message stringlengths 2 67k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 463 109k | cluster float64 19 19 | __index_level_0__ int64 926 217k |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
Have you ever played Hanabi? If not, then you've got to try it out! This problem deals with a simplified version of the game.
Overall, the game has 25 types of cards (5 distinct colors and 5 distinct values). Borya is holding n cards. The g... | instruction | 0 | 33,740 | 19 | 67,480 |
Tags: bitmasks, brute force, implementation
Correct Solution:
```
from itertools import chain, combinations
from copy import deepcopy
def powerset(iterable):
s = list(iterable)
return chain.from_iterable(combinations(s, r) for r in range(len(s)+1))
n = int(input())
locations = input().split()
matrixG = [[0]*5 f... | output | 1 | 33,740 | 19 | 67,481 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Have you ever played Hanabi? If not, then you've got to try it out! This problem deals with a simplified version of the game.
Overall, the game has 25 types of cards (5 distinct colors and 5 distinct values). Borya is holding n cards. The g... | instruction | 0 | 33,741 | 19 | 67,482 |
Tags: bitmasks, brute force, implementation
Correct Solution:
```
import itertools
input()
cards = tuple(set(str.split(input())))
n = len(cards)
if n == 1:
print(0)
exit()
symbols = "RGBYW12345"
for l in range(1, 10):
for comb in itertools.combinations(symbols, l):
positions = [cards] * n
... | output | 1 | 33,741 | 19 | 67,483 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Have you ever played Hanabi? If not, then you've got to try it out! This problem deals with a simplified version of the game.
Overall, the game has 25 types of cards (5 distinct colors and 5 distinct values). Borya is holding n cards. The g... | instruction | 0 | 33,742 | 19 | 67,484 |
Tags: bitmasks, brute force, implementation
Correct Solution:
```
from collections import Counter
n = int(input())
pcards = set(input().split())
qs = 'RGBYW12345'
best = 10
for mask in range(1024):
cnt = 0
tmp = mask
while tmp:
tmp &= tmp - 1
cnt += 1
knows = [qs[i] for i in range(... | output | 1 | 33,742 | 19 | 67,485 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Have you ever played Hanabi? If not, then you've got to try it out! This problem deals with a simplified version of the game.
Overall, the game has 25 types of cards (5 distinct colors and 5 distinct values). Borya is holding n cards. The g... | instruction | 0 | 33,743 | 19 | 67,486 |
Tags: bitmasks, brute force, implementation
Correct Solution:
```
def check(hint, Card):
for i in Card :
for j in Card :
if i == j : continue
elif i[0] == j[0] :
if i[1] not in hint and j[1] not in hint :
return False
elif i[1] == j[1] ... | output | 1 | 33,743 | 19 | 67,487 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Have you ever played Hanabi? If not, then you've got to try it out! This problem deals with a simplified version of the game.
Overall, the game has 25 types of cards (5 distinct colors and 5 di... | instruction | 0 | 33,744 | 19 | 67,488 |
Yes | output | 1 | 33,744 | 19 | 67,489 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Have you ever played Hanabi? If not, then you've got to try it out! This problem deals with a simplified version of the game.
Overall, the game has 25 types of cards (5 distinct colors and 5 di... | instruction | 0 | 33,745 | 19 | 67,490 |
Yes | output | 1 | 33,745 | 19 | 67,491 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Have you ever played Hanabi? If not, then you've got to try it out! This problem deals with a simplified version of the game.
Overall, the game has 25 types of cards (5 distinct colors and 5 di... | instruction | 0 | 33,746 | 19 | 67,492 |
Yes | output | 1 | 33,746 | 19 | 67,493 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Have you ever played Hanabi? If not, then you've got to try it out! This problem deals with a simplified version of the game.
Overall, the game has 25 types of cards (5 distinct colors and 5 di... | instruction | 0 | 33,747 | 19 | 67,494 |
Yes | output | 1 | 33,747 | 19 | 67,495 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Have you ever played Hanabi? If not, then you've got to try it out! This problem deals with a simplified version of the game.
