message stringlengths 2 22.7k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 145 109k | cluster float64 9 9 | __index_level_0__ int64 290 217k |
|---|---|---|---|---|---|
Provide a correct Python 3 solution for this coding contest problem.
Way to go! Heidi now knows how many brains there must be for her to get one. But throwing herself in the midst of a clutch of hungry zombies is quite a risky endeavor. Hence Heidi wonders: what is the smallest number of brains that must be in the che... | instruction | 0 | 100,788 | 9 | 201,576 |
"Correct Solution:
```
import math
N = int(input().split()[0])
if N % 2:
print (int((N-1)/2))
else:
print(int((N - pow(2, int(math.log2(N))))/2))
``` | output | 1 | 100,788 | 9 | 201,577 |
Provide a correct Python 3 solution for this coding contest problem.
Way to go! Heidi now knows how many brains there must be for her to get one. But throwing herself in the midst of a clutch of hungry zombies is quite a risky endeavor. Hence Heidi wonders: what is the smallest number of brains that must be in the che... | instruction | 0 | 100,789 | 9 | 201,578 |
"Correct Solution:
```
n = int(input())
if n & 1:
print(n//2)
else:
k = 1
while k <= n:
k *= 2
print((n - k//2)//2)
``` | output | 1 | 100,789 | 9 | 201,579 |
Provide a correct Python 3 solution for this coding contest problem.
Way to go! Heidi now knows how many brains there must be for her to get one. But throwing herself in the midst of a clutch of hungry zombies is quite a risky endeavor. Hence Heidi wonders: what is the smallest number of brains that must be in the che... | instruction | 0 | 100,790 | 9 | 201,580 |
"Correct Solution:
```
n = int(input())
ans = -1
if n % 2 == 1:
ans = (n - 1) // 2
else:
two = 1
while two * 2 <= n:
two *= 2
ans = (n - two) // 2
print(ans)
``` | output | 1 | 100,790 | 9 | 201,581 |
Provide a correct Python 3 solution for this coding contest problem.
Way to go! Heidi now knows how many brains there must be for her to get one. But throwing herself in the midst of a clutch of hungry zombies is quite a risky endeavor. Hence Heidi wonders: what is the smallest number of brains that must be in the che... | instruction | 0 | 100,791 | 9 | 201,582 |
"Correct Solution:
```
import math
a = int(input())
if a%2==1:
print(math.ceil((a-1)/2))
else:
z = 1
while z*2<=a:
z*=2
print((a-z)//2)
``` | output | 1 | 100,791 | 9 | 201,583 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Way to go! Heidi now knows how many brains there must be for her to get one. But throwing herself in the midst of a clutch of hungry zombies is quite a risky endeavor. Hence Heidi wonders: what ... | instruction | 0 | 100,792 | 9 | 201,584 |
No | output | 1 | 100,792 | 9 | 201,585 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Way to go! Heidi now knows how many brains there must be for her to get one. But throwing herself in the midst of a clutch of hungry zombies is quite a risky endeavor. Hence Heidi wonders: what ... | instruction | 0 | 100,793 | 9 | 201,586 |
No | output | 1 | 100,793 | 9 | 201,587 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Way to go! Heidi now knows how many brains there must be for her to get one. But throwing herself in the midst of a clutch of hungry zombies is quite a risky endeavor. Hence Heidi wonders: what ... | instruction | 0 | 100,794 | 9 | 201,588 |
No | output | 1 | 100,794 | 9 | 201,589 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Way to go! Heidi now knows how many brains there must be for her to get one. But throwing herself in the midst of a clutch of hungry zombies is quite a risky endeavor. Hence Heidi wonders: what ... | instruction | 0 | 100,795 | 9 | 201,590 |
No | output | 1 | 100,795 | 9 | 201,591 |
Provide a correct Python 3 solution for this coding contest problem.
