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Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Today is the birthday of Mr. Bon Vivant, who is known as one of the greatest patissiers in the world. Those who are invited to his birthday party are gourmets from around the world. They are eag...
instruction
0
75,848
9
151,696
No
output
1
75,848
9
151,697
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Today is the birthday of Mr. Bon Vivant, who is known as one of the greatest patissiers in the world. Those who are invited to his birthday party are gourmets from around the world. They are eag...
instruction
0
75,849
9
151,698
No
output
1
75,849
9
151,699
Provide a correct Python 3 solution for this coding contest problem. Rng is baking cookies. Initially, he can bake one cookie per second. He can also eat the cookies baked by himself. When there are x cookies not yet eaten, he can choose to eat all those cookies. After he finishes eating those cookies, the number of...
instruction
0
76,577
9
153,154
"Correct Solution: ``` def fast_pow(x, y): if y == 0: return 1 p = fast_pow(x, y // 2) p = p * p if y % 2: p = p * x return p n, a = list(map(int, input().split())) maxM = 1 d = 1 while n >= d: maxM += 1 d *= 2 r = n l = 0 while r - l > 1: mid = (r + l) // 2 for m...
output
1
76,577
9
153,155
Provide a correct Python 3 solution for this coding contest problem. Rng is baking cookies. Initially, he can bake one cookie per second. He can also eat the cookies baked by himself. When there are x cookies not yet eaten, he can choose to eat all those cookies. After he finishes eating those cookies, the number of...
instruction
0
76,578
9
153,156
"Correct Solution: ``` n,a = map(int,input().split()) if n == 1: print(1) exit() if n <= a: print(n) exit() #n <= x**(k-i)*(x-1)**iのk-iを返す def border(x,k): L = 0 R = k while L+1 < R: M = (L+R)//2 if x**(k-M)*(x-1)**(M) < n: R = M else: L = M return k-L def sec(k): y = int(n**(1...
output
1
76,578
9
153,157
Provide a correct Python 3 solution for this coding contest problem. Rng is baking cookies. Initially, he can bake one cookie per second. He can also eat the cookies baked by himself. When there are x cookies not yet eaten, he can choose to eat all those cookies. After he finishes eating those cookies, the number of...
instruction
0
76,579
9
153,158
"Correct Solution: ``` import sys read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline readlines = sys.stdin.buffer.readlines N,A = map(int,read().split()) """ 最適解の構造を観察する。 ・最後のトドメ以外に関しては、「コストn+A払って倍率をn倍する」 ・nとして現れるのは2種まで ・結局、nをx回、n+1をy回という形で、パラメータn,x,yで書ける(x\geq 1とする) ・最終枚数は、n^x(n+1)^y、これがN以上になって欲しい ・コス...
output
1
76,579
9
153,159
Provide a correct Python 3 solution for this coding contest problem. Rng is baking cookies. Initially, he can bake one cookie per second. He can also eat the cookies baked by himself. When there are x cookies not yet eaten, he can choose to eat all those cookies. After he finishes eating those cookies, the number of...
instruction
0
76,580
9
153,160
"Correct Solution: ``` """ https://atcoder.jp/contests/cf16-final/tasks/codefestival_2016_final_e 部分点を考えてみる dp[i] = i枚を焼くのにかかる最小の時間 としてみる 初期値は, dp[i] = i dp[i] <- dp[j] + A*j + (i+j-1)//j これだと部分点も取れない Aって結構でかそうだよな… dp[i+1] <= dp[i] + 1 である。つまり、差は0か1 これは、少なくとも1秒待てば焼けることから証明できる 推移先は、 dp[j] + A*j 以上なのは確定 そして掛け算であると...
output
1
76,580
9
153,161
Provide a correct Python 3 solution for this coding contest problem. Rng is baking cookies. Initially, he can bake one cookie per second. He can also eat the cookies baked by himself. When there are x cookies not yet eaten, he can choose to eat all those cookies. After he finishes eating those cookies, the number of...
instruction
0
76,581
9
153,162
"Correct Solution: ``` # seishin.py N, A = map(int, input().split()) ans = N if N > 1: for k in range(1, 41): left = 0; right = N+1 while left+1 < right: mid = (left + right) // 2 if mid**(k+1) < N: left = mid else: right = mid ...
output
1
76,581
9
153,163
Provide a correct Python 3 solution for this coding contest problem. Rng is baking cookies. Initially, he can bake one cookie per second. He can also eat the cookies baked by himself. When there are x cookies not yet eaten, he can choose to eat all those cookies. After he finishes eating those cookies, the number of...
