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Provide tags and a correct Python 3 solution for this coding contest problem. Pasha has many hamsters and he makes them work out. Today, n hamsters (n is even) came to work out. The hamsters lined up and each hamster either sat down or stood up. For another exercise, Pasha needs exactly <image> hamsters to stand up a...
instruction
0
87,919
14
175,838
Tags: implementation Correct Solution: ``` n = int(input()) s = input() diff = (s.count('x') - s.count('X')) // 2 print(abs(diff)) s = list(s) for i in range(len(s)): if s[i] == 'X' and diff < 0: s[i] = 'x' diff += 1 elif s[i] == 'x' and diff > 0: s[i] = 'X' diff -= 1 print(''.j...
output
1
87,919
14
175,839
Provide tags and a correct Python 3 solution for this coding contest problem. Pasha has many hamsters and he makes them work out. Today, n hamsters (n is even) came to work out. The hamsters lined up and each hamster either sat down or stood up. For another exercise, Pasha needs exactly <image> hamsters to stand up a...
instruction
0
87,920
14
175,840
Tags: implementation Correct Solution: ``` n=int(input());s=list(input());x=s.count('x');b=n//2-min(x,n-x) if (n-x)==x:t='' elif (n-x)>x:t='X' else:t='x' print(b) for i in range(n): if s[i]==t:b-=1;s[i]='x' if t=='X' else 'X' if b==0:break print(''.join(s)) ```
output
1
87,920
14
175,841
Provide tags and a correct Python 3 solution for this coding contest problem. Pasha has many hamsters and he makes them work out. Today, n hamsters (n is even) came to work out. The hamsters lined up and each hamster either sat down or stood up. For another exercise, Pasha needs exactly <image> hamsters to stand up a...
instruction
0
87,921
14
175,842
Tags: implementation Correct Solution: ``` n = int(input());a = input() i = (max(a.count('x'), a.count('X')) - n // 2) print(i, a.replace(['x', 'X'][a.count('x') < a.count('X')], ['x', 'X'][a.count('x') > a.count('X')], i)) ```
output
1
87,921
14
175,843
Provide tags and a correct Python 3 solution for this coding contest problem. Pasha has many hamsters and he makes them work out. Today, n hamsters (n is even) came to work out. The hamsters lined up and each hamster either sat down or stood up. For another exercise, Pasha needs exactly <image> hamsters to stand up a...
instruction
0
87,922
14
175,844
Tags: implementation Correct Solution: ``` n = int(input()) s = input() print(abs(s.count('X') - n//2)) if s.count('X') > n // 2: print(s.replace('X', 'x', s.count('X') - n // 2)) elif s.count('X') == n//2: print(s) else: print(s.replace('x', 'X', s.count('x') - n // 2)) ```
output
1
87,922
14
175,845
Provide tags and a correct Python 3 solution for this coding contest problem. Pasha has many hamsters and he makes them work out. Today, n hamsters (n is even) came to work out. The hamsters lined up and each hamster either sat down or stood up. For another exercise, Pasha needs exactly <image> hamsters to stand up a...
instruction
0
87,923
14
175,846
Tags: implementation Correct Solution: ``` n = int(input()) s = input() a = 0 b = 0 s = list(s) for i in range(n): if s[i] == 'x': a += 1 else: b += 1 if a > n // 2: counter = 0 for i in range(len(s)): if s[i] == 'x' and counter + a > n // 2: s[i] = 'X' counter -= 1 else: counter = 0 for i in range...
output
1
87,923
14
175,847
Provide tags and a correct Python 3 solution for this coding contest problem. Drazil has many friends. Some of them are happy and some of them are unhappy. Drazil wants to make all his friends become happy. So he invented the following plan. There are n boys and m girls among his friends. Let's number them from 0 to ...
instruction
0
87,957
14
175,914
Tags: math, number theory Correct Solution: ``` x=input().split() l_1=input().split() l_2=input().split() del l_1[0] del l_2[0] list_1=[] list_2=[] lst_1=[int(value) for value in l_1] lst_2=[int(value) for value in l_2] n=int(x[0]) m=int(x[1]) def judge(a,b): if a<b: c=b b=a a=c r=a%b ...