Making Lunch Boxes
Taro has been hooked on making lunch boxes recently. Taro has obtained a new lunch box recipe book today, and wants to try as many of the recipes listed in the book as possible.
Enough of the ingredients for all the recipes are a... | instruction | 0 | 101,129 | 9 | 202,258 |
"Correct Solution:
```
# This file is a "Hello, world!" in Python language by CPython for wandbox.
iipt=lambda:int(input())
miipt=lambda:list(map(int, input().split()))
from pprint import pprint
r=[]
n=m=0
def solven(k, i):
# k: 各材料の余ってるかどうかbit
# i: i以降のレシピを足していこう
# return 足せるレシピ数のmax
if i==n:
r... | output | 1 | 101,129 | 9 | 202,259 |
Provide a correct Python 3 solution for this coding contest problem.
Making Lunch Boxes
Taro has been hooked on making lunch boxes recently. Taro has obtained a new lunch box recipe book today, and wants to try as many of the recipes listed in the book as possible.
Enough of the ingredients for all the recipes are a... | instruction | 0 | 101,130 | 9 | 202,260 |
"Correct Solution:
```
from collections import defaultdict
def main(n, m):
b = [int('0b' + input(), 0) for i in range(n)]
ans = 0
d = defaultdict(int)
d[0] = 0
for i in b:
nd = defaultdict(int)
for k, v in d.items():
nd[k] = v
for key, value in d.items():
... | output | 1 | 101,130 | 9 | 202,261 |
Provide a correct Python 3 solution for this coding contest problem.
Making Lunch Boxes
Taro has been hooked on making lunch boxes recently. Taro has obtained a new lunch box recipe book today, and wants to try as many of the recipes listed in the book as possible.
Enough of the ingredients for all the recipes are a... | instruction | 0 | 101,131 | 9 | 202,262 |
"Correct Solution:
```
while 1:
n, m = map(int, input().split())
if n+m == 0:
break
B = [int(input(),2) for i in range(n)]
C = {0: 0}
for b in B:
*D, = C.items()
for k, v in D:
C[k^b] = max(C.get(k^b, 0), v+1)
print(C[0])
``` | output | 1 | 101,131 | 9 | 202,263 |
Provide a correct Python 3 solution for this coding contest problem.
Making Lunch Boxes
Taro has been hooked on making lunch boxes recently. Taro has obtained a new lunch box recipe book today, and wants to try as many of the recipes listed in the book as possible.
Enough of the ingredients for all the recipes are a... | instruction | 0 | 101,132 | 9 | 202,264 |
"Correct Solution:
```
while 1:
n, m = map(int, input().split())
if n == m == 0:
break
B = [int(input(), 2) for i in range(n)]
C = {0: 0}
for b in B:
D = dict(C)
for k in C:
D[k ^ b] = max(D.get(k ^ b, 0), C[k] + 1)
C = D
print(C[0])
``` | output | 1 | 101,132 | 9 | 202,265 |
Provide a correct Python 3 solution for this coding contest problem.
Making Lunch Boxes
Taro has been hooked on making lunch boxes recently. Taro has obtained a new lunch box recipe book today, and wants to try as many of the recipes listed in the book as possible.
Enough of the ingredients for all the recipes are a... | instruction | 0 | 101,133 | 9 | 202,266 |
"Correct Solution:
```
while 1:
n, m = map(int, input().split())
if n+m == 0:
break
B = [int(input(),2) for i in range(n)]
C = {0: 0}
for b in B:
D = dict(C)
for k, v in D.items():
C[k^b] = max(C.get(k^b, 0), v+1)
print(C[0])
``` | output | 1 | 101,133 | 9 | 202,267 |
Provide a correct Python 3 solution for this coding contest problem.
Making Lunch Boxes
Taro has been hooked on making lunch boxes recently. Taro has obtained a new lunch box recipe book today, and wants to try as many of the recipes listed in the book as possible.
