message stringlengths 2 57.2k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 61 108k | cluster float64 22 22 | __index_level_0__ int64 122 217k |
|---|---|---|---|---|---|
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ayoub had an array a of integers of size n and this array had two interesting properties:
* All the integers in the array were between l and r (inclusive).
* The sum of all the elements w... | instruction | 0 | 66,488 | 22 | 132,976 |
No | output | 1 | 66,488 | 22 | 132,977 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ayoub had an array a of integers of size n and this array had two interesting properties:
* All the integers in the array were between l and r (inclusive).
* The sum of all the elements w... | instruction | 0 | 66,489 | 22 | 132,978 |
No | output | 1 | 66,489 | 22 | 132,979 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ayoub had an array a of integers of size n and this array had two interesting properties:
* All the integers in the array were between l and r (inclusive).
* The sum of all the elements w... | instruction | 0 | 66,490 | 22 | 132,980 |
No | output | 1 | 66,490 | 22 | 132,981 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ayoub had an array a of integers of size n and this array had two interesting properties:
* All the integers in the array were between l and r (inclusive).
* The sum of all the elements w... | instruction | 0 | 66,491 | 22 | 132,982 |
No | output | 1 | 66,491 | 22 | 132,983 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n and an integer k.
In one step you can do one of the following moves:
* decrease n by 1;
* divide n by k if n is divisible by k.
For example, if n = 27 and k = 3 you can do the following steps: 27 → 26 →... | instruction | 0 | 66,513 | 22 | 133,026 |
Tags: implementation, math
Correct Solution:
```
t = int(input())
for _ in range(t):
n, k = map(int, input().split())
cnt = 0
while n != 0:
if n % k == 0:
n //= k
cnt += 1
else:
cnt += n % k
n = n - n % k
print(cnt)
``` | output | 1 | 66,513 | 22 | 133,027 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n and an integer k.
In one step you can do one of the following moves:
* decrease n by 1;
* divide n by k if n is divisible by k.
For example, if n = 27 and k = 3 you can do the following steps: 27 → 26 →... | instruction | 0 | 66,514 | 22 | 133,028 |
Tags: implementation, math
Correct Solution:
```
q=int(input())
for i in range(q):
t=list(map(int,input().split()))
n=t[0]
k=t[1]
t=int(n%k)
kq=0
while(n!=0):
if(n<k):
kq=kq+n
n=0
else:
if(t==0):
kq=kq+1
n=int(n/... | output | 1 | 66,514 | 22 | 133,029 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n and an integer k.
In one step you can do one of the following moves:
* decrease n by 1;
* divide n by k if n is divisible by k.
For example, if n = 27 and k = 3 you can do the following steps: 27 → 26 →... | instruction | 0 | 66,515 | 22 | 133,030 |
Tags: implementation, math
Correct Solution:
```
n = int(input())
for i in range(n):
a,b = map(int,input().split())
t = 0
while a>0:
if a%b==0:
a=a//b
t+=1
else:
t+=a%b
a= a - a%b
print(t)
``` | output | 1 | 66,515 | 22 | 133,031 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n and an integer k.
In one step you can do one of the following moves:
* decrease n by 1;
* divide n by k if n is divisible by k.
For example, if n = 27 and k = 3 you can do the following steps: 27 → 26 →... | instruction | 0 | 66,516 | 22 | 133,032 |
Tags: implementation, math
Correct Solution:
```
t = int(input())
cnt = 0
while t > 0:
cnt = 0
n, k = map(int, input().split())
while n > 0:
if n % k == 0:
n //= k
cnt += 1
else:
cnt += (n % k)
n -= (n % k)
t -= 1
print(cnt)
``` | output | 1 | 66,516 | 22 | 133,033 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n and an integer k.
In one step you can do one of the following moves:
* decrease n by 1;
* divide n by k if n is divisible by k.
For example, if n = 27 and k = 3 you can do the following steps: 27 → 26 →... | instruction | 0 | 66,517 | 22 | 133,034 |
Tags: implementation, math
Correct Solution:
```
import math
def func(n, k):
s, e = 0, int(1e19)
while s <= e:
m = (s + e) // 2
#print(s, e, m, k * m)
#print(k*m ," and ",{n})
if k * m > n:
e = m - 1
else:
s = m + 1
#print(s, e, k*s, k*e... | output | 1 | 66,517 | 22 | 133,035 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n and an integer k.