output
1
87,957
14
175,915
Provide tags and a correct Python 3 solution for this coding contest problem. Drazil has many friends. Some of them are happy and some of them are unhappy. Drazil wants to make all his friends become happy. So he invented the following plan. There are n boys and m girls among his friends. Let's number them from 0 to ...
instruction
0
87,958
14
175,916
Tags: math, number theory Correct Solution: ``` def gcd(a, b): while a: b %= a a, b = b, a return b n, m = (int(x) for x in input().split()) bb = [int(x) for x in input().split()][1:] gg = [int(x) for x in input().split()][1:] b = [0] * n g = [0] * m for x in bb: b[x] = 1 for x in gg: g[x] = 1 x = gcd(n, m) fo...
output
1
87,958
14
175,917
Provide tags and a correct Python 3 solution for this coding contest problem. Drazil has many friends. Some of them are happy and some of them are unhappy. Drazil wants to make all his friends become happy. So he invented the following plan. There are n boys and m girls among his friends. Let's number them from 0 to ...
instruction
0
87,959
14
175,918
Tags: math, number theory Correct Solution: ``` n,m = tuple(map(int,input().split())) boys = set(list(map(int,input().split()))[1:]) girls = set(list(map(int,input().split()))[1:]) def euclide(n,m): if m == 0: return n else: return euclide(m,n%m) def meet(a,b): return (a-b)%euclide(n,m)==...
output
1
87,959
14
175,919
Provide tags and a correct Python 3 solution for this coding contest problem. Drazil has many friends. Some of them are happy and some of them are unhappy. Drazil wants to make all his friends become happy. So he invented the following plan. There are n boys and m girls among his friends. Let's number them from 0 to ...
instruction
0
87,960
14
175,920
Tags: math, number theory Correct Solution: ``` def gcd(a, b): while (b != 0): re = a % b a = b b = re return a def check(a): for i in range(len(a)): if not a[i]: return False return True if __name__ == '__main__': n, m = map(int, input().split()) bo...
output
1
87,960
14
175,921
Provide tags and a correct Python 3 solution for this coding contest problem. Drazil has many friends. Some of them are happy and some of them are unhappy. Drazil wants to make all his friends become happy. So he invented the following plan. There are n boys and m girls among his friends. Let's number them from 0 to ...
instruction
0
87,961
14
175,922
Tags: math, number theory Correct Solution: ``` n, m = map(int, input().split()) b1 = list(map(int, input().split())) g1 = list(map(int, input().split())) b1 = b1[1:] g1 = g1[1:] b = [0] * n g = [0] * m for i in b1: b[i] = 1 for i in g1: g[i] = 1 i = 0 flag = 0 while True: i += 1 if i > 100000: ...
output
1
87,961
14
175,923
Provide tags and a correct Python 3 solution for this coding contest problem. Drazil has many friends. Some of them are happy and some of them are unhappy. Drazil wants to make all his friends become happy. So he invented the following plan. There are n boys and m girls among his friends. Let's number them from 0 to ...
instruction
0
87,962
14
175,924
Tags: math, number theory Correct Solution: ``` import os, sys, bisect, copy from collections import defaultdict, Counter, deque from functools import lru_cache #use @lru_cache(None) if os.path.exists('in.txt'): sys.stdin=open('in.txt','r') if os.path.exists('out.txt'): sys.stdout=open('out.txt', 'w') # def input(): ...
output
1
87,962
14
175,925
Provide tags and a correct Python 3 solution for this coding contest problem. Drazil has many friends. Some of them are happy and some of them are unhappy. Drazil wants to make all his friends become happy. So he invented the following plan. There are n boys and m girls among his friends. Let's number them from 0 to ...
instruction
0
87,963
14
175,926
Tags: math, number theory Correct Solution: ``` from sys import setrecursionlimit def dfs(x, arr, vis): global h if vis[x]: return vis[x] = True h += 1 for i in range(len(arr)): if arr[x][i]: dfs(i, arr, vis) setrecursionlimit(10 ** 9) n, m = map(int, input().split()) a...
output
1
87,963
14
175,927
Provide tags and a correct Python 3 solution for this coding contest problem. Drazil has many friends. Some of them are happy and some of them are unhappy. Drazil wants to make all his friends become happy. So he invented the following plan. There are n boys and m girls among his friends. Let's number them from 0 to ...