Enough of the ingredients for all the recipes are a... | instruction | 0 | 101,134 | 9 | 202,268 |
"Correct Solution:
```
#2006_D
"""
import sys
from collections import defaultdict
def dfs(d,y,x,f):
global ans
if d >= 10:
return
f_ = defaultdict(int)
for i in f.keys():
f_[i] = f[i]
for t,s in vr[(y,x)]:
if a[t][s] == 3:
ans = min(ans,d+1)
break
... | output | 1 | 101,134 | 9 | 202,269 |
Provide a correct Python 3 solution for this coding contest problem.
Making Lunch Boxes
Taro has been hooked on making lunch boxes recently. Taro has obtained a new lunch box recipe book today, and wants to try as many of the recipes listed in the book as possible.
Enough of the ingredients for all the recipes are a... | instruction | 0 | 101,135 | 9 | 202,270 |
"Correct Solution:
```
ans = []
while 1:
n, m = map(int, input().split())
if n+m == 0:
break
C = {0: 0}
for i in range(n):
b = int(input(), 2)
for k, v in dict(C).items():
if C.get(k^b, 0) < v+1:
C[k^b] = v+1
ans.append(C[0])
print(*ans, sep="\n")
... | output | 1 | 101,135 | 9 | 202,271 |
Provide a correct Python 3 solution for this coding contest problem.
Making Lunch Boxes
Taro has been hooked on making lunch boxes recently. Taro has obtained a new lunch box recipe book today, and wants to try as many of the recipes listed in the book as possible.
Enough of the ingredients for all the recipes are a... | instruction | 0 | 101,136 | 9 | 202,272 |
"Correct Solution:
```
def make(n):
C = {0: 0}
for i in range(n):
b = int(input(), 2)
for k, v in dict(C).items():
if C.get(k^b, 0) < v+1:
C[k^b] = v+1
return C
def calc(P, Q):
yield 0
for k, v in P.items():
if k in Q:
yield v + Q[k]
de... | output | 1 | 101,136 | 9 | 202,273 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Making Lunch Boxes
Taro has been hooked on making lunch boxes recently. Taro has obtained a new lunch box recipe book today, and wants to try as many of the recipes listed in the book as possib... | instruction | 0 | 101,137 | 9 | 202,274 |
Yes | output | 1 | 101,137 | 9 | 202,275 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Making Lunch Boxes
Taro has been hooked on making lunch boxes recently. Taro has obtained a new lunch box recipe book today, and wants to try as many of the recipes listed in the book as possib... | instruction | 0 | 101,138 | 9 | 202,276 |
Yes | output | 1 | 101,138 | 9 | 202,277 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Making Lunch Boxes
Taro has been hooked on making lunch boxes recently. Taro has obtained a new lunch box recipe book today, and wants to try as many of the recipes listed in the book as possib... | instruction | 0 | 101,139 | 9 | 202,278 |
Yes | output | 1 | 101,139 | 9 | 202,279 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Making Lunch Boxes
Taro has been hooked on making lunch boxes recently. Taro has obtained a new lunch box recipe book today, and wants to try as many of the recipes listed in the book as possib... | instruction | 0 | 101,140 | 9 | 202,280 |
No | output | 1 | 101,140 | 9 | 202,281 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Making Lunch Boxes
Taro has been hooked on making lunch boxes recently. Taro has obtained a new lunch box recipe book today, and wants to try as many of the recipes listed in the book as possib... | instruction | 0 | 101,141 | 9 | 202,282 |
No | output | 1 | 101,141 | 9 | 202,283 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Making Lunch Boxes
Taro has been hooked on making lunch boxes recently. Taro has obtained a new lunch box recipe book today, and wants to try as many of the recipes listed in the book as possib... | instruction | 0 | 101,142 | 9 | 202,284 |
No | output | 1 | 101,142 | 9 | 202,285 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Making Lunch Boxes
Taro has been hooked on making lunch boxes recently. Taro has obtained a new lunch box recipe book today, and wants to try as many of the recipes listed in the book as possib... | instruction | 0 | 101,143 | 9 | 202,286 |
No | output | 1 | 101,143 | 9 | 202,287 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Problem statement
It was a month ago. Nikunishi, an elementary school student, did not do his summer vacation homework. Therefore, the independent study decided to investigate the strength of t... | instruction | 0 | 101,158 | 9 | 202,316 |
No | output | 1 | 101,158 | 9 | 202,317 |
Provide tags and a correct Python 3 solution for this coding contest problem.
