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Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp has created his own training plan to prepare for the programming contests. He will train for n days, all days are numbered from 1 to n, beginning from the first. On the i-th day Polycarp will necessarily solve a_i problems. One eve...
instruction
0
88,116
24
176,232
Tags: implementation Correct Solution: ``` n = int(input()) a = list(map(int,input().split())) e = sum(a)/2 k=0 i=0 while (k<e): k+=a[i] i+=1 print(i) ```
output
1
88,116
24
176,233
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp has created his own training plan to prepare for the programming contests. He will train for n days, all days are numbered from 1 to n, beginning from the first. On the i-th day Polycarp will necessarily solve a_i problems. One eve...
instruction
0
88,117
24
176,234
Tags: implementation Correct Solution: ``` n = int(input()) a = [float(i) for i in input().split(' ')] threshold = sum(a) / 2 temp = 0 for i in range(n): temp += a[i] if temp >= threshold: print(i + 1) break ```
output
1
88,117
24
176,235
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp has created his own training plan to prepare for the programming contests. He will train for n days, all days are numbered from 1 to n, beginning from the first. On the i-th day Polycarp will necessarily solve a_i problems. One eve...
instruction
0
88,118
24
176,236
Tags: implementation Correct Solution: ``` from math import ceil n = int(input()) A = list(map(int, input().split())) e = ceil(sum(A) / 2) s = 0 i = 0 while s < e: s += A[i] i += 1 print(i) ```
output
1
88,118
24
176,237
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp has created his own training plan to prepare for the programming contests. He will train for n days, all days are numbered from 1 to n, beginning from the first. On the i-th day Polycarp will necessarily solve a_i problems. One eve...
instruction
0
88,119
24
176,238
Tags: implementation Correct Solution: ``` import bisect days = int(input()) problems = list(map(int, input().split(' ')[:days])) prev = 0 for i in range(len(problems)): problems[i] += prev prev = problems[i] x = bisect.bisect_left(problems, problems[len(problems) - 1]//2) if 2*problems[x] - problems[len(proble...
output
1
88,119
24
176,239
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp has created his own training plan to prepare for the programming contests. He will train for n days, all days are numbered from 1 to n, beginning from the first. On the i-th day Polycarp will necessarily solve a_i problems. One eve...
instruction
0
88,120
24
176,240
Tags: implementation Correct Solution: ``` def main(): n = int(input()) a = list(map(int,input().split())) sigma = sum(a) su = 0 for i in range(n): su +=a[i] if(su*2 >= sigma): print(i+1) break main() ```
output
1
88,120
24
176,241
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp has created his own training plan to prepare for the programming contests. He will train for n days, all days are numbered from 1 to n, beginning from the first. On the i-th day Polycarp will necessarily solve a_i problems. One eve...
instruction
0
88,121
24
176,242
Tags: implementation Correct Solution: ``` def main(): input() data=list(map(int,input().split())) data_r=0 equator=sum(data)/2 for i in range(len(data)): data_r+=data[i] if data_r>=equator: print(i+1) break if __name__=="__main__": main() ```
output
1
88,121
24
176,243
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp has created his own training plan to prepare for the programming contests. He will train for n days, all days are numbered from 1 to n, beginning from the first. On the i-th day Polycarp will necessarily solve a_i problems. One eve...
instruction
0
88,122
24
176,244
Tags: implementation Correct Solution: ``` n = int(input()) tasks = list(map(int, input().split())) s = sum(tasks) ans, now = 0, 0 while 2 * now < s: ans, now = ans + 1, now + tasks[ans] print(ans) ```
output
1
88,122
24
176,245
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp has created his own training plan to prepare for the programming contests. He will train for n days, all days are numbered from 1 to n, beginning from the first. On the i-th day Polyca...
