum of those N integers. How many different possible sums there are? Constraints * 1 ≤ N,A,B ≤ 10^9 * A and B are integers. Input Input is given f...
instruction
0
78,982
16
157,964
"Correct Solution: ``` N,A,B=map(int, input().split()) if N==1: print(int(A==B)) elif A>B: print(0) else: print((N-2)*(B-A)+1) ```
output
1
78,982
16
157,965
Provide a correct Python 3 solution for this coding contest problem. Snuke has N integers. Among them, the smallest is A, and the largest is B. We are interested in the sum of those N integers. How many different possible sums there are? Constraints * 1 ≤ N,A,B ≤ 10^9 * A and B are integers. Input Input is given f...
instruction
0
78,983
16
157,966
"Correct Solution: ``` N, A, B = map(int, input().split()) hi = A + B * (N-1) lo = B + A * (N-1) print(max(hi - lo + 1, 0)) ```
output
1
78,983
16
157,967
Provide a correct Python 3 solution for this coding contest problem. Snuke has N integers. Among them, the smallest is A, and the largest is B. We are interested in the sum of those N integers. How many different possible sums there are? Constraints * 1 ≤ N,A,B ≤ 10^9 * A and B are integers. Input Input is given f...
instruction
0
78,984
16
157,968
"Correct Solution: ``` n,a,b = map(int,input().split()) print(max(0,(n-1)*b + a - ((n-1)*a + b) + 1)) ```
output
1
78,984
16
157,969
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke has N integers. Among them, the smallest is A, and the largest is B. We are interested in the sum of those N integers. How many different possible sums there are? Constraints * 1 ≤ N,A,B...
instruction
0
78,985
16
157,970
Yes
output
1
78,985
16
157,971
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke has N integers. Among them, the smallest is A, and the largest is B. We are interested in the sum of those N integers. How many different possible sums there are? Constraints * 1 ≤ N,A,B...
instruction
0
78,986
16
157,972
Yes
output
1
78,986
16
157,973
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke has N integers. Among them, the smallest is A, and the largest is B. We are interested in the sum of those N integers. How many different possible sums there are? Constraints * 1 ≤ N,A,B...
instruction
0
78,987
16
157,974
Yes
output
1
78,987
16
157,975
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke has N integers. Among them, the smallest is A, and the largest is B. We are interested in the sum of those N integers. How many different possible sums there are? Constraints * 1 ≤ N,A,B...
instruction
0
78,988
16
157,976
Yes
output
1
78,988
16
157,977
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke has N integers. Among them, the smallest is A, and the largest is B. We are interested in the sum of those N integers. How many different possible sums there are? Constraints * 1 ≤ N,A,B...
instruction
0
78,989
16
157,978
No
output
1
78,989
16
157,979
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke has N integers. Among them, the smallest is A, and the largest is B. We are interested in the sum of those N integers. How many different possible sums there are? Constraints * 1 ≤ N,A,B...
instruction
0
78,990
16
157,980
No
output
1
78,990
16
157,981
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke has N integers. Among them, the smallest is A, and the largest is B. We are interested in the sum of those N integers. How many different possible sums there are? Constraints * 1 ≤ N,A,B...
instruction
0
78,991
16
157,982
No
output
1
78,991
16
157,983
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke has N integers. Among them, the smallest is A, and the largest is B. We are interested in the sum of those N integers. How many different possible sums there are? Constraints * 1 ≤ N,A,B...
instruction
0
78,992
16
157,984
No
output
1
78,992
16
157,985
Provide a correct Python 3 solution for this coding contest problem. Snuke stands on a number line. He has L ears, and he will walk along the line continuously under the following conditions: * He never visits a point with coordinate less than 0, or a point with coordinate greater than L. * He starts walking at a poi...
instruction
0
80,654
16
161,308
"Correct Solution: ``` n = int(input()) a = [int(input()) for i in range(n)] # 0区間、偶数区間(2以上)、奇数区間、偶数区間(2以上)、0区間 dp = [[0] * (5) for i in range(n + 1)] for i in range(n): dp[i + 1][0] = dp[i][0] + a[i] dp[i + 1][1] = min(dp[i][0:2]) + (a[i] % 2) if a[i] == 0: dp[i + 1][1] += 2 dp[i + ...
output
1
80,654
16
161,309
Provide a correct Python 3 solution for this coding contest problem. Snuke stands on a number line. He has L ears, and he will walk along the line continuously under the following conditions: * He never visits a point with coordinate less than 0, or a point with coordinate greater than L. * He starts walking at a poi...
instruction
0
80,655
16
161,310
"Correct Solution: ``` l = int(input()) a = [int(input()) for _ in range(l)] a.insert(0, 0) dp = [[1000000] * (l + 1) for _ in range(4)] for i in range(4): dp[i][0] = 0 for i in range(1, l + 1): dp[0][i] = dp[0][i - 1] + a[i] for i in range(1, 4): for j in range(1, l + 1): if i == 2: x =...
output
1
80,655
16
161,311
Provide a correct Python 3 solution for this coding contest problem. Snuke stands on a number line. He has L ears, and he will walk along the line continuously under the following conditions: * He never visits a point with coordinate less than 0, or a point with coordinate greater than L. * He starts walking at a poi...
instruction
0
80,656
16
161,312
"Correct Solution: ``` #!/usr/bin/env python3 import sys sys.setrecursionlimit(10 ** 8) ni = lambda: int(sys.stdin.readline()) nm = lambda: map(int, sys.stdin.readline().split()) nl = lambda: list(nm()) ns = lambda: sys.stdin.readline().rstrip() L = ni() # odd => 0, even => 1 A = [ni() for _ in range(L)] assert len(A...