It's another Start[c]up finals, and that means there is pizza to order for the onsite contestants. There are only 2 types of pizza (obviously not, but let's just pretend for the sake of the problem), and all pizzas contain exactly S slices.
... | instruction | 0 | 101,714 | 9 | 203,428 |
Tags: binary search, sortings, ternary search
Correct Solution:
```
def bins(sortedlist,x):
n=len(sortedlist)
start = 0
end = n - 1
while(start <= end):
mid =int( (start + end)/2)
if (x == sortedlist[mid][0]):
return mid
elif(x < sortedlist[mid][0]):
end... | output | 1 | 101,714 | 9 | 203,429 |
Provide tags and a correct Python 3 solution for this coding contest problem.
It's another Start[c]up finals, and that means there is pizza to order for the onsite contestants. There are only 2 types of pizza (obviously not, but let's just pretend for the sake of the problem), and all pizzas contain exactly S slices.
... | instruction | 0 | 101,715 | 9 | 203,430 |
Tags: binary search, sortings, ternary search
Correct Solution:
```
n, S = map(int, input().split())
arr = []
suma = 0
happy = 0
sumb = 0
dif = []
for i in range(n):
c, a, b = map(int, input().split())
if a >= b:
suma += c
happy += a * c
else:
sumb += c
happy += b * c
dif... | output | 1 | 101,715 | 9 | 203,431 |
Provide tags and a correct Python 3 solution for this coding contest problem.
It's another Start[c]up finals, and that means there is pizza to order for the onsite contestants. There are only 2 types of pizza (obviously not, but let's just pretend for the sake of the problem), and all pizzas contain exactly S slices.
... | instruction | 0 | 101,716 | 9 | 203,432 |
Tags: binary search, sortings, ternary search
Correct Solution:
```
def solve(ls):
ls.sort(key=lambda q: q[1] - q[0])
m = sum(si for a, b, si in ls)
k = s * (m // s)
n = m - k
x = y = z = 0
for a, b, si in ls:
if k >= si:
k -= si
z += si * a
elif k:
... | output | 1 | 101,716 | 9 | 203,433 |
Provide tags and a correct Python 3 solution for this coding contest problem.
It's another Start[c]up finals, and that means there is pizza to order for the onsite contestants. There are only 2 types of pizza (obviously not, but let's just pretend for the sake of the problem), and all pizzas contain exactly S slices.
... | instruction | 0 | 101,717 | 9 | 203,434 |
Tags: binary search, sortings, ternary search
Correct Solution:
```
# -*- coding: utf-8 -*-
import math
import collections
import bisect
import heapq
import time
import random
"""
created by shhuan at 2017/10/3 12:35
"""
N, S = map(int, input().split())
M = []
for i in range(N):
M.append([int(x) for x in input(... | output | 1 | 101,717 | 9 | 203,435 |
Provide tags and a correct Python 3 solution for this coding contest problem.
It's another Start[c]up finals, and that means there is pizza to order for the onsite contestants. There are only 2 types of pizza (obviously not, but let's just pretend for the sake of the problem), and all pizzas contain exactly S slices.