instruction
0
88,123
24
176,246
Yes
output
1
88,123
24
176,247
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp has created his own training plan to prepare for the programming contests. He will train for n days, all days are numbered from 1 to n, beginning from the first. On the i-th day Polyca...
instruction
0
88,124
24
176,248
Yes
output
1
88,124
24
176,249
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp has created his own training plan to prepare for the programming contests. He will train for n days, all days are numbered from 1 to n, beginning from the first. On the i-th day Polyca...
instruction
0
88,125
24
176,250
Yes
output
1
88,125
24
176,251
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp has created his own training plan to prepare for the programming contests. He will train for n days, all days are numbered from 1 to n, beginning from the first. On the i-th day Polyca...
instruction
0
88,126
24
176,252
Yes
output
1
88,126
24
176,253
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp has created his own training plan to prepare for the programming contests. He will train for n days, all days are numbered from 1 to n, beginning from the first. On the i-th day Polyca...
instruction
0
88,127
24
176,254
No
output
1
88,127
24
176,255
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp has created his own training plan to prepare for the programming contests. He will train for n days, all days are numbered from 1 to n, beginning from the first. On the i-th day Polyca...
instruction
0
88,128
24
176,256
No
output
1
88,128
24
176,257
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp has created his own training plan to prepare for the programming contests. He will train for n days, all days are numbered from 1 to n, beginning from the first. On the i-th day Polyca...
instruction
0
88,129
24
176,258
No
output
1
88,129
24
176,259
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp has created his own training plan to prepare for the programming contests. He will train for n days, all days are numbered from 1 to n, beginning from the first. On the i-th day Polyca...
instruction
0
88,130
24
176,260
No
output
1
88,130
24
176,261
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarpus got hold of a family tree. The found tree describes the family relations of n people, numbered from 1 to n. Every person in this tree has at most one direct ancestor. Also, each perso...
instruction
0
88,697
24
177,394
No
output
1
88,697
24
177,395
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarpus got hold of a family tree. The found tree describes the family relations of n people, numbered from 1 to n. Every person in this tree has at most one direct ancestor. Also, each perso...
instruction
0
88,698
24
177,396
No
output
1
88,698
24
177,397
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarpus got hold of a family tree. The found tree describes the family relations of n people, numbered from 1 to n. Every person in this tree has at most one direct ancestor. Also, each perso...
instruction
0
88,699
24
177,398
No
output
1
88,699
24
177,399
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp is wondering about buying a new computer, which costs c tugriks. To do this, he wants to get a job as a programmer in a big company. There are n positions in Polycarp's company, numbered starting from one. An employee in position i...
instruction
0
89,544
24
179,088
Tags: brute force, dp, greedy, implementation Correct Solution: ``` from sys import stdin from math import ceil def updiv(a, b): if a % b == 0: return a // b else: return a // b + 1 t = int(stdin.readline()) for _ in range(t): n, c = map(int, stdin.readline().split()) a = [int(x) for ...
output
1
89,544
24
179,089
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp is wondering about buying a new computer, which costs c tugriks. To do this, he wants to get a job as a programmer in a big company. There are n positions in Polycarp's company, numbered starting from one. An employee in position i...
instruction
0
89,545
24
179,090
Tags: brute force, dp, greedy, implementation Correct Solution: ``` rn=lambda:int(input()) rns=lambda:map(int,input().split()) rl=lambda:list(map(int,input().split())) rs=lambda:input() YN=lambda x:print('YES') if x else print('NO') mod=10**9+7 from math import ceil for _ in range(rn()): n,c=rns() a=rl() b...
output
1
89,545
24
179,091
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp is wondering about buying a new computer, which costs c tugriks. To do this, he wants to get a job as a programmer in a big company. There are n positions in Polycarp's company, numbered starting from one. An employee in position i...
