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Provide tags and a correct Python 3 solution for this coding contest problem. A new Berland businessman Vitaly is going to open a household appliances' store. All he's got to do now is to hire the staff. The store will work seven days a week, but not around the clock. Every day at least k people must work in the stor...
instruction
0
48,191
14
96,382
Tags: greedy Correct Solution: ``` def readInts(): return map(int, input().split()) def solve(): line0 = [] try: line0 = readInts() except EOFError: return False n, m, k = line0 cnt = [0] * 10000 ans = [] keyPos = 1 head = 1 while head <= n+m or keyPos <= n+m: head = min ( hea...
output
1
48,191
14
96,383
Provide tags and a correct Python 3 solution for this coding contest problem. A new Berland businessman Vitaly is going to open a household appliances' store. All he's got to do now is to hire the staff. The store will work seven days a week, but not around the clock. Every day at least k people must work in the stor...
instruction
0
48,192
14
96,384
Tags: greedy Correct Solution: ``` n, m, k = map(int, input().split()) span = n+m+1 count = (span+1)*[0] count[span] = k key = (span+1)*[False] key[1] = True hire = [] day = 1 while True: while day <= span and count[day] >= k: day += 1 if day > span: if key[span]: break day -= 1 while not key[day]: day -=...
output
1
48,192
14
96,385
Provide tags and a correct Python 3 solution for this coding contest problem. A new Berland businessman Vitaly is going to open a household appliances' store. All he's got to do now is to hire the staff. The store will work seven days a week, but not around the clock. Every day at least k people must work in the stor...
instruction
0
48,193
14
96,386
Tags: greedy Correct Solution: ``` import math n,m,k = [int(x) for x in input().split()] week = n+m if k == 1: things = [] x = 1 while x <= week: things.append(str(x)) x += n-1 print(len(things)) print(' '.join(things)) else: things = ['1'] x = 1 while x <= w...
output
1
48,193
14
96,387
Provide tags and a correct Python 3 solution for this coding contest problem. A new Berland businessman Vitaly is going to open a household appliances' store. All he's got to do now is to hire the staff. The store will work seven days a week, but not around the clock. Every day at least k people must work in the stor...
instruction
0
48,194
14
96,388
Tags: greedy Correct Solution: ``` # 216C def do(): n, m, k = map(int, input().split(" ")) res = [1] * k p = [k] * n + [0] * 5000 for i in range(n + 1, n + m + 1): if p[i] == 0: res.append(i - 1) for j in range(i - 1, i - 1 + n): p[j] += 1 if p[i] ...
output
1
48,194
14
96,389
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A new Berland businessman Vitaly is going to open a household appliances' store. All he's got to do now is to hire the staff. The store will work seven days a week, but not around the clock. Ev...
instruction
0
48,195
14
96,390
Yes
output
1
48,195
14
96,391
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A new Berland businessman Vitaly is going to open a household appliances' store. All he's got to do now is to hire the staff. The store will work seven days a week, but not around the clock. Ev...
instruction
0
48,196
14
96,392
Yes
output
1
48,196
14
96,393
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A new Berland businessman Vitaly is going to open a household appliances' store. All he's got to do now is to hire the staff. The store will work seven days a week, but not around the clock. Ev...
instruction
0
48,197
14
96,394
No
output
1
48,197
14
96,395
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A new Berland businessman Vitaly is going to open a household appliances' store. All he's got to do now is to hire the staff. The store will work seven days a week, but not around the clock. Ev...
instruction
0
48,198
14
96,396
No
output
1
48,198
14
96,397
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A new Berland businessman Vitaly is going to open a household appliances' store. All he's got to do now is to hire the staff. The store will work seven days a week, but not around the clock. Ev...
instruction
0
48,199
14
96,398
No
output
1
48,199
14
96,399
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A new Berland businessman Vitaly is going to open a household appliances' store. All he's got to do now is to hire the staff. The store will work seven days a week, but not around the clock. Ev...
instruction
0
48,200
14
96,400
No
output
1
48,200
14
96,401
Provide tags and a correct Python 3 solution for this coding contest problem. The ship crashed into a reef and is sinking. Now the entire crew must be evacuated. All n crew members have already lined up in a row (for convenience let's label them all from left to right with positive integers from 1 to n) and await furt...