... | instruction | 0 | 101,718 | 9 | 203,436 |
Tags: binary search, sortings, ternary search
Correct Solution:
```
n, S = 0, 0
s = []
a = []
b = []
class node:
def __init__(self, x, id):
self.x = x
self.id = id
return
def __lt__(self, p):
return self.x < p.x
c = []
i , f = 0, 0
ans, sum, a1, a2 = 0, 0, 0, 0
s1, s2 = 0, 0
li... | output | 1 | 101,718 | 9 | 203,437 |
Provide tags and a correct Python 3 solution for this coding contest problem.
It's another Start[c]up finals, and that means there is pizza to order for the onsite contestants. There are only 2 types of pizza (obviously not, but let's just pretend for the sake of the problem), and all pizzas contain exactly S slices.
... | instruction | 0 | 101,719 | 9 | 203,438 |
Tags: binary search, sortings, ternary search
Correct Solution:
```
def get_losts(persons, count):
persons.sort(key = lambda p : p.lost)
losts = 0
i = 0
while count > 0:
df = min(count, persons[i].s)
losts += df * persons[i].lost
count -= df
i += 1
return losts
... | output | 1 | 101,719 | 9 | 203,439 |
Provide tags and a correct Python 3 solution for this coding contest problem.
It's another Start[c]up finals, and that means there is pizza to order for the onsite contestants. There are only 2 types of pizza (obviously not, but let's just pretend for the sake of the problem), and all pizzas contain exactly S slices.
... | instruction | 0 | 101,720 | 9 | 203,440 |
Tags: binary search, sortings, ternary search
Correct Solution:
```
# ---------------------------iye ha aam zindegi---------------------------------------------
import math
import random
import heapq, bisect
import sys
from collections import deque, defaultdict
from fractions import Fraction
import sys
#import threadin... | output | 1 | 101,720 | 9 | 203,441 |
Provide tags and a correct Python 3 solution for this coding contest problem.
It's another Start[c]up finals, and that means there is pizza to order for the onsite contestants. There are only 2 types of pizza (obviously not, but let's just pretend for the sake of the problem), and all pizzas contain exactly S slices.
... | instruction | 0 | 101,721 | 9 | 203,442 |
Tags: binary search, sortings, ternary search
Correct Solution:
```
from collections import namedtuple
Member = namedtuple('Member', ['parts', 'a_happy', 'b_happy'])
def happy_diff(m):
return m.a_happy - m.b_happy
def main():
input_strings_members, parts = read_input()
a_members, b_members, other_memb... | output | 1 | 101,721 | 9 | 203,443 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
It's another Start[c]up finals, and that means there is pizza to order for the onsite contestants. There are only 2 types of pizza (obviously not, but let's just pretend for the sake of the prob... | instruction | 0 | 101,722 | 9 | 203,444 |
Yes | output | 1 | 101,722 | 9 | 203,445 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
It's another Start[c]up finals, and that means there is pizza to order for the onsite contestants. There are only 2 types of pizza (obviously not, but let's just pretend for the sake of the prob... | instruction | 0 | 101,723 | 9 | 203,446 |
Yes | output | 1 | 101,723 | 9 | 203,447 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
It's another Start[c]up finals, and that means there is pizza to order for the onsite contestants. There are only 2 types of pizza (obviously not, but let's just pretend for the sake of the prob... | instruction | 0 | 101,724 | 9 | 203,448 |
Yes | output | 1 | 101,724 | 9 | 203,449 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
It's another Start[c]up finals, and that means there is pizza to order for the onsite contestants. There are only 2 types of pizza (obviously not, but let's just pretend for the sake of the prob... | instruction | 0 | 101,725 | 9 | 203,450 |
Yes | output | 1 | 101,725 | 9 | 203,451 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
It's another Start[c]up finals, and that means there is pizza to order for the onsite contestants. There are only 2 types of pizza (obviously not, but let's just pretend for the sake of the prob... | instruction | 0 | 101,726 | 9 | 203,452 |
No | output | 1 | 101,726 | 9 | 203,453 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
It's another Start[c]up finals, and that means there is pizza to order for the onsite contestants. There are only 2 types of pizza (obviously not, but let's just pretend for the sake of the prob... | instruction | 0 | 101,727 | 9 | 203,454 |
No | output | 1 | 101,727 | 9 | 203,455 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
It's another Start[c]up finals, and that means there is pizza to order for the onsite contestants. There are only 2 types of pizza (obviously not, but let's just pretend for the sake of the prob... | instruction | 0 | 101,728 | 9 | 203,456 |
No | output | 1 | 101,728 | 9 | 203,457 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
It's another Start[c]up finals, and that means there is pizza to order for the onsite contestants. There are only 2 types of pizza (obviously not, but let's just pretend for the sake of the prob... | instruction | 0 | 101,729 | 9 | 203,458 |
No | output | 1 | 101,729 | 9 | 203,459 |
Provide a correct Python 3 solution for this coding contest problem.