instruction
0
89,546
24
179,092
Tags: brute force, dp, greedy, implementation Correct Solution: ``` def solve(n, c, a, b): ds = [-1] * n s = 0 d = 0 ds[0] = -(-c // a[0]) for i in range(n - 1): if s >= b[i]: s -= b[i] d += 1 else: dd = -(-(b[i] - s) // a[i]) d += dd +...
output
1
89,546
24
179,093
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp is wondering about buying a new computer, which costs c tugriks. To do this, he wants to get a job as a programmer in a big company. There are n positions in Polycarp's company, numbered starting from one. An employee in position i...
instruction
0
89,547
24
179,094
Tags: brute force, dp, greedy, implementation Correct Solution: ``` import os import sys from io import BytesIO, IOBase BUFSIZE = 8192 class FastIO(IOBase): newlines = 0 def __init__(self, file): self._fd = file.fileno() self.buffer = BytesIO() self.writable = "x" in file.mode or "r" not...
output
1
89,547
24
179,095
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp is wondering about buying a new computer, which costs c tugriks. To do this, he wants to get a job as a programmer in a big company. There are n positions in Polycarp's company, numbered starting from one. An employee in position i...
instruction
0
89,548
24
179,096
Tags: brute force, dp, greedy, implementation Correct Solution: ``` # Legends Always Come Up with Solution # Author: Manvir Singh import os import sys from io import BytesIO, IOBase from math import inf def main(): for _ in range(int(input())): n, c = map(int, input().split()) a = list(map(int, in...
output
1
89,548
24
179,097
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp is wondering about buying a new computer, which costs c tugriks. To do this, he wants to get a job as a programmer in a big company. There are n positions in Polycarp's company, numbered starting from one. An employee in position i...
instruction
0
89,549
24
179,098
Tags: brute force, dp, greedy, implementation Correct Solution: ``` from sys import stdin, stdout import math def education(n, c, a_a, b_a): r = 2**63-1 m = 0 d = 0 for i in range(n): if m > c: r = min(r, d) else: r = min(r, d + math.ceil((c - m) / a_a[i])) ...
output
1
89,549
24
179,099
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp is wondering about buying a new computer, which costs c tugriks. To do this, he wants to get a job as a programmer in a big company. There are n positions in Polycarp's company, numbered starting from one. An employee in position i...
instruction
0
89,550
24
179,100
Tags: brute force, dp, greedy, implementation Correct Solution: ``` import math def solve(a, b, n, m): time = [0] * n ost = [0] * n for i in range(1, n): time_on_current_curs = max(math.ceil((b[i - 1] - ost[i - 1]) / a[i - 1]), 0) time[i] = time[i - 1] + time_on_current_curs + 1 o...
output
1
89,550
24
179,101
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp is wondering about buying a new computer, which costs c tugriks. To do this, he wants to get a job as a programmer in a big company. There are n positions in Polycarp's company, numbered starting from one. An employee in position i...
instruction
0
89,551
24
179,102
Tags: brute force, dp, greedy, implementation Correct Solution: ``` import math for t in range(int(input())): n, c = [int(x) for x in input().split()] a = [int(x) for x in input().split()] b = [int(x) for x in input().split()] b.append(0) days = 10**10 dol = 0 k = 0 for i in range(n):...
output
1
89,551
24
179,103
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp is wondering about buying a new computer, which costs c tugriks. To do this, he wants to get a job as a programmer in a big company. There are n positions in Polycarp's company, number...
instruction
0
89,552
24
179,104
Yes
output
1
89,552
24
179,105
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp is wondering about buying a new computer, which costs c tugriks. To do this, he wants to get a job as a programmer in a big company. There are n positions in Polycarp's company, number...
instruction
0
89,553
24
179,106
Yes
output
1
89,553
24
179,107
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp is wondering about buying a new computer, which costs c tugriks. To do this, he wants to get a job as a programmer in a big company. There are n positions in Polycarp's company, number...
