message stringlengths 2 433k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 113 108k | cluster float64 12 12 | __index_level_0__ int64 226 217k |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
Toad Zitz has an array of integers, each integer is between 0 and m-1 inclusive. The integers are a_1, a_2, …, a_n.
In one operation Zitz can choose an integer k and k indices i_1, i_2, …, i_k such that 1 ≤ i_1 < i_2 < … < i_k ≤ n. He shoul... | instruction | 0 | 101,259 | 12 | 202,518 |
Tags: binary search, greedy
Correct Solution:
```
from sys import stdin, stdout
from math import *
n,m,a=0,0,[]
def test(k):
global n,m,a
# print([n,m,a])
b=[]
for i in range(n):
b.append(a[i])
if (i==0):
if ((b[i]+k) >= m):
b[i]=0
else:
i... | output | 1 | 101,259 | 12 | 202,519 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Toad Zitz has an array of integers, each integer is between 0 and m-1 inclusive. The integers are a_1, a_2, …, a_n.
In one operation Zitz can choose an integer k and k indices i_1, i_2, …, i_k such that 1 ≤ i_1 < i_2 < … < i_k ≤ n. He shoul... | instruction | 0 | 101,260 | 12 | 202,520 |
Tags: binary search, greedy
Correct Solution:
```
from collections import Counter
from collections import defaultdict
from collections import deque
import math
import sys
input = sys.stdin.readline
import bisect
rs = lambda: input().strip()
ri = lambda: int(input())
rl = lambda: list(map(int, input().strip().split()))
... | output | 1 | 101,260 | 12 | 202,521 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Toad Zitz has an array of integers, each integer is between 0 and m-1 inclusive. The integers are a_1, a_2, …, a_n.
In one operation Zitz can choose an integer k and k indices i_1, i_2, …, i_k such that 1 ≤ i_1 < i_2 < … < i_k ≤ n. He shoul... | instruction | 0 | 101,261 | 12 | 202,522 |
Tags: binary search, greedy
Correct Solution:
```
from sys import stdin
ii = lambda: int(input())
mi = lambda: map(int, input().split())
li = lambda: list(mi())
si = lambda: input()
msi = lambda: map(int, stdin.readline().split())
lsi = lambda: list(msi())
n,m=li()
a=li()
l,r=0,m
while(l<r):
M=(l+r)//2
ai... | output | 1 | 101,261 | 12 | 202,523 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Toad Zitz has an array of integers, each integer is between 0 and m-1 inclusive. The integers are a_1, a_2, …, a_n.
In one operation Zitz can choose an integer k and k indices i_1, i_2, …, i_k ... | instruction | 0 | 101,262 | 12 | 202,524 |
Yes | output | 1 | 101,262 | 12 | 202,525 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Toad Zitz has an array of integers, each integer is between 0 and m-1 inclusive. The integers are a_1, a_2, …, a_n.
In one operation Zitz can choose an integer k and k indices i_1, i_2, …, i_k ... | instruction | 0 | 101,263 | 12 | 202,526 |
Yes | output | 1 | 101,263 | 12 | 202,527 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Toad Zitz has an array of integers, each integer is between 0 and m-1 inclusive. The integers are a_1, a_2, …, a_n.
In one operation Zitz can choose an integer k and k indices i_1, i_2, …, i_k ... | instruction | 0 | 101,264 | 12 | 202,528 |
Yes | output | 1 | 101,264 | 12 | 202,529 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Toad Zitz has an array of integers, each integer is between 0 and m-1 inclusive. The integers are a_1, a_2, …, a_n.
In one operation Zitz can choose an integer k and k indices i_1, i_2, …, i_k ... | instruction | 0 | 101,265 | 12 | 202,530 |
Yes | output | 1 | 101,265 | 12 | 202,531 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Toad Zitz has an array of integers, each integer is between 0 and m-1 inclusive. The integers are a_1, a_2, …, a_n.
In one operation Zitz can choose an integer k and k indices i_1, i_2, …, i_k ... | instruction | 0 | 101,266 | 12 | 202,532 |
No | output | 1 | 101,266 | 12 | 202,533 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Toad Zitz has an array of integers, each integer is between 0 and m-1 inclusive. The integers are a_1, a_2, …, a_n.
In one operation Zitz can choose an integer k and k indices i_1, i_2, …, i_k ... | instruction | 0 | 101,267 | 12 | 202,534 |
No | output | 1 | 101,267 | 12 | 202,535 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Toad Zitz has an array of integers, each integer is between 0 and m-1 inclusive. The integers are a_1, a_2, …, a_n.