instruction
0
48,385
14
96,770
Tags: implementation, sortings, strings Correct Solution: ``` # bsdk idhar kya dekhne ko aaya hai, khud kr!!! # import math # from itertools import * # import random # import calendar import datetime # import webbrowser n = int(input()) cap = [] women = [] men = [] rat = [] for i in range(n): s = input().split(" "...
output
1
48,385
14
96,771
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The ship crashed into a reef and is sinking. Now the entire crew must be evacuated. All n crew members have already lined up in a row (for convenience let's label them all from left to right wit...
instruction
0
48,390
14
96,780
Yes
output
1
48,390
14
96,781
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The ship crashed into a reef and is sinking. Now the entire crew must be evacuated. All n crew members have already lined up in a row (for convenience let's label them all from left to right wit...
instruction
0
48,391
14
96,782
Yes
output
1
48,391
14
96,783
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The ship crashed into a reef and is sinking. Now the entire crew must be evacuated. All n crew members have already lined up in a row (for convenience let's label them all from left to right wit...
instruction
0
48,392
14
96,784
Yes
output
1
48,392
14
96,785
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The ship crashed into a reef and is sinking. Now the entire crew must be evacuated. All n crew members have already lined up in a row (for convenience let's label them all from left to right wit...
instruction
0
48,393
14
96,786
Yes
output
1
48,393
14
96,787
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The ship crashed into a reef and is sinking. Now the entire crew must be evacuated. All n crew members have already lined up in a row (for convenience let's label them all from left to right wit...
instruction
0
48,394
14
96,788
No
output
1
48,394
14
96,789
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The ship crashed into a reef and is sinking. Now the entire crew must be evacuated. All n crew members have already lined up in a row (for convenience let's label them all from left to right wit...
instruction
0
48,395
14
96,790
No
output
1
48,395
14
96,791
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The ship crashed into a reef and is sinking. Now the entire crew must be evacuated. All n crew members have already lined up in a row (for convenience let's label them all from left to right wit...
instruction
0
48,396
14
96,792
No
output
1
48,396
14
96,793
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The ship crashed into a reef and is sinking. Now the entire crew must be evacuated. All n crew members have already lined up in a row (for convenience let's label them all from left to right wit...
instruction
0
48,397
14
96,794
No
output
1
48,397
14
96,795
Provide tags and a correct Python 3 solution for this coding contest problem. Suppose that you are in a campus and have to go for classes day by day. As you may see, when you hurry to a classroom, you surprisingly find that many seats there are already occupied. Today you and your friends went for class, and found out...
instruction
0
48,514
14
97,028
Tags: brute force, implementation Correct Solution: ``` from sys import stdin def main(): k, r = int(input().split()[2]) - 1, 0 l = stdin.read().splitlines() if k: l += map(''.join, zip(*l)) for s in l: for x in map(len, filter(None, s.split('*'))): if x > k: ...
output
1
48,514
14
97,029
Provide tags and a correct Python 3 solution for this coding contest problem. Suppose that you are in a campus and have to go for classes day by day. As you may see, when you hurry to a classroom, you surprisingly find that many seats there are already occupied. Today you and your friends went for class, and found out...
instruction
0
48,515
14
97,030
Tags: brute force, implementation Correct Solution: ``` # import time # # [int(x) for x in input().split()] # # # def timer(func): # def f(*args, **kwargs): # start_time = time.time() # ret = func(*args, **kwargs) # print("--- %s seconds ---" % (time.time() - start_time)) # return re...
output
1
48,515
14
97,031
Provide tags and a correct Python 3 solution for this coding contest problem. Suppose that you are in a campus and have to go for classes day by day. As you may see, when you hurry to a classroom, you surprisingly find that many seats there are already occupied. Today you and your friends went for class, and found out...
instruction
0
48,516
14
97,032
Tags: brute force, implementation Correct Solution: ``` import sys try: sys.stdin = open('input.txt', 'r') sys.stdout = open('output.txt', 'w') except: pass input = sys.stdin.readline n, m, k = list(map(int, input().split())) grid = [] ans = 0 for _ in range(n): cons = 0 grid.append(input().str...