In one step you can do one of the following moves:
* decrease n by 1;
* divide n by k if n is divisible by k.
For example, if n = 27 and k = 3 you can do the following steps: 27 → 26 →... | instruction | 0 | 66,518 | 22 | 133,036 |
Tags: implementation, math
Correct Solution:
```
def xdd(n: int, k: int):
i = 0
while n != 0:
i += n%k
i += 1
n = n//k
return i - 1
c = int(input())
A = []
i = 0
for xd in range(c):
a, b = input().split()
A.append([int(a), int(b)])
q = 0
for xd in range(c):
h = A[q][0]
... | output | 1 | 66,518 | 22 | 133,037 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n and an integer k.
In one step you can do one of the following moves:
* decrease n by 1;
* divide n by k if n is divisible by k.
For example, if n = 27 and k = 3 you can do the following steps: 27 → 26 →... | instruction | 0 | 66,519 | 22 | 133,038 |
Tags: implementation, math
Correct Solution:
```
t = int(input())
for i in range(t):
s = 0
n, k = map(int, input().split())
while n > 0:
s += n % k + 1
n = n // k
print(s - 1)
``` | output | 1 | 66,519 | 22 | 133,039 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n and an integer k.
In one step you can do one of the following moves:
* decrease n by 1;
* divide n by k if n is divisible by k.
For example, if n = 27 and k = 3 you can do the following steps: 27 → 26 →... | instruction | 0 | 66,520 | 22 | 133,040 |
Tags: implementation, math
Correct Solution:
```
t = int(input())
for _ in range(t):
n, k = map(int, (input().split()))
sol = 0
aux = n
while aux != 0:
if aux%k == 0:
aux //= k
sol += 1
else:
sol += aux%k
aux -= (aux%k)
print(sol)
``` | output | 1 | 66,520 | 22 | 133,041 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya and Petya are playing a simple game. Vasya thought of number x between 1 and n, and Petya tries to guess the number.
Petya can ask questions like: "Is the unknown number divisible by number y?".
The game is played by the following ru... | instruction | 0 | 66,800 | 22 | 133,600 |
Tags: math, number theory
Correct Solution:
```
## necessary imports
import sys
input = sys.stdin.readline
from math import log2, log, ceil
# swap_array function
def swaparr(arr, a,b):
temp = arr[a];
arr[a] = arr[b];
arr[b] = temp
## gcd function
def gcd(a,b):
if a == 0:
return b
return gc... | output | 1 | 66,800 | 22 | 133,601 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya and Petya are playing a simple game. Vasya thought of number x between 1 and n, and Petya tries to guess the number.
Petya can ask questions like: "Is the unknown number divisible by number y?".
The game is played by the following ru... | instruction | 0 | 66,801 | 22 | 133,602 |
Tags: math, number theory
Correct Solution:
```
from collections import Counter
def sieve(n):
prime = [True for i in range(n + 1)]
p = 2
while (p * p <= n):
if (prime[p] == True):
for i in range(p * 2, n + 1, p):
prime[i] = False
p += 1
prime[0]= False
... | output | 1 | 66,801 | 22 | 133,603 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya and Petya are playing a simple game. Vasya thought of number x between 1 and n, and Petya tries to guess the number.
Petya can ask questions like: "Is the unknown number divisible by number y?".
The game is played by the following ru... | instruction | 0 | 66,802 | 22 | 133,604 |
Tags: math, number theory
Correct Solution:
```
n = int(input())
def is_prime(n):
p = 2
while p*p <= n:
if n % p == 0:
return False
p += 1
return True
assert(is_prime(7))
assert(is_prime(47))
assert(is_prime(29))
assert(not is_prime(12))
assert(not is_prime(49))
asks = []
pr... | output | 1 | 66,802 | 22 | 133,605 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya and Petya are playing a simple game. Vasya thought of number x between 1 and n, and Petya tries to guess the number.
Petya can ask questions like: "Is the unknown number divisible by number y?".