instruction
0
76,582
9
153,164
"Correct Solution: ``` import sys readline = sys.stdin.readline def check(x): if x - 50*A >= 100: return N+1 right = (x+A)//(1+A) left = 1 res = 0 for l in range(left, right+1): cl = calc(l, x-(l-1)*A) if res < cl: res = cl return res def calc(k, c)...
output
1
76,582
9
153,165
Provide a correct Python 3 solution for this coding contest problem. Rng is baking cookies. Initially, he can bake one cookie per second. He can also eat the cookies baked by himself. When there are x cookies not yet eaten, he can choose to eat all those cookies. After he finishes eating those cookies, the number of...
instruction
0
76,583
9
153,166
"Correct Solution: ``` N,A=map(int,input().split()) ans=N for i in range(-10,10): x=int(N**.5)+i if x>0: test=x+A+(N-1)//x+1 ans=min(ans,test) for n in range(2,41): for i in range(2*n,int(N**(1/n))+1000): test=i+n*A q=i//n r=i%n prod=pow(q,n-r)*pow(q+1,r) ...
output
1
76,583
9
153,167
Provide a correct Python 3 solution for this coding contest problem. Rng is baking cookies. Initially, he can bake one cookie per second. He can also eat the cookies baked by himself. When there are x cookies not yet eaten, he can choose to eat all those cookies. After he finishes eating those cookies, the number of...
instruction
0
76,584
9
153,168
"Correct Solution: ``` N, A = map(int, input().split()) ans = N for k in range(50): left, right = 1, int(pow(N, 1/(k+1))) + 1 while left + 1 < right: mid = (left + right) >> 1 if mid ** (k+1) >= N: right = mid else: left = mid for i in range(k+1): if...
output
1
76,584
9
153,169
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Rng is baking cookies. Initially, he can bake one cookie per second. He can also eat the cookies baked by himself. When there are x cookies not yet eaten, he can choose to eat all those cookie...
instruction
0
76,585
9
153,170
Yes
output
1
76,585
9
153,171
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Rng is baking cookies. Initially, he can bake one cookie per second. He can also eat the cookies baked by himself. When there are x cookies not yet eaten, he can choose to eat all those cookie...
instruction
0
76,586
9
153,172
Yes
output
1
76,586
9
153,173
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Rng is baking cookies. Initially, he can bake one cookie per second. He can also eat the cookies baked by himself. When there are x cookies not yet eaten, he can choose to eat all those cookie...
instruction
0
76,587
9
153,174
Yes
output
1
76,587
9
153,175
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Rng is baking cookies. Initially, he can bake one cookie per second. He can also eat the cookies baked by himself. When there are x cookies not yet eaten, he can choose to eat all those cookie...
instruction
0
76,588
9
153,176
No
output
1
76,588
9
153,177
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Rng is baking cookies. Initially, he can bake one cookie per second. He can also eat the cookies baked by himself. When there are x cookies not yet eaten, he can choose to eat all those cookie...
instruction
0
76,589
9
153,178
No
output
1
76,589
9
153,179
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Rng is baking cookies. Initially, he can bake one cookie per second. He can also eat the cookies baked by himself. When there are x cookies not yet eaten, he can choose to eat all those cookie...
instruction
0
76,590
9
153,180
No
output
1
76,590
9
153,181
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Rng is baking cookies. Initially, he can bake one cookie per second. He can also eat the cookies baked by himself. When there are x cookies not yet eaten, he can choose to eat all those cookie...
instruction
0
76,591
9
153,182
No
output
1
76,591
9
153,183
Provide tags and a correct Python 3 solution for this coding contest problem. The Physical education teacher at SESC is a sort of mathematician too. His most favorite topic in mathematics is progressions. That is why the teacher wants the students lined up in non-decreasing height form an arithmetic progression. To a...
instruction
0
77,081
9
154,162
Tags: brute force, implementation, math Correct Solution: ``` q = 10001 n, a = int(input()), list(map(int, input().split())) a.sort() for i in range(40000 // (n - 1) + 1): b = [a[j] - j * i for j in range(n)] u, v = max(b), min(b) p = (u - v + 1) // 2 if p < q: q, s, d = p, v + p, i print(q) print(s, d)...
output
1
77,081
9
154,163
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The Physical education teacher at SESC is a sort of mathematician too. His most favorite topic in mathematics is progressions. That is why the teacher wants the students lined up in non-decreasi...