Overall, the game has 25 types of cards (5 distinct colors and 5 di... | instruction | 0 | 33,748 | 19 | 67,496 |
No | output | 1 | 33,748 | 19 | 67,497 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Have you ever played Hanabi? If not, then you've got to try it out! This problem deals with a simplified version of the game.
Overall, the game has 25 types of cards (5 distinct colors and 5 di... | instruction | 0 | 33,749 | 19 | 67,498 |
No | output | 1 | 33,749 | 19 | 67,499 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Have you ever played Hanabi? If not, then you've got to try it out! This problem deals with a simplified version of the game.
Overall, the game has 25 types of cards (5 distinct colors and 5 di... | instruction | 0 | 33,750 | 19 | 67,500 |
No | output | 1 | 33,750 | 19 | 67,501 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Have you ever played Hanabi? If not, then you've got to try it out! This problem deals with a simplified version of the game.
Overall, the game has 25 types of cards (5 distinct colors and 5 di... | instruction | 0 | 33,751 | 19 | 67,502 |
No | output | 1 | 33,751 | 19 | 67,503 |
Provide a correct Python 3 solution for this coding contest problem.
Yuta is addicted to the popular game "Beat Panel" at a nearby arcade. The game consists of a total of 16 panel-type buttons, 4x4, arranged in a grid as shown.
<image>
As shown in the figure, the buttons are arranged in the order of button 1, butto... | instruction | 0 | 34,178 | 19 | 68,356 |
"Correct Solution:
```
bitcount = [bin(i).count('1') for i in range(0x10000)]
def solve(a, b):
global bitcount
b = [65535 ^ bi for bi in b]
pdp = {a[0]:0}
ndp = {}
for ai in a[1:] + [0]:
for k, v in pdp.items():
v += bitcount[k]
for bi in b:
bi &= k
... | output | 1 | 34,178 | 19 | 68,357 |
Provide a correct Python 3 solution for this coding contest problem.
Yuta is addicted to the popular game "Beat Panel" at a nearby arcade. The game consists of a total of 16 panel-type buttons, 4x4, arranged in a grid as shown.
<image>
As shown in the figure, the buttons are arranged in the order of button 1, butto... | instruction | 0 | 34,179 | 19 | 68,358 |
"Correct Solution:
```
# using DP
# time complexity: O(n * (2^16) * c)
# 1 <= n <= 30, 1 <= c <= 30
# worst case: 30 * (2^16) * 30 = 58982400
bc = [bin(i).count('1') for i in range(65536)] # bitcount
def solve():
from sys import stdin
f_i = stdin
while True:
n, c = map(int, f_i.readline().spl... | output | 1 | 34,179 | 19 | 68,359 |
Provide a correct Python 3 solution for this coding contest problem.
Yuta is addicted to the popular game "Beat Panel" at a nearby arcade. The game consists of a total of 16 panel-type buttons, 4x4, arranged in a grid as shown.
<image>
As shown in the figure, the buttons are arranged in the order of button 1, butto... | instruction | 0 | 34,180 | 19 | 68,360 |
"Correct Solution:
```
def main():
while True:
n, c = map(int, input().split())
if n == 0:break
music = []
for _ in range(n):
line = list(map(int, input().split()))
add_panel = sum([2 ** i * line[i] for i in range(16)])
music.append(add_panel)
hand = []
for _ in range(c)... | output | 1 | 34,180 | 19 | 68,361 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Yuta is addicted to the popular game "Beat Panel" at a nearby arcade. The game consists of a total of 16 panel-type buttons, 4x4, arranged in a grid as shown.
<image>
As shown in the figure, ... | instruction | 0 | 34,181 | 19 | 68,362 |
No | output | 1 | 34,181 | 19 | 68,363 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Yuta is addicted to the popular game "Beat Panel" at a nearby arcade. The game consists of a total of 16 panel-type buttons, 4x4, arranged in a grid as shown.