instruction
0
89,554
24
179,108
Yes
output
1
89,554
24
179,109
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp is wondering about buying a new computer, which costs c tugriks. To do this, he wants to get a job as a programmer in a big company. There are n positions in Polycarp's company, number...
instruction
0
89,555
24
179,110
Yes
output
1
89,555
24
179,111
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp is wondering about buying a new computer, which costs c tugriks. To do this, he wants to get a job as a programmer in a big company. There are n positions in Polycarp's company, number...
instruction
0
89,556
24
179,112
No
output
1
89,556
24
179,113
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp is wondering about buying a new computer, which costs c tugriks. To do this, he wants to get a job as a programmer in a big company. There are n positions in Polycarp's company, number...
instruction
0
89,557
24
179,114
No
output
1
89,557
24
179,115
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp is wondering about buying a new computer, which costs c tugriks. To do this, he wants to get a job as a programmer in a big company. There are n positions in Polycarp's company, number...
instruction
0
89,558
24
179,116
No
output
1
89,558
24
179,117
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp is wondering about buying a new computer, which costs c tugriks. To do this, he wants to get a job as a programmer in a big company. There are n positions in Polycarp's company, number...
instruction
0
89,559
24
179,118
No
output
1
89,559
24
179,119
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarpus plays with red and blue marbles. He put n marbles from the left to the right in a row. As it turned out, the marbles form a zebroid. A non-empty sequence of red and blue marbles is a zebroid, if the colors of the marbles in this ...
instruction
0
89,569
24
179,138
Tags: dp, math Correct Solution: ``` #Code by Sounak, IIESTS #------------------------------warmup---------------------------- import os import sys import math from io import BytesIO, IOBase from fractions import Fraction import collections from itertools import permutations #from collections import defaultdict from c...
output
1
89,569
24
179,139
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarpus plays with red and blue marbles. He put n marbles from the left to the right in a row. As it turned out, the marbles form a zebroid. A non-empty sequence of red and blue marbles is a zebroid, if the colors of the marbles in this ...
instruction
0
89,570
24
179,140
Tags: dp, math Correct Solution: ``` from queue import PriorityQueue from queue import Queue import math from collections import * import sys import operator as op from functools import reduce # sys.setrecursionlimit(10 ** 6) MOD = int(1e9 + 7) input = sys.stdin.readline def ii(): return list(map(int, input().strip()....
output
1
89,570
24
179,141
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarpus plays with red and blue marbles. He put n marbles from the left to the right in a row. As it turned out, the marbles form a zebroid. A non-empty sequence of red and blue marbles is a zebroid, if the colors of the marbles in this ...
instruction
0
89,571
24
179,142
Tags: dp, math Correct Solution: ``` n=int(input()) a,b=0,0 for i in range(n): if i%2==0:a+=b+1 else:b+=a+1 a,b=a%1000000007,b%1000000007 print((a+b)%1000000007) ```
output
1
89,571
24
179,143
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarpus plays with red and blue marbles. He put n marbles from the left to the right in a row. As it turned out, the marbles form a zebroid. A non-empty sequence of red and blue marbles is a zebroid, if the colors of the marbles in this ...
instruction
0
89,572
24
179,144
Tags: dp, math Correct Solution: ``` n=int(input()) a=[1,1] for i in range(n): a[i%2]+=a[1-i%2]%1000000007 print((sum(a)-2)%1000000007) ```
output
1
89,572
24
179,145
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarpus plays with red and blue marbles. He put n marbles from the left to the right in a row. As it turned out, the marbles form a zebroid. A non-empty sequence of red and blue marbles is a zebroid, if the colors of the marbles in this ...
instruction
0
89,573
24
179,146
Tags: dp, math Correct Solution: ``` n = int(input()) m = int(1e9 + 7) u, v = 0, 1 for _ in range(n - 1): u, v = v, (u + v + 2) % m print(v) ```
output
1
89,573
24
179,147
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarpus plays with red and blue marbles. He put n marbles from the left to the right in a row. As it turned out, the marbles form a zebroid. A non-empty sequence of red and blue marbles is a zebroid, if the colors of the marbles in this ...