The game is played by the following ru... | instruction | 0 | 66,803 | 22 | 133,606 |
Tags: math, number theory
Correct Solution:
```
def is_prime(n):
for i in range(2, n):
if ((n % i) == 0):
return 0
break
return 1
n = int(input())
if (n == 1):
print(0)
else:
q = []
for i in range(2, n + 1):
if (is_prime(i)):
q.append(i)
... | output | 1 | 66,803 | 22 | 133,607 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya and Petya are playing a simple game. Vasya thought of number x between 1 and n, and Petya tries to guess the number.
Petya can ask questions like: "Is the unknown number divisible by number y?".
The game is played by the following ru... | instruction | 0 | 66,807 | 22 | 133,614 |
Tags: math, number theory
Correct Solution:
```
def SieveOfEratosthenes(n,ans):
prime = [True for i in range(n+1)]
p = 2
while (p * p <= n):
if (prime[p] == True):
for i in range(p * p, n+1, p):
prime[i] = False
p += 1
for p in range(2, n):
... | output | 1 | 66,807 | 22 | 133,615 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya and Petya are playing a simple game. Vasya thought of number x between 1 and n, and Petya tries to guess the number.
Petya can ask questions like: "Is the unknown number divisible by numb... | instruction | 0 | 66,810 | 22 | 133,620 |
Yes | output | 1 | 66,810 | 22 | 133,621 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are well-known formulas: <image>, <image>, <image>. Also mathematicians found similar formulas for higher degrees.
Find the value of the sum <image> modulo 109 + 7 (so you should find the... | instruction | 0 | 67,718 | 22 | 135,436 |
No | output | 1 | 67,718 | 22 | 135,437 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are well-known formulas: <image>, <image>, <image>. Also mathematicians found similar formulas for higher degrees.
Find the value of the sum <image> modulo 109 + 7 (so you should find the... | instruction | 0 | 67,719 | 22 | 135,438 |
No | output | 1 | 67,719 | 22 | 135,439 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist.
Divisor of n is any such natural number, that n can be divided by it without remainder.
Input
The first line contains two integers n and... | instruction | 0 | 67,765 | 22 | 135,530 |
Tags: math, number theory
Correct Solution:
```
def get_divisors(n):
limit = int(n ** 0.5) + 1
for i in range(1, limit):
if n % i == 0:
yield i
if i * i - n:
yield n // i
n, k = [int(i) for i in input().split()]
answer = list(sorted(get_divisors(n)))
print(answer... | output | 1 | 67,765 | 22 | 135,531 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist.
Divisor of n is any such natural number, that n can be divided by it without remainder.
Input
The first line contains two integers n and... | instruction | 0 | 67,766 | 22 | 135,532 |
Tags: math, number theory
Correct Solution:
```
n, k = map(int, input().split())
i=1
a = []
while i * i <= n:
if n % i == 0:
a.append(i)
if i * i != n:
a.append(n//i)
i+=1
a = sorted(a)
if k > len(a):
print(-1)
else:
print(a[k-1])
``` | output | 1 | 67,766 | 22 | 135,533 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist.
Divisor of n is any such natural number, that n can be divided by it without remainder.
Input
The first line contains two integers n and... | instruction | 0 | 67,767 | 22 | 135,534 |
Tags: math, number theory
Correct Solution:
```
n,k = input().split()
n,k = int(n),int(k)
l1=[1]
if n != 1 :
l2 = [n]
else :
l2 = []
i = 2
while i*i <= n :
if n%i == 0 :
l1.append(i)
if i*i != n :
l2.append(int(n/i))
i += 1
l2.reverse()
l = l1+l2
if k> len(l) :
print(-1)... | output | 1 | 67,767 | 22 | 135,535 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist.
Divisor of n is any such natural number, that n can be divided by it without remainder.
Input
The first line contains two integers n and... | instruction | 0 | 67,768 | 22 | 135,536 |
Tags: math, number theory
Correct Solution:
```
import math
n, k = input().split(" ")
n, k = int(n), int(k)
res = set()
for i in range(1, int(math.sqrt(n))+1):
if n%i == 0:
res.add(i)
res.add(int(n/i))
res = list(res)
if len(res) < k:
print(-1)
else:
res.sort()
print(res[k-1])
`... | output | 1 | 67,768 | 22 | 135,537 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist.
Divisor of n is any such natural number, that n can be divided by it without remainder.