There are N dishes of cuisine placed in front of Takahashi and Aoki. For convenience, we call these dishes Dish 1, Dish 2, ..., Dish N.
When Takahashi eats Dish i, he earns A_i points of happiness; when Aoki eats Dish i, she earns B_i points of happ... | instruction | 0 | 101,856 | 9 | 203,712 |
"Correct Solution:
```
n=int(input())
s=[]
for i in range(n):
a,b=map(int,input().split())
s.append([a+b,a,b])
s=sorted(s,key=lambda x: x[0],reverse=True)
tk,ao=0,0
for i in range(n):
if i%2==0:
tk+=s[i][1]
else:
ao+=s[i][2]
print(tk-ao)
``` | output | 1 | 101,856 | 9 | 203,713 |
Provide a correct Python 3 solution for this coding contest problem.
There are N dishes of cuisine placed in front of Takahashi and Aoki. For convenience, we call these dishes Dish 1, Dish 2, ..., Dish N.
When Takahashi eats Dish i, he earns A_i points of happiness; when Aoki eats Dish i, she earns B_i points of happ... | instruction | 0 | 101,857 | 9 | 203,714 |
"Correct Solution:
```
N = int(input())
X = [list(map(int, input().split())) for i in range(N)]
X.sort(key=lambda x: x[0] + x[1], reverse=True)
ans = 0
for i, (a, b) in enumerate(X):
if i % 2 == 0:
ans += a
else:
ans -= b
print(ans)
``` | output | 1 | 101,857 | 9 | 203,715 |
Provide a correct Python 3 solution for this coding contest problem.
There are N dishes of cuisine placed in front of Takahashi and Aoki. For convenience, we call these dishes Dish 1, Dish 2, ..., Dish N.
When Takahashi eats Dish i, he earns A_i points of happiness; when Aoki eats Dish i, she earns B_i points of happ... | instruction | 0 | 101,858 | 9 | 203,716 |
"Correct Solution:
```
N = int(input())
AB, ans = [], 0
for _ in range(N):
a, b = map(int, input().split())
AB.append([a+b, a, b])
AB = sorted(AB, reverse=True)
for i in range(N):
ans += (-1)**(i%2) * AB[i][i%2 + 1]
print(ans)
``` | output | 1 | 101,858 | 9 | 203,717 |
Provide a correct Python 3 solution for this coding contest problem.
There are N dishes of cuisine placed in front of Takahashi and Aoki. For convenience, we call these dishes Dish 1, Dish 2, ..., Dish N.
When Takahashi eats Dish i, he earns A_i points of happiness; when Aoki eats Dish i, she earns B_i points of happ... | instruction | 0 | 101,859 | 9 | 203,718 |
"Correct Solution:
```
n=int(input())
l=[list(map(int,input().split())) for _ in range(n)]
l.sort(key=lambda x:x[0]+x[1],reverse=True)
print(sum([l[i][0] for i in range(n) if i % 2 == 0]) - sum([l[i][1] for i in range(n) if i % 2 == 1]))
``` | output | 1 | 101,859 | 9 | 203,719 |
Provide a correct Python 3 solution for this coding contest problem.