output
1
48,516
14
97,033
Provide tags and a correct Python 3 solution for this coding contest problem. Suppose that you are in a campus and have to go for classes day by day. As you may see, when you hurry to a classroom, you surprisingly find that many seats there are already occupied. Today you and your friends went for class, and found out...
instruction
0
48,517
14
97,034
Tags: brute force, implementation Correct Solution: ``` n,m,k=map(int,input().split()) M=[input() for i in range(n)] ans=0 for i in range(n): res=0 for j in range(m): if M[i][j]=='.': res+=1 if res>=k: ans+=1 else: res=0 for j in range(m): ...
output
1
48,517
14
97,035
Provide tags and a correct Python 3 solution for this coding contest problem. Suppose that you are in a campus and have to go for classes day by day. As you may see, when you hurry to a classroom, you surprisingly find that many seats there are already occupied. Today you and your friends went for class, and found out...
instruction
0
48,518
14
97,036
Tags: brute force, implementation Correct Solution: ``` from collections import Counter import string import math import sys # sys.setrecursionlimit(10**6) from fractions import Fraction def array_int(): return [int(i) for i in sys.stdin.readline().split()] def vary(arrber_of_variables): if arrber_of_variables...
output
1
48,518
14
97,037
Provide tags and a correct Python 3 solution for this coding contest problem. Suppose that you are in a campus and have to go for classes day by day. As you may see, when you hurry to a classroom, you surprisingly find that many seats there are already occupied. Today you and your friends went for class, and found out...
instruction
0
48,519
14
97,038
Tags: brute force, implementation Correct Solution: ``` n, m, k = map(int, input().split()) a = [[0] * m for x in range(n)] s = [] count = 0 for i in range(n): s.append(input()) for i in range(n): y = 0 for j in range(m): if s[i][j] == ".": if(a[i][j] + 1 >= k and k > 1): ...
output
1
48,519
14
97,039
Provide tags and a correct Python 3 solution for this coding contest problem. Suppose that you are in a campus and have to go for classes day by day. As you may see, when you hurry to a classroom, you surprisingly find that many seats there are already occupied. Today you and your friends went for class, and found out...
instruction
0
48,520
14
97,040
Tags: brute force, implementation Correct Solution: ``` import sys input = sys.stdin.readline ins = lambda: input().rstrip() ini = lambda: int(input().rstrip()) inm = lambda: map(int, input().rstrip().split()) inl = lambda: list(map(int, input().split())) out = lambda x, s='\n': print(s.join(map(str, x))) n, m, k = in...
output
1
48,520
14
97,041
Provide tags and a correct Python 3 solution for this coding contest problem. Suppose that you are in a campus and have to go for classes day by day. As you may see, when you hurry to a classroom, you surprisingly find that many seats there are already occupied. Today you and your friends went for class, and found out...
instruction
0
48,521
14
97,042
Tags: brute force, implementation Correct Solution: ``` import sys import math import bisect def solve(A, k): n = len(A) m = len(A[0]) B = [] for i in range(n): B.append([0] * m) C = [] for i in range(n): C.append([0] * m) for i in range(n): for j in range(m): ...
output
1
48,521
14
97,043
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Suppose that you are in a campus and have to go for classes day by day. As you may see, when you hurry to a classroom, you surprisingly find that many seats there are already occupied. Today you...
instruction
0
48,522
14
97,044
Yes
output
1
48,522
14
97,045
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Suppose that you are in a campus and have to go for classes day by day. As you may see, when you hurry to a classroom, you surprisingly find that many seats there are already occupied. Today you...
instruction
0
48,523
14
97,046
Yes
output
1
48,523
14
97,047
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Suppose that you are in a campus and have to go for classes day by day. As you may see, when you hurry to a classroom, you surprisingly find that many seats there are already occupied. Today you...
instruction
0
48,524
14
97,048
Yes
output
1
48,524
14
97,049
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Suppose that you are in a campus and have to go for classes day by day. As you may see, when you hurry to a classroom, you surprisingly find that many seats there are already occupied. Today you...
instruction
0
48,525
14
97,050
Yes
output
1
48,525
14
97,051
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Suppose that you are in a campus and have to go for classes day by day. As you may see, when you hurry to a classroom, you surprisingly find that many seats there are already occupied. Today you...