output
1
80,656
16
161,313
Provide a correct Python 3 solution for this coding contest problem. Snuke stands on a number line. He has L ears, and he will walk along the line continuously under the following conditions: * He never visits a point with coordinate less than 0, or a point with coordinate greater than L. * He starts walking at a poi...
instruction
0
80,657
16
161,314
"Correct Solution: ``` l = int(input()) a = [int(input()) for _ in range(l)] dp = [[0]*5 for _ in range(l)] if a[0] == 0: dp[0] = [a[0],2,1,2,a[0]] elif a[0]%2 == 0: dp[0] = [a[0],0,1,0,a[0]] else: dp[0] = [a[0],1,0,1,a[0]] for i in range(1,l): dp[i][0] = dp[i-1][0]+a[i] dp[i][2] = min(dp[i-1][0:...
output
1
80,657
16
161,315
Provide a correct Python 3 solution for this coding contest problem. Snuke stands on a number line. He has L ears, and he will walk along the line continuously under the following conditions: * He never visits a point with coordinate less than 0, or a point with coordinate greater than L. * He starts walking at a poi...
instruction
0
80,658
16
161,316
"Correct Solution: ``` def main(): l = int(input()) nums = [int(input()) for _ in range(l)] dp = [[0 for _ in range(5)] for _ in range(l + 1)] for i in range(l): dp[i + 1][0] = dp[i][0] + nums[i] dp[i + 1][1] = min(dp[i][:2]) + (nums[i] % 2 if nums[i] != 0 else 2) dp[i + 1][2] =...
output
1
80,658
16
161,317
Provide a correct Python 3 solution for this coding contest problem. Snuke stands on a number line. He has L ears, and he will walk along the line continuously under the following conditions: * He never visits a point with coordinate less than 0, or a point with coordinate greater than L. * He starts walking at a poi...
instruction
0
80,659
16
161,318
"Correct Solution: ``` #https://atcoder.jp/contests/yahoo-procon2019-qual/tasks/yahoo_procon2019_qual_d #2019-02-10 #DP L = int(input()) A = [int(input()) for i in range(L)] DP = [[float("inf") for i in range(5)] for j in range(L+1)] for i in range(5): DP[0][i] = 0 def cost(s, i, A): if s == 0 or s == 4: ...
output
1
80,659
16
161,319
Provide a correct Python 3 solution for this coding contest problem. Snuke stands on a number line. He has L ears, and he will walk along the line continuously under the following conditions: * He never visits a point with coordinate less than 0, or a point with coordinate greater than L. * He starts walking at a poi...
instruction
0
80,660
16
161,320
"Correct Solution: ``` import sys input = sys.stdin.readline N = int(input()) A = [int(input()) for _ in range(N)] dp = [[0]*5 for _ in range(N+1)] for i, a in enumerate(A): b = a%2 if a > 0 else 2 dp[i+1][0] = dp[i][0] + a dp[i+1][1] = min(dp[i][1], dp[i][0]) + b dp[i+1][2] = min([dp[i][2], dp[i][1]...
output
1
80,660
16
161,321
Provide a correct Python 3 solution for this coding contest problem. Snuke stands on a number line. He has L ears, and he will walk along the line continuously under the following conditions: * He never visits a point with coordinate less than 0, or a point with coordinate greater than L. * He starts walking at a poi...
instruction
0
80,661
16
161,322
"Correct Solution: ``` L=int(input()) A=[int(input()) for _ in range(L)] dp=[[0 for _ in range(5)] for _ in range(L+1)] for i in range(1,L+1): a=A[i-1] back = a%2 if a>0 else 2 through = (a+1)%2 dp[i][0]=dp[i-1][0]+a dp[i][1]=min(dp[i-1][0:2])+back dp[i][2]=min(dp[i-1][0:3])+through dp[i]...
output
1
80,661
16
161,323
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke stands on a number line. He has L ears, and he will walk along the line continuously under the following conditions: * He never visits a point with coordinate less than 0, or a point with...
instruction
0
80,662
16
161,324
Yes
output
1
80,662
16
161,325
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke stands on a number line. He has L ears, and he will walk along the line continuously under the following conditions: * He never visits a point with coordinate less than 0, or a point with...
instruction
0
80,663
16
161,326
Yes
output
1
80,663
16
161,327
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke stands on a number line. He has L ears, and he will walk along the line continuously under the following conditions: * He never visits a point with coordinate less than 0, or a point with...
instruction
0
80,664
16
161,328
Yes
output
1
80,664
16
161,329
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke stands on a number line. He has L ears, and he will walk along the line continuously under the following conditions: * He never visits a point with coordinate less than 0, or a point with...
instruction
0
80,665
16
161,330
Yes
output
1
80,665
16
161,331
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke stands on a number line. He has L ears, and he will walk along the line continuously under the following conditions: * He never visits a point with coordinate less than 0, or a point with...
instruction
0
80,666
16
161,332
No
output
1
80,666
16
161,333
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke stands on a number line. He has L ears, and he will walk along the line continuously under the following conditions: * He never visits a point with coordinate less than 0, or a point with...
instruction
0
80,667
16
161,334
No
output
1
80,667
16
161,335
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Snuke stands on a number line. He has L ears, and he will walk along the line continuously under the following conditions: * He never visits a point with coordinate less than 0, or a point with...
instruction
0
80,668
16
161,336
No
output
1
80,668
16
161,337