Input
The first line contains two integers n and... | instruction | 0 | 67,769 | 22 | 135,538 |
Tags: math, number theory
Correct Solution:
```
import collections
import itertools
n, k = map(int, input().split())
def prime_factors(n):
i = 2
while i * i <= n:
if n % i == 0:
n //= i
yield i
else:
i += 1
if n > 1:
yield n
def prod(iterable):... | output | 1 | 67,769 | 22 | 135,539 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist.
Divisor of n is any such natural number, that n can be divided by it without remainder.
Input
The first line contains two integers n and... | instruction | 0 | 67,770 | 22 | 135,540 |
Tags: math, number theory
Correct Solution:
```
def primes(n):
sieve = [True] * n
for i in range(3, int(n ** 0.5) + 1, 2):
if sieve[i]:
sieve[i * i::2 * i] = [False] * ((n - i * i - 1) // (2 * i) + 1)
return [2] + [i for i in range(3, n, 2) if sieve[i]]
def binomial_coefficient(n, k):
... | output | 1 | 67,770 | 22 | 135,541 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist.
Divisor of n is any such natural number, that n can be divided by it without remainder.
Input
The first line contains two integers n and... | instruction | 0 | 67,771 | 22 | 135,542 |
Tags: math, number theory
Correct Solution:
```
n,k=map(int,input().split())
ct=0
num=int(n**(0.5))
i=1
ct=0
arr=[]
ch=0
l=0
while(i<=num):
if(n%i==0):
if(i*i!=n):
arr.append(n//i)
l+=1
arr.append(i)
ct+=1
l+=1
if(ct==k):
print(i)
ch=1
... | output | 1 | 67,771 | 22 | 135,543 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist.
Divisor of n is any such natural number, that n can be divided by it without remainder.
Input
The first line contains two integers n and... | instruction | 0 | 67,772 | 22 | 135,544 |
Tags: math, number theory
Correct Solution:
```
n,k=map(int,input().split())
f=[]
for i in range(1,int(n**.5)+1):
if n%i==0:
f.append(i)
if i*i!=n: f+=[n//i]
f.sort()
print(-1 if len(f)<k else f[k-1])
``` | output | 1 | 67,772 | 22 | 135,545 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist.
Divisor of n is any such natural number, that n can be divided by it without remainder.
In... | instruction | 0 | 67,773 | 22 | 135,546 |
Yes | output | 1 | 67,773 | 22 | 135,547 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist.
Divisor of n is any such natural number, that n can be divided by it without remainder.
In... | instruction | 0 | 67,774 | 22 | 135,548 |
Yes | output | 1 | 67,774 | 22 | 135,549 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist.
Divisor of n is any such natural number, that n can be divided by it without remainder.
In... | instruction | 0 | 67,775 | 22 | 135,550 |
Yes | output | 1 | 67,775 | 22 | 135,551 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist.
Divisor of n is any such natural number, that n can be divided by it without remainder.
In... | instruction | 0 | 67,776 | 22 | 135,552 |
Yes | output | 1 | 67,776 | 22 | 135,553 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist.
Divisor of n is any such natural number, that n can be divided by it without remainder.
In... | instruction | 0 | 67,777 | 22 | 135,554 |
No | output | 1 | 67,777 | 22 | 135,555 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist.
Divisor of n is any such natural number, that n can be divided by it without remainder.
In... | instruction | 0 | 67,778 | 22 | 135,556 |
No | output | 1 | 67,778 | 22 | 135,557 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist.
Divisor of n is any such natural number, that n can be divided by it without remainder.
In... | instruction | 0 | 67,779 | 22 | 135,558 |
No | output | 1 | 67,779 | 22 | 135,559 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist.
Divisor of n is any such natural number, that n can be divided by it without remainder.
In... | instruction | 0 | 67,780 | 22 | 135,560 |
No | output | 1 | 67,780 | 22 | 135,561 |
Provide a correct Python 3 solution for this coding contest problem.