instruction
0
89,574
24
179,148
Tags: dp, math Correct Solution: ``` l = [0,1,3] for i in range(10 ** 6): l.append((l[-1] * 2 - l[-3]) % (10 ** 9 + 7)) print(l[int(input())]) ```
output
1
89,574
24
179,149
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarpus plays with red and blue marbles. He put n marbles from the left to the right in a row. As it turned out, the marbles form a zebroid. A non-empty sequence of red and blue marbles is a zebroid, if the colors of the marbles in this ...
instruction
0
89,575
24
179,150
Tags: dp, math Correct Solution: ``` n = int(input()) mod = 10**9 + 7 dp = {} for i in range(n): dp[i] = {} if i == 0: dp[i][0], dp[i][1] = 1, 0 else: dp[i][i%2] = (1 + dp[i -1][i%2] + dp[i - 1][1 - i%2])%mod dp[i][1 - i%2] = dp[i - 1][1 - i%2] print((dp[n - 1][0] + dp[n...
output
1
89,575
24
179,151
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarpus plays with red and blue marbles. He put n marbles from the left to the right in a row. As it turned out, the marbles form a zebroid. A non-empty sequence of red and blue marbles is a zebroid, if the colors of the marbles in this ...
instruction
0
89,576
24
179,152
Tags: dp, math Correct Solution: ``` n = int(input()) if n != 1 : array = [1 for k in range(n+1)] array[1] = 1 array[2] = 2 sumi = 3 for k in range(3,n+1) : array[k] = array[k-1] + array[k-2] %int(1e9 +7) sumi += array[k] %int(1e9 +7) print(sumi %int(1e9 +7)) else : p...
output
1
89,576
24
179,153
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarpus plays with red and blue marbles. He put n marbles from the left to the right in a row. As it turned out, the marbles form a zebroid. A non-empty sequence of red and blue marbles is a...
instruction
0
89,577
24
179,154
Yes
output
1
89,577
24
179,155
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarpus plays with red and blue marbles. He put n marbles from the left to the right in a row. As it turned out, the marbles form a zebroid. A non-empty sequence of red and blue marbles is a...
instruction
0
89,578
24
179,156
Yes
output
1
89,578
24
179,157
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarpus plays with red and blue marbles. He put n marbles from the left to the right in a row. As it turned out, the marbles form a zebroid. A non-empty sequence of red and blue marbles is a...
instruction
0
89,579
24
179,158
Yes
output
1
89,579
24
179,159
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarpus plays with red and blue marbles. He put n marbles from the left to the right in a row. As it turned out, the marbles form a zebroid. A non-empty sequence of red and blue marbles is a...
instruction
0
89,580
24
179,160
Yes
output
1
89,580
24
179,161
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarpus plays with red and blue marbles. He put n marbles from the left to the right in a row. As it turned out, the marbles form a zebroid. A non-empty sequence of red and blue marbles is a...
instruction
0
89,581
24
179,162
No
output
1
89,581
24
179,163
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarpus plays with red and blue marbles. He put n marbles from the left to the right in a row. As it turned out, the marbles form a zebroid. A non-empty sequence of red and blue marbles is a...
instruction
0
89,582
24
179,164
No
output
1
89,582
24
179,165
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarpus plays with red and blue marbles. He put n marbles from the left to the right in a row. As it turned out, the marbles form a zebroid. A non-empty sequence of red and blue marbles is a...
instruction
0
89,583
24
179,166
No
output
1
89,583
24
179,167
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarpus plays with red and blue marbles. He put n marbles from the left to the right in a row. As it turned out, the marbles form a zebroid. A non-empty sequence of red and blue marbles is a...
instruction
0
89,584
24
179,168
No
output
1
89,584
24
179,169