instruction
0
77,082
9
154,164
No
output
1
77,082
9
154,165
Provide a correct Python 3 solution for this coding contest problem. E: Taiyaki-Master and Eater story Tsuta is very good at making Taiyaki. Ebi-chan loves Taiyaki made by Tsuta-san. The two are happy to make and eat Taiyaki every week, but Tsuta-san's recent worries are that Ebi-chan, who is in the middle of eating...
instruction
0
77,534
9
155,068
"Correct Solution: ``` class fenwick_tree_2d: def __init__(self, h, w): self.H = h self.W = w self.tree = [[0]*(w+1) for _ in range(h+1)] def init_array(self, A): for i in range(self.H): for j in range(self.W): self.add(i+1, j+1, A[i][j]) def add...
output
1
77,534
9
155,069
Provide a correct Python 3 solution for this coding contest problem. E: Taiyaki-Master and Eater story Tsuta is very good at making Taiyaki. Ebi-chan loves Taiyaki made by Tsuta-san. The two are happy to make and eat Taiyaki every week, but Tsuta-san's recent worries are that Ebi-chan, who is in the middle of eating...
instruction
0
77,535
9
155,070
"Correct Solution: ``` from heapq import heappush, heappop H, W, T, Q = map(int, input().split()) que = [] state = [[0]*(W+1) for i in range(H+1)] data1 = [[0]*(W+1) for i in range(H+1)] data2 = [[0]*(W+1) for i in range(H+1)] def get(data, h, w): s = 0 while h: w0 = w el = data[h] while...
output
1
77,535
9
155,071
Provide a correct Python 3 solution for this coding contest problem. E: Taiyaki-Master and Eater story Tsuta is very good at making Taiyaki. Ebi-chan loves Taiyaki made by Tsuta-san. The two are happy to make and eat Taiyaki every week, but Tsuta-san's recent worries are that Ebi-chan, who is in the middle of eating...
instruction
0
77,536
9
155,072
"Correct Solution: ``` from heapq import heappush, heappop H,W,T,Q = map(int,input().split()) pint = [[0]*(W+1) for _ in range(H+1)] class Bit2D: def __init__(self,H,W): self.bit = [[0]*(W+1) for _ in range(H+1)] def add(self,a,b,Z): x = a while x<=H: y = b yl...
output
1
77,536
9
155,073
Provide a correct Python 3 solution for this coding contest problem. E: Taiyaki-Master and Eater story Tsuta is very good at making Taiyaki. Ebi-chan loves Taiyaki made by Tsuta-san. The two are happy to make and eat Taiyaki every week, but Tsuta-san's recent worries are that Ebi-chan, who is in the middle of eating...
instruction
0
77,537
9
155,074
"Correct Solution: ``` class BIT2: # H*W def __init__(self, h, w): self.w = w self.h = h self.data = [{} for i in range(h+1)] # O(logH*logW) def sum(self, i, j): s = 0 data = self.data while i > 0: el = data[i] k = j wh...
output
1
77,537
9
155,075
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. E: Taiyaki-Master and Eater story Tsuta is very good at making Taiyaki. Ebi-chan loves Taiyaki made by Tsuta-san. The two are happy to make and eat Taiyaki every week, but Tsuta-san's recent w...
instruction
0
77,538
9
155,076
No
output
1
77,538
9
155,077
Provide tags and a correct Python 3 solution for this coding contest problem. Two little greedy bears have found two pieces of cheese in the forest of weight a and b grams, correspondingly. The bears are so greedy that they are ready to fight for the larger piece. That's where the fox comes in and starts the dialog: "...
instruction
0
77,797
9
155,594
Tags: math, number theory Correct Solution: ``` MAX = 1e9 + 7 m = {} def main(): global m def f(a, b): if (a, b) in m: return m[(a, b)] if a == b: return 0 if a < 0 or b < 0: return int(MAX) if a < b: return f(b, a) ret = in...
output
1
77,797
9
155,595
Provide tags and a correct Python 3 solution for this coding contest problem. Two little greedy bears have found two pieces of cheese in the forest of weight a and b grams, correspondingly. The bears are so greedy that they are ready to fight for the larger piece. That's where the fox comes in and starts the dialog: "...
instruction
0
77,798
9
155,596
Tags: math, number theory Correct Solution: ``` '''input 6 6 ''' # connected components from sys import stdin from collections import defaultdict import sys sys.setrecursionlimit(15000) def factors(num, arr): count = 0 while num % 2 == 0: num //= 2 count += 1 arr.append(count) count = 0 while num % 3 == ...