We arrange the numbers between 1 and N (1 <= N <= 10000) in increasing order and decreasing order like this:
1 2 3 4 5 6 7 8 9 . . . N
N . . . 9 8 7 6 5 4 3 2 1
Two numbers faced each other form a pair. Your task is to compute the number of pairs... | instruction | 0 | 68,057 | 22 | 136,114 |
"Correct Solution:
```
while True:
try:
n = eval(input())
is_prime = [True for _ in range(n+1)]
is_prime[1] = False
for i in range(2,int((n+1)/2)):
if is_prime[i]:
for j in range(i*2,n+1,i):
is_prime[j] = False
is_prime_rev = list(is_prime)
is_prime_rev.reverse()
count = 0
for i in range(1,... | output | 1 | 68,057 | 22 | 136,115 |
Provide a correct Python 3 solution for this coding contest problem.
We arrange the numbers between 1 and N (1 <= N <= 10000) in increasing order and decreasing order like this:
1 2 3 4 5 6 7 8 9 . . . N
N . . . 9 8 7 6 5 4 3 2 1
Two numbers faced each other form a pair. Your task is to compute the number of pairs... | instruction | 0 | 68,058 | 22 | 136,116 |
"Correct Solution:
```
# 演習1-15
#時間がオーバーしたのでmathパッケージに頼り、素数の性質を利用
#素数判定機
import math as math
def prime_checker(limit):
n = 0
prime_index = []
for k in range(2, limit+1):
factor = 0
# 2以外の偶数は素数ではないので無視する
if k % 2 == 0 and k != 2:
continue
# 繰り返しの... | output | 1 | 68,058 | 22 | 136,117 |
Provide a correct Python 3 solution for this coding contest problem.
We arrange the numbers between 1 and N (1 <= N <= 10000) in increasing order and decreasing order like this:
1 2 3 4 5 6 7 8 9 . . . N
N . . . 9 8 7 6 5 4 3 2 1
Two numbers faced each other form a pair. Your task is to compute the number of pairs... | instruction | 0 | 68,059 | 22 | 136,118 |
"Correct Solution:
```
primes = [0, 0] + [1] * 9999
for i in range(2, 101):
if primes[i]:
for j in range(i*i, 10001, i):
primes[j] = 0
while True:
try:
N = int(input())
except:
break
print(sum(primes[i] & primes[N-i+1] for i in range(1, N+1)))
``` | output | 1 | 68,059 | 22 | 136,119 |
Provide a correct Python 3 solution for this coding contest problem.
We arrange the numbers between 1 and N (1 <= N <= 10000) in increasing order and decreasing order like this:
1 2 3 4 5 6 7 8 9 . . . N
N . . . 9 8 7 6 5 4 3 2 1
Two numbers faced each other form a pair. Your task is to compute the number of pairs... | instruction | 0 | 68,060 | 22 | 136,120 |
"Correct Solution:
```
primes = [0, 0] + [1] * 9999
for i in range(2, 101):
if primes[i]:
for j in range(i*i, 10001, i):
primes[j] = 0
while True:
try:
N = int(input())
except:
break
print(sum(primes[i] and primes[N-i+1] for i in range(1, N+1)))
``` | output | 1 | 68,060 | 22 | 136,121 |
Provide a correct Python 3 solution for this coding contest problem.
We arrange the numbers between 1 and N (1 <= N <= 10000) in increasing order and decreasing order like this:
1 2 3 4 5 6 7 8 9 . . . N
N . . . 9 8 7 6 5 4 3 2 1
Two numbers faced each other form a pair. Your task is to compute the number of pairs... | instruction | 0 | 68,061 | 22 | 136,122 |
"Correct Solution:
```
import sys
import math
M = 10001
size = (M-1)//2
l = [1] * size
b = int(math.sqrt(M)+1)
for i in range(3,b,2):
index = (i-3)//2
if l[index]:
l[index+i::i] = [0] * len(l[index+i::i])
m = []
for i in range(size):
if l[i]:
m.append(i)
s = ""
p = [0,0,0,1]
for i in sys.... | output | 1 | 68,061 | 22 | 136,123 |
Provide a correct Python 3 solution for this coding contest problem.
We arrange the numbers between 1 and N (1 <= N <= 10000) in increasing order and decreasing order like this:
1 2 3 4 5 6 7 8 9 . . . N
N . . . 9 8 7 6 5 4 3 2 1
Two numbers faced each other form a pair. Your task is to compute the number of pairs... | instruction | 0 | 68,062 | 22 | 136,124 |
"Correct Solution:
```
import math
def ifprime(num):
if num == 1:
return False
for i in range(2,math.floor(num ** 0.5) + 1):
if num % i:
continue
else:
return False
return True
while(True):
try:
num = int(input())
except:
break
count = 0
for i in range(1,num+1):
if if... | output | 1 | 68,062 | 22 | 136,125 |
Provide a correct Python 3 solution for this coding contest problem.