instruction
0
87,964
14
175,928
Tags: math, number theory Correct Solution: ``` """ This template is made by Satwik_Tiwari. python programmers can use this template :)) . """ #=============================================================================================== #importing some useful libraries. import sys import bisect import heap...
output
1
87,964
14
175,929
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Drazil has many friends. Some of them are happy and some of them are unhappy. Drazil wants to make all his friends become happy. So he invented the following plan. There are n boys and m girls ...
instruction
0
87,965
14
175,930
Yes
output
1
87,965
14
175,931
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Drazil has many friends. Some of them are happy and some of them are unhappy. Drazil wants to make all his friends become happy. So he invented the following plan. There are n boys and m girls ...
instruction
0
87,966
14
175,932
Yes
output
1
87,966
14
175,933
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Drazil has many friends. Some of them are happy and some of them are unhappy. Drazil wants to make all his friends become happy. So he invented the following plan. There are n boys and m girls ...
instruction
0
87,967
14
175,934
Yes
output
1
87,967
14
175,935
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Drazil has many friends. Some of them are happy and some of them are unhappy. Drazil wants to make all his friends become happy. So he invented the following plan. There are n boys and m girls ...
instruction
0
87,968
14
175,936
Yes
output
1
87,968
14
175,937
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Drazil has many friends. Some of them are happy and some of them are unhappy. Drazil wants to make all his friends become happy. So he invented the following plan. There are n boys and m girls ...
instruction
0
87,969
14
175,938
No
output
1
87,969
14
175,939
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Drazil has many friends. Some of them are happy and some of them are unhappy. Drazil wants to make all his friends become happy. So he invented the following plan. There are n boys and m girls ...
instruction
0
87,970
14
175,940
No
output
1
87,970
14
175,941
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Drazil has many friends. Some of them are happy and some of them are unhappy. Drazil wants to make all his friends become happy. So he invented the following plan. There are n boys and m girls ...
instruction
0
87,971
14
175,942
No
output
1
87,971
14
175,943
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Drazil has many friends. Some of them are happy and some of them are unhappy. Drazil wants to make all his friends become happy. So he invented the following plan. There are n boys and m girls ...
instruction
0
87,972
14
175,944
No
output
1
87,972
14
175,945
Provide tags and a correct Python 3 solution for this coding contest problem. Jafar has n cans of cola. Each can is described by two integers: remaining volume of cola ai and can's capacity bi (ai ≤ bi). Jafar has decided to pour all remaining cola into just 2 cans, determine if he can do this or not! Input The fi...
instruction
0
88,071
14
176,142
Tags: greedy, implementation Correct Solution: ``` sum = 0 b = [] n = int(input()) line1 = input().split() line2 = input().split() for i in range(n): sum += int(line1[i]) b.append(int(line2[i])) continue b.sort() cap = b[n-1] + b[n-2] if sum > cap: print('NO') else: print('YES') ```
output
1
88,071
14
176,143
Provide tags and a correct Python 3 solution for this coding contest problem. Jafar has n cans of cola. Each can is described by two integers: remaining volume of cola ai and can's capacity bi (ai ≤ bi). Jafar has decided to pour all remaining cola into just 2 cans, determine if he can do this or not! Input The fi...
instruction
0
88,072
14
176,144
Tags: greedy, implementation Correct Solution: ``` def larg2(arr): first = None second = None for number in arr: if first is None: first = number elif number > first: second = first first = number else: if second is None: ...
output
1
88,072
14
176,145
Provide a correct Python 3 solution for this coding contest problem. YOKARI TAMURA is a nationally famous artist. This month YOKARI will be touring live for D days. Divide this country into C different regions when deciding on a tour schedule. YOKARI benefits from performing live in an area, which is represented by a ...
instruction
0
88,304
14
176,608
"Correct Solution: ``` from itertools import accumulate def main(): while True: c, d, w, x = map(int, input().split()) if c == 0: break es = [[] for _ in range(d)] for _ in range(c): lst = list(map(int, input().split())) for i in range(d): es[i].append(lst[i]) fs = [...
output
1
88,304
14
176,609
Provide tags and a correct Python 3 solution for this coding contest problem. Ivan recently bought a detective book. The book is so interesting that each page of this book introduces some sort of a mystery, which will be explained later. The i-th page contains some mystery that will be explained on page a_i (a_i ≥ i)....