output
1
77,798
9
155,597
Provide tags and a correct Python 3 solution for this coding contest problem. Two little greedy bears have found two pieces of cheese in the forest of weight a and b grams, correspondingly. The bears are so greedy that they are ready to fight for the larger piece. That's where the fox comes in and starts the dialog: "...
instruction
0
77,799
9
155,598
Tags: math, number theory Correct Solution: ``` a, b = map(int, input().split()) factors = [2, 3, 5] from math import gcd g = gcd(a, b) ad = a // g bd = b // g ops = 0 while True: temp = ops for factor in factors: if (ad % factor == 0): ad = ad // factor ops += 1 if (bd ...
output
1
77,799
9
155,599
Provide tags and a correct Python 3 solution for this coding contest problem. Two little greedy bears have found two pieces of cheese in the forest of weight a and b grams, correspondingly. The bears are so greedy that they are ready to fight for the larger piece. That's where the fox comes in and starts the dialog: "...
instruction
0
77,800
9
155,600
Tags: math, number theory Correct Solution: ``` def gcd(a,b): while a%b: a,b = b,a%b return b a,b = map(int,input().split()) g = gcd(a,b) a //= g b //= g cnt = 0 for i in [2,3,5]: while a%i==0: a //= i cnt += 1 while b%i==0: b //= i cnt += 1 if a==1 and b==1: ...
output
1
77,800
9
155,601
Provide tags and a correct Python 3 solution for this coding contest problem. Two little greedy bears have found two pieces of cheese in the forest of weight a and b grams, correspondingly. The bears are so greedy that they are ready to fight for the larger piece. That's where the fox comes in and starts the dialog: "...
instruction
0
77,801
9
155,602
Tags: math, number theory Correct Solution: ``` import math import fractions a,b=map(int,input().split()) a2=0 a3=0 a5=0 b2=0 b3=0 b5=0 while a%2==0: a=a/2 a2=a2+1 while a%3==0: a=a/3 a3=a3+1 while a%5==0: a=a/5 a5=a5+1 while b%2==0: b=b/2 b2=b2+1 while b%3==0: b=b/3 b3=b3+1 whil...
output
1
77,801
9
155,603
Provide tags and a correct Python 3 solution for this coding contest problem. Two little greedy bears have found two pieces of cheese in the forest of weight a and b grams, correspondingly. The bears are so greedy that they are ready to fight for the larger piece. That's where the fox comes in and starts the dialog: "...
instruction
0
77,802
9
155,604
Tags: math, number theory Correct Solution: ``` import sys;import copy; import math; def get_ints(): return map(int, sys.stdin.readline().strip().split()) def get_array(): return list(map(int, sys.stdin.readline().strip().split())) def get_string(): return sys.stdin.readline().strip() #t = int(input()); t=1; for test...
output
1
77,802
9
155,605
Provide tags and a correct Python 3 solution for this coding contest problem. Two little greedy bears have found two pieces of cheese in the forest of weight a and b grams, correspondingly. The bears are so greedy that they are ready to fight for the larger piece. That's where the fox comes in and starts the dialog: "...
instruction
0
77,803
9
155,606
Tags: math, number theory Correct Solution: ``` import math a,b=map(int,input().split()) q=math.gcd(a,b) a=a//q b=b//q p=a*b c=0 while p%2==0: c=c+1 p=p//2 while p%3==0: c=c+1 p=p//3 while p%5==0: c+=1 p=p//5 if p==1: print(c) else: print(-1) ```
output
1
77,803
9
155,607
Provide tags and a correct Python 3 solution for this coding contest problem. Two little greedy bears have found two pieces of cheese in the forest of weight a and b grams, correspondingly. The bears are so greedy that they are ready to fight for the larger piece. That's where the fox comes in and starts the dialog: "...
instruction
0
77,804
9
155,608
Tags: math, number theory Correct Solution: ``` a, b = [int(i) for i in input().split()] done = 0 count = 0 a2=a3=a5=b2=b3=b5=0 if a==b: print(0) else: while True: if a%2 == 0: a/=2 a2+=1 elif a%3 == 0: a/=3 a3+=1 elif a%5 == 0: ...
output
1
77,804
9
155,609
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Two little greedy bears have found two pieces of cheese in the forest of weight a and b grams, correspondingly. The bears are so greedy that they are ready to fight for the larger piece. That's ...
instruction
0
77,805
9
155,610
Yes
output
1
77,805
9
155,611
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Two little greedy bears have found two pieces of cheese in the forest of weight a and b grams, correspondingly. The bears are so greedy that they are ready to fight for the larger piece. That's ...