We arrange the numbers between 1 and N (1 <= N <= 10000) in increasing order and decreasing order like this:
1 2 3 4 5 6 7 8 9 . . . N
N . . . 9 8 7 6 5 4 3 2 1
Two numbers faced each other form a pair. Your task is to compute the number of pairs... | instruction | 0 | 68,063 | 22 | 136,126 |
"Correct Solution:
```
n=10000
p=[1]*(n+1)
p[0],p[1]=0,0
for i in range(2,int(n**0.5)+1):
if p[i]:
for j in range(i*i,n+1,i):
p[j]=0
#p=[i for i in range(n+1) if p[i]==1]
while 1:
try:n=int(input())
except:break
c=0
for i in range(2,n):
if (p[i],p[n-i+1])==(1,1):c... | output | 1 | 68,063 | 22 | 136,127 |
Provide a correct Python 3 solution for this coding contest problem.
We arrange the numbers between 1 and N (1 <= N <= 10000) in increasing order and decreasing order like this:
1 2 3 4 5 6 7 8 9 . . . N
N . . . 9 8 7 6 5 4 3 2 1
Two numbers faced each other form a pair. Your task is to compute the number of pairs... | instruction | 0 | 68,064 | 22 | 136,128 |
"Correct Solution:
```
import sys
def is_prime(x):
if((x % 2 == 0 and x > 2) or x < 2):
return 0
elif(x <= 5):
return 1
a = 3
while(a * a <= x):
if(x % a == 0):
return 0
a += 2
return 1
l = []
for i in sys.stdin:
l.append(int(i))
for data in l:
... | output | 1 | 68,064 | 22 | 136,129 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We arrange the numbers between 1 and N (1 <= N <= 10000) in increasing order and decreasing order like this:
1 2 3 4 5 6 7 8 9 . . . N
N . . . 9 8 7 6 5 4 3 2 1
Two numbers faced each other ... | instruction | 0 | 68,065 | 22 | 136,130 |
Yes | output | 1 | 68,065 | 22 | 136,131 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We arrange the numbers between 1 and N (1 <= N <= 10000) in increasing order and decreasing order like this:
1 2 3 4 5 6 7 8 9 . . . N
N . . . 9 8 7 6 5 4 3 2 1
Two numbers faced each other ... | instruction | 0 | 68,066 | 22 | 136,132 |
Yes | output | 1 | 68,066 | 22 | 136,133 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We arrange the numbers between 1 and N (1 <= N <= 10000) in increasing order and decreasing order like this:
1 2 3 4 5 6 7 8 9 . . . N
N . . . 9 8 7 6 5 4 3 2 1
Two numbers faced each other ... | instruction | 0 | 68,067 | 22 | 136,134 |
Yes | output | 1 | 68,067 | 22 | 136,135 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We arrange the numbers between 1 and N (1 <= N <= 10000) in increasing order and decreasing order like this:
1 2 3 4 5 6 7 8 9 . . . N
N . . . 9 8 7 6 5 4 3 2 1
Two numbers faced each other ... | instruction | 0 | 68,068 | 22 | 136,136 |
Yes | output | 1 | 68,068 | 22 | 136,137 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We arrange the numbers between 1 and N (1 <= N <= 10000) in increasing order and decreasing order like this:
1 2 3 4 5 6 7 8 9 . . . N
N . . . 9 8 7 6 5 4 3 2 1
Two numbers faced each other ... | instruction | 0 | 68,069 | 22 | 136,138 |
No | output | 1 | 68,069 | 22 | 136,139 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We arrange the numbers between 1 and N (1 <= N <= 10000) in increasing order and decreasing order like this:
1 2 3 4 5 6 7 8 9 . . . N
N . . . 9 8 7 6 5 4 3 2 1
Two numbers faced each other ... | instruction | 0 | 68,070 | 22 | 136,140 |
No | output | 1 | 68,070 | 22 | 136,141 |
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