instruction
0
48,526
14
97,052
No
output
1
48,526
14
97,053
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Suppose that you are in a campus and have to go for classes day by day. As you may see, when you hurry to a classroom, you surprisingly find that many seats there are already occupied. Today you...
instruction
0
48,527
14
97,054
No
output
1
48,527
14
97,055
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Suppose that you are in a campus and have to go for classes day by day. As you may see, when you hurry to a classroom, you surprisingly find that many seats there are already occupied. Today you...
instruction
0
48,528
14
97,056
No
output
1
48,528
14
97,057
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Suppose that you are in a campus and have to go for classes day by day. As you may see, when you hurry to a classroom, you surprisingly find that many seats there are already occupied. Today you...
instruction
0
48,529
14
97,058
No
output
1
48,529
14
97,059
Provide a correct Python 3 solution for this coding contest problem. Akari has n kinds of flowers, one of each kind. She is going to choose one or more of these flowers to make a bouquet. However, she hates two numbers a and b, so the number of flowers in the bouquet cannot be a or b. How many different bouquets ar...
instruction
0
48,558
14
97,116
"Correct Solution: ``` n,a,b = map(int,input().split()) mod = 10**9+7 def comb(n,r): u = 1 d = 1 for i in range(n-r+1,n+1): u = u*i%mod for i in range(1,r+1): d = d*i%mod D = pow(d,mod-2,mod) return u*D%mod ans = pow(2,n,mod)-1-comb(n,a)-comb(n,b) print(ans%mod) ```
output
1
48,558
14
97,117
Provide a correct Python 3 solution for this coding contest problem. Akari has n kinds of flowers, one of each kind. She is going to choose one or more of these flowers to make a bouquet. However, she hates two numbers a and b, so the number of flowers in the bouquet cannot be a or b. How many different bouquets ar...
instruction
0
48,559
14
97,118
"Correct Solution: ``` n, a, b = map(int, input().split()) mod = 10 ** 9 + 7 ans = pow(2, n, mod) - 1 nca, ncb = 1, 1 for i in range(b): ncb = ncb * (n - i) % mod ncb *= pow(i + 1, mod - 2, mod) if i + 1 == a: nca = ncb print((ans - (nca + ncb)) % mod) ```
output
1
48,559
14
97,119
Provide a correct Python 3 solution for this coding contest problem. Akari has n kinds of flowers, one of each kind. She is going to choose one or more of these flowers to make a bouquet. However, she hates two numbers a and b, so the number of flowers in the bouquet cannot be a or b. How many different bouquets ar...
instruction
0
48,560
14
97,120
"Correct Solution: ``` n, a, b = map(int, input().split()) mod = 10 ** 9 + 7 s = pow(2, n, mod) - 1 def comb(n, r): p, q = 1, 1 for i in range(r): p = p * (n - i) % mod q = q * (i + 1) % mod return p * pow(q, mod - 2, mod) % mod print((s - comb(n, a) - comb(n, b))%mod) ```
output
1
48,560
14
97,121
Provide a correct Python 3 solution for this coding contest problem. Akari has n kinds of flowers, one of each kind. She is going to choose one or more of these flowers to make a bouquet. However, she hates two numbers a and b, so the number of flowers in the bouquet cannot be a or b. How many different bouquets ar...
instruction
0
48,561
14
97,122
"Correct Solution: ``` from functools import reduce n,a,b=map(int,input().split()) def nCr(N,R,DIV): f=lambda x,y:x*y%DIV X=reduce(f,range(N-R+1,N+1)) Y=reduce(f,range(1,R+1)) return X*pow(Y,DIV-2,DIV)%DIV DIV=10**9+7 ans=pow(2,n,DIV)-1 ans-=nCr(n,a,DIV) ans-=nCr(n,b,DIV) print(ans%DIV) ```
output
1
48,561
14
97,123
Provide a correct Python 3 solution for this coding contest problem. Akari has n kinds of flowers, one of each kind. She is going to choose one or more of these flowers to make a bouquet. However, she hates two numbers a and b, so the number of flowers in the bouquet cannot be a or b. How many different bouquets ar...