<image>
As shown in the figure, ... | instruction | 0 | 34,182 | 19 | 68,364 |
No | output | 1 | 34,182 | 19 | 68,365 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Yuta is addicted to the popular game "Beat Panel" at a nearby arcade. The game consists of a total of 16 panel-type buttons, 4x4, arranged in a grid as shown.
<image>
As shown in the figure, ... | instruction | 0 | 34,183 | 19 | 68,366 |
No | output | 1 | 34,183 | 19 | 68,367 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Yuta is addicted to the popular game "Beat Panel" at a nearby arcade. The game consists of a total of 16 panel-type buttons, 4x4, arranged in a grid as shown.
<image>
As shown in the figure, ... | instruction | 0 | 34,184 | 19 | 68,368 |
No | output | 1 | 34,184 | 19 | 68,369 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little Petya likes permutations a lot. Recently his mom has presented him permutation q1, q2, ..., qn of length n.
A permutation a of length n is a sequence of integers a1, a2, ..., an (1 ≤ ai ≤ n), all integers there are distinct.
There ... | instruction | 0 | 34,561 | 19 | 69,122 |
Tags: implementation, math
Correct Solution:
```
import sys
from math import *
def minp():
return sys.stdin.readline().strip()
def mint():
return int(minp())
def mints():
return map(int, minp().split())
n, k = mints()
q = list(mints())
for i in range(n):
q[i] -= 1
s = list(mints())
a = [i for i in range(1,n+1)]... | output | 1 | 34,561 | 19 | 69,123 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little Petya likes permutations a lot. Recently his mom has presented him permutation q1, q2, ..., qn of length n.
A permutation a of length n is a sequence of integers a1, a2, ..., an (1 ≤ ai ≤ n), all integers there are distinct.
There ... | instruction | 0 | 34,562 | 19 | 69,124 |
Tags: implementation, math
Correct Solution:
```
n,k=map(int,input().strip().split())
a=list(map(int,input().strip().split()))
b=list(map(int,input().strip().split()))
ups = [[i+1 for i in range(n)]]
downs = [[i+1 for i in range(n)]]
def apply(arr):
out = [0]*n
for i in range(n):
out[i] = arr[a[i]-1]
... | output | 1 | 34,562 | 19 | 69,125 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little Petya likes permutations a lot. Recently his mom has presented him permutation q1, q2, ..., qn of length n.
A permutation a of length n is a sequence of integers a1, a2, ..., an (1 ≤ ai ≤ n), all integers there are distinct.
There ... | instruction | 0 | 34,563 | 19 | 69,126 |
Tags: implementation, math
Correct Solution:
```
def Solve(x,L):
if(x==k[0]):
return L==S
if((x,tuple(L)) in Mem):
return False
if(L==S):
return False
E=[]
for i in range(len(L)):
E.append(L[Q[i]-1])
if(Solve(x+1,E)):
return True
E=[0]*len(L)
... | output | 1 | 34,563 | 19 | 69,127 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Petya likes permutations a lot. Recently his mom has presented him permutation q1, q2, ..., qn of length n.
A permutation a of length n is a sequence of integers a1, a2, ..., an (1 ≤ ai ... | instruction | 0 | 34,564 | 19 | 69,128 |
No | output | 1 | 34,564 | 19 | 69,129 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Petya likes permutations a lot. Recently his mom has presented him permutation q1, q2, ..., qn of length n.
A permutation a of length n is a sequence of integers a1, a2, ..., an (1 ≤ ai ... | instruction | 0 | 34,565 | 19 | 69,130 |
No | output | 1 | 34,565 | 19 | 69,131 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Petya likes permutations a lot. Recently his mom has presented him permutation q1, q2, ..., qn of length n.