In one operation Zitz can choose an integer k and k indices i_1, i_2, …, i_k ... | instruction | 0 | 101,268 | 12 | 202,536 |
No | output | 1 | 101,268 | 12 | 202,537 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Toad Zitz has an array of integers, each integer is between 0 and m-1 inclusive. The integers are a_1, a_2, …, a_n.
In one operation Zitz can choose an integer k and k indices i_1, i_2, …, i_k ... | instruction | 0 | 101,269 | 12 | 202,538 |
No | output | 1 | 101,269 | 12 | 202,539 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers n and m. You have to construct the array a of length n consisting of non-negative integers (i.e. integers greater than or equal to zero) such that the sum of elements of this array is exactly m and the value ∑_{i=1... | instruction | 0 | 101,364 | 12 | 202,728 |
Tags: constructive algorithms, greedy, math
Correct Solution:
```
t = int(input())
for _ in range(t):
s = input()
n = int(s.split(' ')[0])
m = int(s.split(' ')[1])
if n < 2:
print(0)
continue
elif n == 2:
print(m)
else:
print(2*m)
``` | output | 1 | 101,364 | 12 | 202,729 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers n and m. You have to construct the array a of length n consisting of non-negative integers (i.e. integers greater than or equal to zero) such that the sum of elements of this array is exactly m and the value ∑_{i=1... | instruction | 0 | 101,365 | 12 | 202,730 |
Tags: constructive algorithms, greedy, math
Correct Solution:
```
t=int(input())
for _ in range(t):
n,m=map(int,input().split())
if n>=3:
print(2*m)
elif n==1:
print(0)
else:
print(m)
``` | output | 1 | 101,365 | 12 | 202,731 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers n and m. You have to construct the array a of length n consisting of non-negative integers (i.e. integers greater than or equal to zero) such that the sum of elements of this array is exactly m and the value ∑_{i=1... | instruction | 0 | 101,366 | 12 | 202,732 |
Tags: constructive algorithms, greedy, math
Correct Solution:
```
t=int(input())
for z in range(t):
n,m=map(int,input().split())
if n==1:
print(0)
elif n==2:
print(m)
else:
print(2*m)
``` | output | 1 | 101,366 | 12 | 202,733 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers n and m. You have to construct the array a of length n consisting of non-negative integers (i.e. integers greater than or equal to zero) such that the sum of elements of this array is exactly m and the value ∑_{i=1... | instruction | 0 | 101,367 | 12 | 202,734 |
Tags: constructive algorithms, greedy, math
Correct Solution:
```
for i in range(int(input())):
n, m = [int(i) for i in input().split()]
if n <= 1:
print(0)
elif n == 2:
print(m)
else:
print(2*m)
``` | output | 1 | 101,367 | 12 | 202,735 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers n and m. You have to construct the array a of length n consisting of non-negative integers (i.e. integers greater than or equal to zero) such that the sum of elements of this array is exactly m and the value ∑_{i=1... | instruction | 0 | 101,368 | 12 | 202,736 |
Tags: constructive algorithms, greedy, math
Correct Solution:
```
t=int(input())
for _ in range(t):
n,m=[int(n) for n in input().split()]
if n==1:
print("0")
elif n==2:
print(m)
else:
print(m*2)
``` | output | 1 | 101,368 | 12 | 202,737 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers n and m. You have to construct the array a of length n consisting of non-negative integers (i.e. integers greater than or equal to zero) such that the sum of elements of this array is exactly m and the value ∑_{i=1... | instruction | 0 | 101,369 | 12 | 202,738 |
Tags: constructive algorithms, greedy, math
Correct Solution:
```
T = int(input())
while T != 0:
T -= 1
n, m = map(int,input().split())
if n == 1:
print('0')
elif n == 2:
print(m)
else:
print(m*2)
``` | output | 1 | 101,369 | 12 | 202,739 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers n and m. You have to construct the array a of length n consisting of non-negative integers (i.e. integers greater than or equal to zero) such that the sum of elements of this array is exactly m and the value ∑_{i=1... | instruction | 0 | 101,370 | 12 | 202,740 |
Tags: constructive algorithms, greedy, math
Correct Solution:
```
import sys
input = sys.stdin.readline
def main():
for _ in range(int(input())):
n, m = map(int, input().split())
if n == 1:
print(0)
elif n == 2:
print(m)
else:
print(m * 2)
if ... | output | 1 | 101,370 | 12 | 202,741 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers n and m. You have to construct the array a of length n consisting of non-negative integers (i.e. integers greater than or equal to zero) such that the sum of elements of this array is exactly m and the value ∑_{i=1... | instruction | 0 | 101,371 | 12 | 202,742 |
Tags: constructive algorithms, greedy, math
Correct Solution:
```
class SegmentTree:
def __init__(self, data, default=0, func=lambda a,b:gcd(a,b)):
"""initialize the segment tree with data"""
self._default = default
self._func = func
self._len = len(data)
self._size = _size =... | output | 1 | 101,371 | 12 | 202,743 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ray lost his array and needs to find it by asking Omkar. Omkar is willing to disclose that the array has the following qualities:
1. The array has n (1 ≤ n ≤ 2 ⋅ 10^5) elements.
2. Every e... | instruction | 0 | 101,380 | 12 | 202,760 |
No | output | 1 | 101,380 | 12 | 202,761 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ray lost his array and needs to find it by asking Omkar. Omkar is willing to disclose that the array has the following qualities:
1. The array has n (1 ≤ n ≤ 2 ⋅ 10^5) elements.
2. Every e... | instruction | 0 | 101,381 | 12 | 202,762 |
No | output | 1 | 101,381 | 12 | 202,763 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ray lost his array and needs to find it by asking Omkar. Omkar is willing to disclose that the array has the following qualities:
1. The array has n (1 ≤ n ≤ 2 ⋅ 10^5) elements.
2. Every e... | instruction | 0 | 101,382 | 12 | 202,764 |
No | output | 1 | 101,382 | 12 | 202,765 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ray lost his array and needs to find it by asking Omkar. Omkar is willing to disclose that the array has the following qualities:
1. The array has n (1 ≤ n ≤ 2 ⋅ 10^5) elements.
2. Every e... | instruction | 0 | 101,383 | 12 | 202,766 |
No | output | 1 | 101,383 | 12 | 202,767 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Andre has very specific tastes. Recently he started falling in love with arrays.
Andre calls an nonempty array b good, if sum of its elements is divisible by the length of this array. For example, array [2, 3, 1] is good, as sum of its elem... | instruction | 0 | 101,400 | 12 | 202,800 |
Tags: constructive algorithms, implementation
Correct Solution:
```
t = int(input())
for _ in range(t):
n = input()
n = n + " "
print(n*int(n))
``` | output | 1 | 101,400 | 12 | 202,801 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Andre has very specific tastes. Recently he started falling in love with arrays.
Andre calls an nonempty array b good, if sum of its elements is divisible by the length of this array. For example, array [2, 3, 1] is good, as sum of its elem... | instruction | 0 | 101,401 | 12 | 202,802 |
Tags: constructive algorithms, implementation
Correct Solution:
```
t = int(input())
for i_t in range(t):
n = int(input())
print(*[1]*n)
``` | output | 1 | 101,401 | 12 | 202,803 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Andre has very specific tastes. Recently he started falling in love with arrays.
Andre calls an nonempty array b good, if sum of its elements is divisible by the length of this array. For example, array [2, 3, 1] is good, as sum of its elem... | instruction | 0 | 101,402 | 12 | 202,804 |
Tags: constructive algorithms, implementation
Correct Solution:
```
n=int(input())
for i in range(n):
a=int(input())
for j in range(a):
print(1,end=" ")
print()
``` | output | 1 | 101,402 | 12 | 202,805 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Andre has very specific tastes. Recently he started falling in love with arrays.
Andre calls an nonempty array b good, if sum of its elements is divisible by the length of this array. For example, array [2, 3, 1] is good, as sum of its elem... | instruction | 0 | 101,403 | 12 | 202,806 |
Tags: constructive algorithms, implementation
Correct Solution:
```
for _ in range(int(input())):
print(" ".join(['1' for x in range(int(input()))]))
``` | output | 1 | 101,403 | 12 | 202,807 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Andre has very specific tastes. Recently he started falling in love with arrays.
Andre calls an nonempty array b good, if sum of its elements is divisible by the length of this array. For example, array [2, 3, 1] is good, as sum of its elem... | instruction | 0 | 101,404 | 12 | 202,808 |
Tags: constructive algorithms, implementation
Correct Solution:
```
for _ in range(int(input())):
n = int(input())
print('1 '*n)
``` | output | 1 | 101,404 | 12 | 202,809 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Andre has very specific tastes. Recently he started falling in love with arrays.
Andre calls an nonempty array b good, if sum of its elements is divisible by the length of this array. For example, array [2, 3, 1] is good, as sum of its elem... | instruction | 0 | 101,405 | 12 | 202,810 |
Tags: constructive algorithms, implementation
Correct Solution:
```
for i in range(int(input())):
n=int(input())
s=' '
m=[1 for z in range(n)]
m=list(map(str,m))
print(s.join(m))
``` | output | 1 | 101,405 | 12 | 202,811 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Andre has very specific tastes. Recently he started falling in love with arrays.