instruction
0
48,562
14
97,124
"Correct Solution: ``` import math n,a,b = [int(i) for i in input().split()] mod = 10**9+7 def comb(n,k): ans = 1 for i in range(k): ans = ans*(n-i)%mod for i in range(1,k+1): ans = ans*pow(i,mod-2,mod)%mod return ans print((pow(2,n,mod)-1-comb(n,a)-comb(n,b))%mod) # print(comb(n,a)) ```
output
1
48,562
14
97,125
Provide a correct Python 3 solution for this coding contest problem. Akari has n kinds of flowers, one of each kind. She is going to choose one or more of these flowers to make a bouquet. However, she hates two numbers a and b, so the number of flowers in the bouquet cannot be a or b. How many different bouquets ar...
instruction
0
48,563
14
97,126
"Correct Solution: ``` s=list(map(int,input().split())) ans=0 ad=1 mod=10**9+7 def comb(x): a=b=1 for i in range(x): a=a*(s[0]-i)%mod b=b*(i+1)%mod return a*pow(b,mod-2,mod)%mod ans=pow(2,s[0],mod) print((ans-1-comb(s[1])-comb(s[2]))%mod) ```
output
1
48,563
14
97,127
Provide a correct Python 3 solution for this coding contest problem. Akari has n kinds of flowers, one of each kind. She is going to choose one or more of these flowers to make a bouquet. However, she hates two numbers a and b, so the number of flowers in the bouquet cannot be a or b. How many different bouquets ar...
instruction
0
48,564
14
97,128
"Correct Solution: ``` m = 10**9+7 n,a,b = map(int,input().split()) def c(k): v = 1 w = 1 for i in range(k): v = v*(n-i)%m #n*(n-1)*...*(n-k+1) 分子 w = w*(i+1)%m #1*2*...*k 分母 #pow(w,m-2,m)はmod mの世界でのwの逆元 return (v*pow(w,m-2,m)%m) print((pow(2,n,m)-1-c(a)-c(b))%m) ```
output
1
48,564
14
97,129
Provide a correct Python 3 solution for this coding contest problem. Akari has n kinds of flowers, one of each kind. She is going to choose one or more of these flowers to make a bouquet. However, she hates two numbers a and b, so the number of flowers in the bouquet cannot be a or b. How many different bouquets ar...
instruction
0
48,565
14
97,130
"Correct Solution: ``` import itertools import math n,a,b = map(int,input().split()) mod = 10**9+7 def comb(n, r): ans = 1 for i in range(r): ans = ans * (n-i) * pow(i+1, mod-2, mod) % mod return ans print((pow(2, n, mod)-1-comb(n,a)-comb(n,b)) % mod) ```
output
1
48,565
14
97,131
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Akari has n kinds of flowers, one of each kind. She is going to choose one or more of these flowers to make a bouquet. However, she hates two numbers a and b, so the number of flowers in the b...
instruction
0
48,566
14
97,132
Yes
output
1
48,566
14
97,133
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Akari has n kinds of flowers, one of each kind. She is going to choose one or more of these flowers to make a bouquet. However, she hates two numbers a and b, so the number of flowers in the b...
instruction
0
48,567
14
97,134
Yes
output
1
48,567
14
97,135
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Akari has n kinds of flowers, one of each kind. She is going to choose one or more of these flowers to make a bouquet. However, she hates two numbers a and b, so the number of flowers in the b...
instruction
0
48,568
14
97,136
Yes
output
1
48,568
14
97,137
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Akari has n kinds of flowers, one of each kind. She is going to choose one or more of these flowers to make a bouquet. However, she hates two numbers a and b, so the number of flowers in the b...
instruction
0
48,569
14
97,138
Yes
output
1
48,569
14
97,139
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Akari has n kinds of flowers, one of each kind. She is going to choose one or more of these flowers to make a bouquet. However, she hates two numbers a and b, so the number of flowers in the b...
instruction
0
48,570
14
97,140
No
output
1
48,570
14
97,141
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Akari has n kinds of flowers, one of each kind. She is going to choose one or more of these flowers to make a bouquet. However, she hates two numbers a and b, so the number of flowers in the b...
instruction
0
48,571
14
97,142
No
output
1
48,571
14
97,143
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Akari has n kinds of flowers, one of each kind. She is going to choose one or more of these flowers to make a bouquet. However, she hates two numbers a and b, so the number of flowers in the b...
instruction
0
48,572
14
97,144
No
output
1
48,572
14
97,145