A permutation a of length n is a sequence of integers a1, a2, ..., an (1 ≤ ai ... | instruction | 0 | 34,566 | 19 | 69,132 |
No | output | 1 | 34,566 | 19 | 69,133 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Petya likes permutations a lot. Recently his mom has presented him permutation q1, q2, ..., qn of length n.
A permutation a of length n is a sequence of integers a1, a2, ..., an (1 ≤ ai ... | instruction | 0 | 34,567 | 19 | 69,134 |
No | output | 1 | 34,567 | 19 | 69,135 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Lately, a national version of a bingo game has become very popular in Berland. There are n players playing the game, each player has a card with numbers. The numbers on each card are distinct, but distinct cards can have equal numbers. The c... | instruction | 0 | 34,616 | 19 | 69,232 |
Tags: implementation
Correct Solution:
```
n = int(input())
c = [[int(s) for s in input().split()][1:] for x in range (n)]
for i in range(n):
for j in range(n):
if i!=j:
for k in c[j]:
if k not in c[i]:
break;
else:
print("NO")
... | output | 1 | 34,616 | 19 | 69,233 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Lately, a national version of a bingo game has become very popular in Berland. There are n players playing the game, each player has a card with numbers. The numbers on each card are distinct, but distinct cards can have equal numbers. The c... | instruction | 0 | 34,617 | 19 | 69,234 |
Tags: implementation
Correct Solution:
```
# link: https://codeforces.com/problemset/problem/370/B
import sys
def solve(info, n):
for i in range(n):
flag = False
for j in range(n):
if i==j:
continue
else:
if info[i].issuperset(info[j]):
... | output | 1 | 34,617 | 19 | 69,235 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Lately, a national version of a bingo game has become very popular in Berland. There are n players playing the game, each player has a card with numbers. The numbers on each card are distinct, but distinct cards can have equal numbers. The c... | instruction | 0 | 34,618 | 19 | 69,236 |
Tags: implementation
Correct Solution:
```
n = int(input())
a = []
for i in range(n):
a += [set(list(map(int, input().split()))[1:])]
for i in range(n):
for j in range(n):
if i != j and a[j] <= a[i]:
print("NO")
break
else:
print("YES")
``` | output | 1 | 34,618 | 19 | 69,237 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Lately, a national version of a bingo game has become very popular in Berland. There are n players playing the game, each player has a card with numbers. The numbers on each card are distinct, but distinct cards can have equal numbers. The c... | instruction | 0 | 34,619 | 19 | 69,238 |
Tags: implementation
Correct Solution:
```
k = int(input())
cards = []
res = []
for i in range(k):
str = input()
it = set(map(int,str.split(" ")[1:]))
cards.append(it)
s = []
for i in cards:
for j in cards:
s.append(len(j.difference(i)))
if s.count(0) != 1:
print('NO')
else:
... | output | 1 | 34,619 | 19 | 69,239 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Lately, a national version of a bingo game has become very popular in Berland. There are n players playing the game, each player has a card with numbers. The numbers on each card are distinct, but distinct cards can have equal numbers. The c... | instruction | 0 | 34,620 | 19 | 69,240 |
Tags: implementation
Correct Solution:
```
def s():
n = int(input())
a = [set(list(map(int,input().split()))[1:])for _ in range(n)]
res = 0
print(*['YES'if sum(i.issubset(j)for i in a) == 1 else 'NO' for j in a],sep = '\n')
s()
``` | output | 1 | 34,620 | 19 | 69,241 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Lately, a national version of a bingo game has become very popular in Berland. There are n players playing the game, each player has a card with numbers. The numbers on each card are distinct, but distinct cards can have equal numbers. The c... | instruction | 0 | 34,621 | 19 | 69,242 |
Tags: implementation
Correct Solution:
```
n = int(input())
cards = list()
for i in range(n):
cards.append(list())
inp = [int(j) for j in input().split()]
m = inp[0]
inp.pop(0)
inp.sort()
cards[i] = inp
c_have_equal_num = list()
for i in range(n):
c_have_equal_num.append(list())
for j i... | output | 1 | 34,621 | 19 | 69,243 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Lately, a national version of a bingo game has become very popular in Berland. There are n players playing the game, each player has a card with numbers. The numbers on each card are distinct, but distinct cards can have equal numbers. The c... | instruction | 0 | 34,622 | 19 | 69,244 |