instruction
0
77,806
9
155,612
Yes
output
1
77,806
9
155,613
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Two little greedy bears have found two pieces of cheese in the forest of weight a and b grams, correspondingly. The bears are so greedy that they are ready to fight for the larger piece. That's ...
instruction
0
77,807
9
155,614
Yes
output
1
77,807
9
155,615
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Two little greedy bears have found two pieces of cheese in the forest of weight a and b grams, correspondingly. The bears are so greedy that they are ready to fight for the larger piece. That's ...
instruction
0
77,808
9
155,616
Yes
output
1
77,808
9
155,617
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Two little greedy bears have found two pieces of cheese in the forest of weight a and b grams, correspondingly. The bears are so greedy that they are ready to fight for the larger piece. That's ...
instruction
0
77,809
9
155,618
No
output
1
77,809
9
155,619
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Two little greedy bears have found two pieces of cheese in the forest of weight a and b grams, correspondingly. The bears are so greedy that they are ready to fight for the larger piece. That's ...
instruction
0
77,810
9
155,620
No
output
1
77,810
9
155,621
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Two little greedy bears have found two pieces of cheese in the forest of weight a and b grams, correspondingly. The bears are so greedy that they are ready to fight for the larger piece. That's ...
instruction
0
77,811
9
155,622
No
output
1
77,811
9
155,623
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Two little greedy bears have found two pieces of cheese in the forest of weight a and b grams, correspondingly. The bears are so greedy that they are ready to fight for the larger piece. That's ...
instruction
0
77,812
9
155,624
No
output
1
77,812
9
155,625
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp and his friends want to visit a new restaurant. The restaurant has n tables arranged along a straight line. People are already sitting at some tables. The tables are numbered from 1 to ...
instruction
0
78,439
9
156,878
Yes
output
1
78,439
9
156,879
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp and his friends want to visit a new restaurant. The restaurant has n tables arranged along a straight line. People are already sitting at some tables. The tables are numbered from 1 to ...
instruction
0
78,440
9
156,880
Yes
output
1
78,440
9
156,881
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp and his friends want to visit a new restaurant. The restaurant has n tables arranged along a straight line. People are already sitting at some tables. The tables are numbered from 1 to ...
instruction
0
78,441
9
156,882
Yes
output
1
78,441
9
156,883
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp and his friends want to visit a new restaurant. The restaurant has n tables arranged along a straight line. People are already sitting at some tables. The tables are numbered from 1 to ...
instruction
0
78,442
9
156,884
Yes
output
1
78,442
9
156,885
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp and his friends want to visit a new restaurant. The restaurant has n tables arranged along a straight line. People are already sitting at some tables. The tables are numbered from 1 to ...
instruction
0
78,443
9
156,886
No
output
1
78,443
9
156,887
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp and his friends want to visit a new restaurant. The restaurant has n tables arranged along a straight line. People are already sitting at some tables. The tables are numbered from 1 to ...
instruction
0
78,444
9
156,888
No
output
1
78,444
9
156,889
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp and his friends want to visit a new restaurant. The restaurant has n tables arranged along a straight line. People are already sitting at some tables. The tables are numbered from 1 to ...
instruction
0
78,445
9
156,890
No
output
1
78,445
9
156,891
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp and his friends want to visit a new restaurant. The restaurant has n tables arranged along a straight line. People are already sitting at some tables. The tables are numbered from 1 to ...
instruction
0
78,446
9
156,892
No
output
1
78,446
9
156,893
Provide tags and a correct Python 3 solution for this coding contest problem. Today is Devu's birthday. For celebrating the occasion, he bought n sweets from the nearby market. He has invited his f friends. He would like to distribute the sweets among them. As he is a nice guy and the occasion is great, he doesn't wan...
instruction
0
78,633
9
157,266
Tags: combinatorics, dp, math Correct Solution: ``` import itertools import functools import operator N = 100001 P = 10**9 + 7 fact = [1] for i in range(1, N): fact.append(fact[-1] * i % P) inv = [0, 1] for i in range(2, N): inv.append(P - P // i * inv[P % i] % P) inv_fact = [1] for i in range(1, N): inv_fact.app...
output
1
78,633
9
157,267
Provide tags and a correct Python 3 solution for this coding contest problem. Today is Devu's birthday. For celebrating the occasion, he bought n sweets from the nearby market. He has invited his f friends. He would like to distribute the sweets among them. As he is a nice guy and the occasion is great, he doesn't wan...
instruction
0
78,634
9
157,268
Tags: combinatorics, dp, math 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 in file...
output
1
78,634
9
157,269