instruction
0
88,415
14
176,830
Tags: implementation Correct Solution: ``` n=int(input()) l=list(map(int,input().split())) c=0 l.sort() for i in range(n): if i+1==l[i]: c+=1 print(c) ```
output
1
88,415
14
176,831
Provide tags and a correct Python 3 solution for this coding contest problem. Ivan recently bought a detective book. The book is so interesting that each page of this book introduces some sort of a mystery, which will be explained later. The i-th page contains some mystery that will be explained on page a_i (a_i ≥ i)....
instruction
0
88,416
14
176,832
Tags: implementation Correct Solution: ``` #!/usr/bin/env python3 import sys def rint(): return map(int, sys.stdin.readline().split()) #lines = stdin.readlines() n = int(input()) a = list(rint()) a = [0] + a m = 0 cnt = 0 for i in range(1, n+1): m = max(m, a[i]) if m <= i: cnt += 1 print(cnt) `...
output
1
88,416
14
176,833
Provide tags and a correct Python 3 solution for this coding contest problem. Ivan recently bought a detective book. The book is so interesting that each page of this book introduces some sort of a mystery, which will be explained later. The i-th page contains some mystery that will be explained on page a_i (a_i ≥ i)....
instruction
0
88,417
14
176,834
Tags: implementation Correct Solution: ``` n = int(input()) *a, = map(int, input().split()) ans, counter = 0, 0 for i in range(n): counter = max(a[i], counter) if counter == i +1: ans += 1 print(ans) ```
output
1
88,417
14
176,835
Provide tags and a correct Python 3 solution for this coding contest problem. Ivan recently bought a detective book. The book is so interesting that each page of this book introduces some sort of a mystery, which will be explained later. The i-th page contains some mystery that will be explained on page a_i (a_i ≥ i)....
instruction
0
88,418
14
176,836
Tags: implementation Correct Solution: ``` a = int(input()) b = list(map(int, input().split())) count = 0 now = 1 last_clue = 1 while (a + 1 > now): last_clue = max(last_clue, b[now - 1]) if(last_clue <= now): count +=1 #print(now, last_clue, count) now += 1 print(count) ```
output
1
88,418
14
176,837
Provide tags and a correct Python 3 solution for this coding contest problem. Ivan recently bought a detective book. The book is so interesting that each page of this book introduces some sort of a mystery, which will be explained later. The i-th page contains some mystery that will be explained on page a_i (a_i ≥ i)....
instruction
0
88,419
14
176,838
Tags: implementation Correct Solution: ``` R = lambda: map(int, input().split()) n = int(input()) L = list(R()) i = 0 ma = 0 res = 0 while i < n: ma = max(ma,L[i]) if ma == i+1: res += 1 i += 1 print(res) ```
output
1
88,419
14
176,839
Provide tags and a correct Python 3 solution for this coding contest problem. Ivan recently bought a detective book. The book is so interesting that each page of this book introduces some sort of a mystery, which will be explained later. The i-th page contains some mystery that will be explained on page a_i (a_i ≥ i)....
instruction
0
88,420
14
176,840
Tags: implementation Correct Solution: ``` n=int(input()) a=list(map(int,input().split())) days=0 mys=[] for i in range(1,n+1): mys.append(a[i-1]) ll=len(mys) j=0 while(j<ll): if(mys[j]==i): del mys[j] ll-=1 continue j+=1 if len(mys)==0: da...
output
1
88,420
14
176,841
Provide tags and a correct Python 3 solution for this coding contest problem. Ivan recently bought a detective book. The book is so interesting that each page of this book introduces some sort of a mystery, which will be explained later. The i-th page contains some mystery that will be explained on page a_i (a_i ≥ i)....
instruction
0
88,421
14
176,842
Tags: implementation Correct Solution: ``` n = int(input()) arr = list(map(int, input().split())) day = [i + 1 for i in range(n)] pre = [arr[0]] for i in range(1, n): pre.append(max(pre[-1], arr[i])) ans = 0 for i in range(n): if day[i] == pre[i]: ans += 1 print(ans) ```
output
1
88,421
14
176,843
Provide tags and a correct Python 3 solution for this coding contest problem. Ivan recently bought a detective book. The book is so interesting that each page of this book introduces some sort of a mystery, which will be explained later. The i-th page contains some mystery that will be explained on page a_i (a_i ≥ i)....