Tags: implementation
Correct Solution:
```
n = int(input())
cards = [None] + [[] for i in range(n)]
for i in range(1, n+1):
cards[i] = list(map(int, input().split()))[1:]
ans = [None] + [True for i in range(n)]
#print(cards, ans)
for i in range(1, n + 1):
for j in range( 1, n + 1):
if i == j :
... | output | 1 | 34,622 | 19 | 69,245 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Lately, a national version of a bingo game has become very popular in Berland. There are n players playing the game, each player has a card with numbers. The numbers on each card are distinct, but distinct cards can have equal numbers. The c... | instruction | 0 | 34,623 | 19 | 69,246 |
Tags: implementation
Correct Solution:
```
n = int(input())
c = [[int(s) for s in input().split()][1:] for x in range (n)]
for i in range (n):
for j in range (n):
if i != j:
for k in c[j]:
if k not in c[i]:
break
else:
print("NO")
... | output | 1 | 34,623 | 19 | 69,247 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Lately, a national version of a bingo game has become very popular in Berland. There are n players playing the game, each player has a card with numbers. The numbers on each card are distinct, b... | instruction | 0 | 34,624 | 19 | 69,248 |
Yes | output | 1 | 34,624 | 19 | 69,249 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Lately, a national version of a bingo game has become very popular in Berland. There are n players playing the game, each player has a card with numbers. The numbers on each card are distinct, b... | instruction | 0 | 34,625 | 19 | 69,250 |
Yes | output | 1 | 34,625 | 19 | 69,251 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Lately, a national version of a bingo game has become very popular in Berland. There are n players playing the game, each player has a card with numbers. The numbers on each card are distinct, b... | instruction | 0 | 34,626 | 19 | 69,252 |
Yes | output | 1 | 34,626 | 19 | 69,253 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Lately, a national version of a bingo game has become very popular in Berland. There are n players playing the game, each player has a card with numbers. The numbers on each card are distinct, b... | instruction | 0 | 34,627 | 19 | 69,254 |
Yes | output | 1 | 34,627 | 19 | 69,255 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Lately, a national version of a bingo game has become very popular in Berland. There are n players playing the game, each player has a card with numbers. The numbers on each card are distinct, b... | instruction | 0 | 34,628 | 19 | 69,256 |
No | output | 1 | 34,628 | 19 | 69,257 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Lately, a national version of a bingo game has become very popular in Berland. There are n players playing the game, each player has a card with numbers. The numbers on each card are distinct, b... | instruction | 0 | 34,629 | 19 | 69,258 |
No | output | 1 | 34,629 | 19 | 69,259 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Lately, a national version of a bingo game has become very popular in Berland. There are n players playing the game, each player has a card with numbers. The numbers on each card are distinct, b... | instruction | 0 | 34,630 | 19 | 69,260 |
No | output | 1 | 34,630 | 19 | 69,261 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Lately, a national version of a bingo game has become very popular in Berland. There are n players playing the game, each player has a card with numbers. The numbers on each card are distinct, b... | instruction | 0 | 34,631 | 19 | 69,262 |
No | output | 1 | 34,631 | 19 | 69,263 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Two players play a game.
Initially there are n integers a_1, a_2, …, a_n written on the board. Each turn a player selects one number and erases it from the board. This continues until there is only one number left on the board, i. e. n - 1 ... | instruction | 0 | 34,881 | 19 | 69,762 |
Tags: sortings
Correct Solution:
```
def kstatic(array, key):
if len(array) > 1:
less, more = [], []
equal = []
pivot = array[0]
for i in range(len(array)):
if array[i] < pivot:
less.append(array[i])
elif array[i] > pivot:
more.... | output | 1 | 34,881 | 19 | 69,763 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Two players play a game.