There are N dishes of cuisine placed in front of Takahashi and Aoki. For convenience, we call these dishes Dish 1, Dish 2, ..., Dish N.
When Takahashi eats Dish i, he earns A_i points of happiness; when Aoki eats Dish i, she earns B_i points of happ... | instruction | 0 | 101,860 | 9 | 203,720 |
"Correct Solution:
```
N = int(input())
A, B = [], []
for _ in range(N):
a, b = map(int, input().split())
A.append(a + b)
B.append(b)
A.sort(reverse=True)
print(sum([ab for i, ab in enumerate(A) if i % 2 == 0]) - sum(B))
``` | output | 1 | 101,860 | 9 | 203,721 |
Provide a correct Python 3 solution for this coding contest problem.
There are N dishes of cuisine placed in front of Takahashi and Aoki. For convenience, we call these dishes Dish 1, Dish 2, ..., Dish N.
When Takahashi eats Dish i, he earns A_i points of happiness; when Aoki eats Dish i, she earns B_i points of happ... | instruction | 0 | 101,861 | 9 | 203,722 |
"Correct Solution:
```
N=int(input())
AB=[list(map(int,input().split())) for i in range(N)]
b=-sum(AB[i][1] for i in range(N))
AB.sort(key=lambda x:x[0]+x[1],reverse=True)
for i in range(N):
if i%2==0:
b+=sum(AB[i])
print(b)
``` | output | 1 | 101,861 | 9 | 203,723 |
Provide a correct Python 3 solution for this coding contest problem.
There are N dishes of cuisine placed in front of Takahashi and Aoki. For convenience, we call these dishes Dish 1, Dish 2, ..., Dish N.
When Takahashi eats Dish i, he earns A_i points of happiness; when Aoki eats Dish i, she earns B_i points of happ... | instruction | 0 | 101,862 | 9 | 203,724 |
"Correct Solution:
```
N = int(input())
e = [tuple(map(int, input().split())) for _ in range(N)]
e.sort(key=lambda x: x[0] + x[1], reverse=True)
ans = 0
for i in range(N):
if i % 2 == 0:
ans += e[i][0]
else:
ans -= e[i][1]
print(ans)
``` | output | 1 | 101,862 | 9 | 203,725 |
Provide a correct Python 3 solution for this coding contest problem.
There are N dishes of cuisine placed in front of Takahashi and Aoki. For convenience, we call these dishes Dish 1, Dish 2, ..., Dish N.
When Takahashi eats Dish i, he earns A_i points of happiness; when Aoki eats Dish i, she earns B_i points of happ... | instruction | 0 | 101,863 | 9 | 203,726 |
"Correct Solution:
```
N = int(input())
AB = []
for _ in range(N):
A, B = map(int, input().split())
AB.append([A+B, A, B])
AB.sort()
result = [0, 0]
for i in range(N):
result[i%2] += AB[-1][i%2+1]
del AB[-1]
print(result[0] - result[1])
``` | output | 1 | 101,863 | 9 | 203,727 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N dishes of cuisine placed in front of Takahashi and Aoki. For convenience, we call these dishes Dish 1, Dish 2, ..., Dish N.
When Takahashi eats Dish i, he earns A_i points of happin... | instruction | 0 | 101,864 | 9 | 203,728 |
Yes | output | 1 | 101,864 | 9 | 203,729 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N dishes of cuisine placed in front of Takahashi and Aoki. For convenience, we call these dishes Dish 1, Dish 2, ..., Dish N.
When Takahashi eats Dish i, he earns A_i points of happin... | instruction | 0 | 101,865 | 9 | 203,730 |
Yes | output | 1 | 101,865 | 9 | 203,731 |
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