instruction
0
88,422
14
176,844
Tags: implementation Correct Solution: ``` # import collections, atexit, math, sys, bisect sys.setrecursionlimit(1000000) isdebug = False try : #raise ModuleNotFoundError import pylint import numpy def dprint(*args, **kwargs): #print(*args, **kwargs, file=sys.stderr) # in python...
output
1
88,422
14
176,845
Provide tags and a correct Python 3 solution for this coding contest problem. Dima and his friends have been playing hide and seek at Dima's place all night. As a result, Dima's place got messy. In the morning they decided that they need to clean the place. To decide who exactly would clean the apartment, the friends...
instruction
0
88,700
14
177,400
Tags: implementation, math Correct Solution: ``` n = int(input()) m = list(map(int, input().split())) sum=0 for i in range(len(m)): sum += m[i] h=0; for i in range(1,6): if (sum-1+i)%(n+1)!=0: h+=1 print(h); ```
output
1
88,700
14
177,401
Provide tags and a correct Python 3 solution for this coding contest problem. Dima and his friends have been playing hide and seek at Dima's place all night. As a result, Dima's place got messy. In the morning they decided that they need to clean the place. To decide who exactly would clean the apartment, the friends...
instruction
0
88,701
14
177,402
Tags: implementation, math Correct Solution: ``` n=int(input()) l=list(map(int,input().split())) friend=n+1 s=sum(l) count=5 for i in range (5): r=(s+i+1)%friend if(r==1): count-=1 print(count) ```
output
1
88,701
14
177,403
Provide tags and a correct Python 3 solution for this coding contest problem. Dima and his friends have been playing hide and seek at Dima's place all night. As a result, Dima's place got messy. In the morning they decided that they need to clean the place. To decide who exactly would clean the apartment, the friends...
instruction
0
88,702
14
177,404
Tags: implementation, math Correct Solution: ``` n = int(input()) a = list(map(int,input().split())) x = [i for i in range(1,5*(n+1),n+1)] cnt=0 for i in range(sum(a)+1,sum(a)+6): if i in x: cnt+=1 print(5-cnt) ```
output
1
88,702
14
177,405
Provide tags and a correct Python 3 solution for this coding contest problem. Dima and his friends have been playing hide and seek at Dima's place all night. As a result, Dima's place got messy. In the morning they decided that they need to clean the place. To decide who exactly would clean the apartment, the friends...
instruction
0
88,703
14
177,406
Tags: implementation, math Correct Solution: ``` n = int(input()) n += 1 frnds = list(map(int, input().split())) total = sum(frnds) count = 0 for i in range(1, 5+1): if (total+i)%n != 1: count += 1 print(count) ```
output
1
88,703
14
177,407
Provide tags and a correct Python 3 solution for this coding contest problem. Dima and his friends have been playing hide and seek at Dima's place all night. As a result, Dima's place got messy. In the morning they decided that they need to clean the place. To decide who exactly would clean the apartment, the friends...
instruction
0
88,704
14
177,408
Tags: implementation, math Correct Solution: ``` # cook your dish here n=int(input()) l=input().split() sum=0 for i in l :sum += int(i) count=0 for i in range(5): if (sum+i)% (n+1) !=0:count+=1 print(count) ```
output
1
88,704
14
177,409
Provide tags and a correct Python 3 solution for this coding contest problem. Dima and his friends have been playing hide and seek at Dima's place all night. As a result, Dima's place got messy. In the morning they decided that they need to clean the place. To decide who exactly would clean the apartment, the friends...
instruction
0
88,705
14
177,410
Tags: implementation, math Correct Solution: ``` n=int(input()) l=list(map(int,input().split())) s=sum(l) ans=0 for i in range(1,6): if (s+i)%(n+1)!=1: ans+=1 # break print(ans) ```
output
1
88,705
14
177,411
Provide tags and a correct Python 3 solution for this coding contest problem. Dima and his friends have been playing hide and seek at Dima's place all night. As a result, Dima's place got messy. In the morning they decided that they need to clean the place. To decide who exactly would clean the apartment, the friends...