Andre calls an nonempty array b good, if sum of its elements is divisible by the length of this array. For example, array [2, 3, 1] is good, as sum of its elem... | instruction | 0 | 101,406 | 12 | 202,812 |
Tags: constructive algorithms, implementation
Correct Solution:
```
t=int(input())
for you in range(t):
n=int(input())
for i in range(n):
print(1,end=" ")
print()
``` | output | 1 | 101,406 | 12 | 202,813 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Andre has very specific tastes. Recently he started falling in love with arrays.
Andre calls an nonempty array b good, if sum of its elements is divisible by the length of this array. For example, array [2, 3, 1] is good, as sum of its elem... | instruction | 0 | 101,407 | 12 | 202,814 |
Tags: constructive algorithms, implementation
Correct Solution:
```
t = int(input())
while t:
t-=1
n = int(input())
print(n*"1 ")
``` | output | 1 | 101,407 | 12 | 202,815 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Andre has very specific tastes. Recently he started falling in love with arrays.
Andre calls an nonempty array b good, if sum of its elements is divisible by the length of this array. For examp... | instruction | 0 | 101,408 | 12 | 202,816 |
Yes | output | 1 | 101,408 | 12 | 202,817 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Andre has very specific tastes. Recently he started falling in love with arrays.
Andre calls an nonempty array b good, if sum of its elements is divisible by the length of this array. For examp... | instruction | 0 | 101,409 | 12 | 202,818 |
Yes | output | 1 | 101,409 | 12 | 202,819 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Andre has very specific tastes. Recently he started falling in love with arrays.
Andre calls an nonempty array b good, if sum of its elements is divisible by the length of this array. For examp... | instruction | 0 | 101,410 | 12 | 202,820 |
Yes | output | 1 | 101,410 | 12 | 202,821 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Andre has very specific tastes. Recently he started falling in love with arrays.
Andre calls an nonempty array b good, if sum of its elements is divisible by the length of this array. For examp... | instruction | 0 | 101,411 | 12 | 202,822 |
Yes | output | 1 | 101,411 | 12 | 202,823 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Andre has very specific tastes. Recently he started falling in love with arrays.
Andre calls an nonempty array b good, if sum of its elements is divisible by the length of this array. For examp... | instruction | 0 | 101,412 | 12 | 202,824 |
No | output | 1 | 101,412 | 12 | 202,825 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Andre has very specific tastes. Recently he started falling in love with arrays.
Andre calls an nonempty array b good, if sum of its elements is divisible by the length of this array. For examp... | instruction | 0 | 101,413 | 12 | 202,826 |
No | output | 1 | 101,413 | 12 | 202,827 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Andre has very specific tastes. Recently he started falling in love with arrays.
Andre calls an nonempty array b good, if sum of its elements is divisible by the length of this array. For examp... | instruction | 0 | 101,414 | 12 | 202,828 |
No | output | 1 | 101,414 | 12 | 202,829 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Andre has very specific tastes. Recently he started falling in love with arrays.
Andre calls an nonempty array b good, if sum of its elements is divisible by the length of this array. For examp... | instruction | 0 | 101,415 | 12 | 202,830 |
No | output | 1 | 101,415 | 12 | 202,831 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A permutation is a sequence of integers p1, p2, ..., pn, consisting of n distinct positive integers, each of them doesn't exceed n. Let's denote the i-th element of permutation p as pi. We'll call number n the size of permutation p1, p2, ...... | instruction | 0 | 101,469 | 12 | 202,938 |
Tags: implementation, math
Correct Solution:
```
n=int(input())
if n%2==0:
for i in range(2,n+1,2):
print(i,i-1,end=' ')
else:
print('-1')
``` | output | 1 | 101,469 | 12 | 202,939 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A permutation is a sequence of integers p1, p2, ..., pn, consisting of n distinct positive integers, each of them doesn't exceed n. Let's denote the i-th element of permutation p as pi. We'll call number n the size of permutation p1, p2, ...... | instruction | 0 | 101,470 | 12 | 202,940 |
Tags: implementation, math
Correct Solution:
```
n=int(input());U=[];a=''
if n%2:print(-1)
else:
for i in range(1,n+1,2):
U.append(i+1);U.append(i)
for j in U:
a+=str(j)+' '
print(a)