Initially there are n integers a_1, a_2, …, a_n written on the board. Each turn a player selects one number and erases it from the board. This continues until there is only one number left on the board, i. e. n - 1 ... | instruction | 0 | 34,882 | 19 | 69,764 |
Tags: sortings
Correct Solution:
```
# A. Game
n, a = int(input()), list(map(int, input().split()))
a.sort()
print(a[(n-1)//2])
``` | output | 1 | 34,882 | 19 | 69,765 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Two players play a game.
Initially there are n integers a_1, a_2, …, a_n written on the board. Each turn a player selects one number and erases it from the board. This continues until there is only one number left on the board, i. e. n - 1 ... | instruction | 0 | 34,883 | 19 | 69,766 |
Tags: sortings
Correct Solution:
```
n = int(input())
a = [int(x) for x in input().split()]
a = sorted(a)
print(a[(n-1)//2])
``` | output | 1 | 34,883 | 19 | 69,767 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Two players play a game.
Initially there are n integers a_1, a_2, …, a_n written on the board. Each turn a player selects one number and erases it from the board. This continues until there is only one number left on the board, i. e. n - 1 ... | instruction | 0 | 34,884 | 19 | 69,768 |
Tags: sortings
Correct Solution:
```
n=int(input())
nums=list(map(int,input().strip().split()))
nums.sort()
mid=len(nums)//2
if(len(nums)%2==0):
print(nums[mid-1])
else:
print(nums[mid])
``` | output | 1 | 34,884 | 19 | 69,769 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Two players play a game.
Initially there are n integers a_1, a_2, …, a_n written on the board. Each turn a player selects one number and erases it from the board. This continues until there is only one number left on the board, i. e. n - 1 ... | instruction | 0 | 34,885 | 19 | 69,770 |
Tags: sortings
Correct Solution:
```
if __name__ == '__main__':
n = int(input())
nums = list(map(int, input().split()))
length = len(nums)
nums = sorted(nums)
if length % 2 == 0:
print(nums[length // 2 - 1])
else:
print(nums[length // 2])
``` | output | 1 | 34,885 | 19 | 69,771 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Two players play a game.
Initially there are n integers a_1, a_2, …, a_n written on the board. Each turn a player selects one number and erases it from the board. This continues until there is only one number left on the board, i. e. n - 1 ... | instruction | 0 | 34,886 | 19 | 69,772 |
Tags: sortings
Correct Solution:
```
from collections import deque
def solve(arr):
q = deque(sorted(arr))
m = True
while q:
if m:
c = q.pop()
m = not m
else:
c = q.popleft()
m = not m
return c
def main():
n = int(input())
arr = l... | output | 1 | 34,886 | 19 | 69,773 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Two players play a game.
Initially there are n integers a_1, a_2, …, a_n written on the board. Each turn a player selects one number and erases it from the board. This continues until there is only one number left on the board, i. e. n - 1 ... | instruction | 0 | 34,887 | 19 | 69,774 |
Tags: sortings
Correct Solution:
```
""" *** Author--Saket Saumya ***
IIITM
"""
n=int(input())
arr=list(map(int,input().split()))
arr.sort()
x=(n-1)//2
print(arr[x])
``` | output | 1 | 34,887 | 19 | 69,775 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Two players play a game.
Initially there are n integers a_1, a_2, …, a_n written on the board. Each turn a player selects one number and erases it from the board. This continues until there is only one number left on the board, i. e. n - 1 ... | instruction | 0 | 34,888 | 19 | 69,776 |
Tags: sortings
Correct Solution:
```
n = int(input())
a = list(map(int,input().split()))
a.sort()
if (n%2==0):
result = a[n//2-1]
else:
result = a[n//2]
print(result)
``` | output | 1 | 34,888 | 19 | 69,777 |
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