instruction
0
88,706
14
177,412
Tags: implementation, math Correct Solution: ``` n = int(input()) s = sum([int(i) for i in input().split()]) print(sum([(s+i)%(n+1)!=1 for i in range(1,6)])) # if 2 # avoid = 1,3,5,7,9 # if 3 # avoid = 1,4,7,10,13 # if 4 # avoid = 1,5,9,13,17 # if 5 # avoid = 1,6,11,16,21 # if 6 # avoid = 1,7,13,19,25 # if 7 # avoid =...
output
1
88,706
14
177,413
Provide tags and a correct Python 3 solution for this coding contest problem. Dima and his friends have been playing hide and seek at Dima's place all night. As a result, Dima's place got messy. In the morning they decided that they need to clean the place. To decide who exactly would clean the apartment, the friends...
instruction
0
88,707
14
177,414
Tags: implementation, math Correct Solution: ``` import sys from math import sqrt, gcd, ceil, log # from bisect import bisect, bisect_left from collections import defaultdict, Counter, deque # from heapq import heapify, heappush, heappop input = sys.stdin.readline read = lambda: list(map(int, input().strip().split())) ...
output
1
88,707
14
177,415
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Dima and his friends have been playing hide and seek at Dima's place all night. As a result, Dima's place got messy. In the morning they decided that they need to clean the place. To decide who...
instruction
0
88,708
14
177,416
Yes
output
1
88,708
14
177,417
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Dima and his friends have been playing hide and seek at Dima's place all night. As a result, Dima's place got messy. In the morning they decided that they need to clean the place. To decide who...
instruction
0
88,709
14
177,418
Yes
output
1
88,709
14
177,419
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Dima and his friends have been playing hide and seek at Dima's place all night. As a result, Dima's place got messy. In the morning they decided that they need to clean the place. To decide who...
instruction
0
88,710
14
177,420
Yes
output
1
88,710
14
177,421
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Dima and his friends have been playing hide and seek at Dima's place all night. As a result, Dima's place got messy. In the morning they decided that they need to clean the place. To decide who...
instruction
0
88,711
14
177,422
Yes
output
1
88,711
14
177,423
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Dima and his friends have been playing hide and seek at Dima's place all night. As a result, Dima's place got messy. In the morning they decided that they need to clean the place. To decide who...
instruction
0
88,712
14
177,424
No
output
1
88,712
14
177,425
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Dima and his friends have been playing hide and seek at Dima's place all night. As a result, Dima's place got messy. In the morning they decided that they need to clean the place. To decide who...
instruction
0
88,713
14
177,426
No
output
1
88,713
14
177,427
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Dima and his friends have been playing hide and seek at Dima's place all night. As a result, Dima's place got messy. In the morning they decided that they need to clean the place. To decide who...
instruction
0
88,714
14
177,428
No
output
1
88,714
14
177,429
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Dima and his friends have been playing hide and seek at Dima's place all night. As a result, Dima's place got messy. In the morning they decided that they need to clean the place. To decide who...
instruction
0
88,715
14
177,430
No
output
1
88,715
14
177,431
Provide tags and a correct Python 3 solution for this coding contest problem. As a tradition, every year before IOI all the members of Natalia Fan Club are invited to Malek Dance Club to have a fun night together. Malek Dance Club has 2n members and coincidentally Natalia Fan Club also has 2n members. Each member of M...
instruction
0
88,718
14
177,436
Tags: combinatorics, math Correct Solution: ``` s = input() new_s = "" n = len(s) for i in range(n - 1, -1, -1): new_s += s[i] s = new_s kek = 0 for i in range(n): kek += (1 << i) * (s[i] == '1') for i in range(n - 1): kek *= 2 print(kek % (10 ** 9 + 7)) ```
output
1
88,718
14
177,437
Provide tags and a correct Python 3 solution for this coding contest problem. As a tradition, every year before IOI all the members of Natalia Fan Club are invited to Malek Dance Club to have a fun night together. Malek Dance Club has 2n members and coincidentally Natalia Fan Club also has 2n members. Each member of M...
instruction
0
88,719
14
177,438
Tags: combinatorics, math Correct Solution: ``` pri=pow(10,9)+7 s=input() m=len(s) val=int(s,2) print((pow(2,m-1,pri)*val)%pri) ```
output
1
88,719
14
177,439