``` | output | 1 | 101,470 | 12 | 202,941 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A permutation is a sequence of integers p1, p2, ..., pn, consisting of n distinct positive integers, each of them doesn't exceed n. Let's denote the i-th element of permutation p as pi. We'll call number n the size of permutation p1, p2, ...... | instruction | 0 | 101,471 | 12 | 202,942 |
Tags: implementation, math
Correct Solution:
```
n=int(input())
if(n%2==1):
print(-1)
else:
for i in range(1,(n//2)+1):
print(2*i,(2*i)-1,end=' ')
``` | output | 1 | 101,471 | 12 | 202,943 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A permutation is a sequence of integers p1, p2, ..., pn, consisting of n distinct positive integers, each of them doesn't exceed n. Let's denote the i-th element of permutation p as pi. We'll call number n the size of permutation p1, p2, ...... | instruction | 0 | 101,472 | 12 | 202,944 |
Tags: implementation, math
Correct Solution:
```
R = lambda: map(int, input().split())
n = int(input())
if n % 2:
print(-1)
else:
for i in range(1,n+1,2):
print(i+1,i,end=' ')
``` | output | 1 | 101,472 | 12 | 202,945 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A permutation is a sequence of integers p1, p2, ..., pn, consisting of n distinct positive integers, each of them doesn't exceed n. Let's denote the i-th element of permutation p as pi. We'll call number n the size of permutation p1, p2, ...... | instruction | 0 | 101,473 | 12 | 202,946 |
Tags: implementation, math
Correct Solution:
```
n = int(input())
l = []
p = []
if n % 2 == 1:
print(-1)
else:
for i in range(1 , n + 1):
l.append(i)
for i in range(len(l)):
if i % 2 == 0:
p.append(l[i+1])
else:
p.append(l[i-1])
for i in range(le... | output | 1 | 101,473 | 12 | 202,947 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A permutation is a sequence of integers p1, p2, ..., pn, consisting of n distinct positive integers, each of them doesn't exceed n. Let's denote the i-th element of permutation p as pi. We'll call number n the size of permutation p1, p2, ...... | instruction | 0 | 101,474 | 12 | 202,948 |
Tags: implementation, math
Correct Solution:
```
from math import ceil, log, floor, sqrt
import math
k = 1
def mod_expo(n, p, m):
"""find (n^p)%m"""
result = 1
while p != 0:
if p%2 == 1:
result = (result * n)%m
p //= 2
n = (n * n)%m
return result
def find_order(n):
if n%2 == 0:
#res = x for x ... | output | 1 | 101,474 | 12 | 202,949 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A permutation is a sequence of integers p1, p2, ..., pn, consisting of n distinct positive integers, each of them doesn't exceed n. Let's denote the i-th element of permutation p as pi. We'll call number n the size of permutation p1, p2, ...... | instruction | 0 | 101,475 | 12 | 202,950 |
Tags: implementation, math
Correct Solution:
```
#-------------Program-------------
#----KuzlyaevNikita-Codeforces----
#
n=int(input())
if n%2!=0:print(-1)
else:
for i in range(1,n+1,2):
print(i+1,i,end=' ')
``` | output | 1 | 101,475 | 12 | 202,951 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A permutation is a sequence of integers p1, p2, ..., pn, consisting of n distinct positive integers, each of them doesn't exceed n. Let's denote the i-th element of permutation p as pi. We'll call number n the size of permutation p1, p2, ...... | instruction | 0 | 101,476 | 12 | 202,952 |
Tags: implementation, math
Correct Solution:
```
n=int(input())
if(n%2==1):
print(-1)
else:
L=list(range(1,n+1))
for i in range(0,n,2):
t=L[i]
L[i]=L[i+1]
L[i+1]=t
for i in range(n-1):
print(L[i],end=" ")
print(L[-1])
``` | output | 1 | 101,476 | 12 | 202,953 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A permutation is a sequence of integers p1, p2, ..., pn, consisting of n distinct positive integers, each of them doesn't exceed n. Let's denote the i-th element of permutation p as pi. We'll ca... | instruction | 0 | 101,477 | 12 | 202,954 |
Yes | output | 1 | 101,477 | 12 | 202,955 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A permutation is a sequence of integers p1, p2, ..., pn, consisting of n distinct positive integers, each of them doesn't exceed n. Let's denote the i-th element of permutation p as pi. We'll ca... | instruction | 0 | 101,478 | 12 | 202,956 |
Yes | output | 1 | 101,478 | 12 | 202,957 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A permutation is a sequence of integers p1, p2, ..., pn, consisting of n distinct positive integers, each of them doesn't exceed n. Let's denote the i-th element of permutation p as pi. We'll ca... | instruction | 0 | 101,479 | 12 | 202,958 |
Yes | output | 1 | 101,479 | 12 | 202,959 |
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