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.
A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twice in the array) and [1,3,4] is also not a perm... | instruction | 0 | 77,723 | 12 | 155,446 |
Tags: combinatorics, dp, graphs, math
Correct Solution:
```
a = int(input())
mod = 10 ** 9 + 7
sum1 = 1
for i in range(2, a + 1):
sum1 = (sum1 * i) % mod
print((sum1 - 2 ** (a - 1)) % mod)
``` | output | 1 | 77,723 | 12 | 155,447 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twice in the array) and [1,3,4] is also not a perm... | instruction | 0 | 77,724 | 12 | 155,448 |
Tags: combinatorics, dp, graphs, math
Correct Solution:
```
n=int(input())
pr=1
mod=10**9+7
dif=1/2
for i in range(1,n+1):
pr=(pr*i)%mod
dif=int(dif*2)%mod
if pr<dif:
pr+=mod
print(pr-dif)
``` | output | 1 | 77,724 | 12 | 155,449 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twice in the array) and [1,3,4] is also not a perm... | instruction | 0 | 77,725 | 12 | 155,450 |
Tags: combinatorics, dp, graphs, math
Correct Solution:
```
################################################
################################################
######### Written By Boddapati Mahesh ##########
######### IIIT Hyderabad #######################
################################################
##############... | output | 1 | 77,725 | 12 | 155,451 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twi... | instruction | 0 | 77,726 | 12 | 155,452 |
Yes | output | 1 | 77,726 | 12 | 155,453 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twi... | instruction | 0 | 77,727 | 12 | 155,454 |
Yes | output | 1 | 77,727 | 12 | 155,455 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twi... | instruction | 0 | 77,728 | 12 | 155,456 |
Yes | output | 1 | 77,728 | 12 | 155,457 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twi... | instruction | 0 | 77,729 | 12 | 155,458 |
Yes | output | 1 | 77,729 | 12 | 155,459 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twi... | instruction | 0 | 77,730 | 12 | 155,460 |
No | output | 1 | 77,730 | 12 | 155,461 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twi... | instruction | 0 | 77,731 | 12 | 155,462 |
No | output | 1 | 77,731 | 12 | 155,463 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twi... | instruction | 0 | 77,732 | 12 | 155,464 |
No | output | 1 | 77,732 | 12 | 155,465 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twi... | instruction | 0 | 77,733 | 12 | 155,466 |
No | output | 1 | 77,733 | 12 | 155,467 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little Petya likes arrays of integers a lot. Recently his mother has presented him one such array consisting of n elements. Petya is now wondering whether he can swap any two distinct integers in the array so that the array got unsorted. Ple... | instruction | 0 | 77,765 | 12 | 155,530 |
Tags: brute force, sortings
Correct Solution:
```
n=int(input())
l=[int(i) for i in input().split()]
if n==1 or n==2:
print(-1)
exit()
if len(set(l))==1:
print(-1)
exit()
def rev(l):
return all(l[i]>=l[i+1] for i in range(n-1))
def srt(l):
return all(l[i]<=l[i+1] for i in range(n-1))
if rev(l) ... | output | 1 | 77,765 | 12 | 155,531 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little Petya likes arrays of integers a lot. Recently his mother has presented him one such array consisting of n elements. Petya is now wondering whether he can swap any two distinct integers in the array so that the array got unsorted. Ple... | instruction | 0 | 77,766 | 12 | 155,532 |
Tags: brute force, sortings
Correct Solution:
```
n=int(input())
l=[int(i) for i in input().split()]
if n==1 or n==2:
print(-1)
exit()
if len(set(l))==1:
print(-1)
exit()
def rev(l):
return all(l[i]>=l[i+1] for i in range(n-1))
def srt(l):
return all(l[i]<=l[i+1] for i in range(n-1))
if rev(l) ... | output | 1 | 77,766 | 12 | 155,533 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little Petya likes arrays of integers a lot. Recently his mother has presented him one such array consisting of n elements. Petya is now wondering whether he can swap any two distinct integers in the array so that the array got unsorted. Ple... | instruction | 0 | 77,767 | 12 | 155,534 |
Tags: brute force, sortings
Correct Solution:
```
# def hehe(a,n):
# if n==1 or n==2:
# return -1
#
# a1=list(a)
# a1.sort()
#
# a2=list(a1)
# a2.reverse()
#
# acopy=list(a)
# for i in range (0,n,1):
# for j in range(i+1,n,1):
# if(a[i]==a[j]):
... | output | 1 | 77,767 | 12 | 155,535 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little Petya likes arrays of integers a lot. Recently his mother has presented him one such array consisting of n elements. Petya is now wondering whether he can swap any two distinct integers in the array so that the array got unsorted. Ple... | instruction | 0 | 77,768 | 12 | 155,536 |
Tags: brute force, sortings
Correct Solution:
```
n = int(input())
arr = list(map(int, input().split()))
a, b = -1, -1
for i in range(1, n):
if arr[i-1] == arr[i]:
continue
arr[i-1], arr[i] = arr[i], arr[i-1]
up, down = True, True
for j in range(1, n):
if arr[j-1] < arr[j]:
down = False
if arr[j-1] > arr[j... | output | 1 | 77,768 | 12 | 155,537 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little Petya likes arrays of integers a lot. Recently his mother has presented him one such array consisting of n elements. Petya is now wondering whether he can swap any two distinct integers in the array so that the array got unsorted. Ple... | instruction | 0 | 77,769 | 12 | 155,538 |
Tags: brute force, sortings
Correct Solution:
```
n=int(input())
l=[int(i) for i in input().split()]
if n==1 or n==2:
print(-1)
exit()
if len(set(l))==1:
print(-1)
exit()
def rev(l):
return all(l[i]>=l[i+1] for i in range(n-1))
def srt(l):
return all(l[i]<=l[i+1] for i in range(n-1))
if rev(l) ... | output | 1 | 77,769 | 12 | 155,539 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little Petya likes arrays of integers a lot. Recently his mother has presented him one such array consisting of n elements. Petya is now wondering whether he can swap any two distinct integers in the array so that the array got unsorted. Ple... | instruction | 0 | 77,770 | 12 | 155,540 |
Tags: brute force, sortings
Correct Solution:
```
import sys
import random
n = int(input())
a = [int(x) for x in input().split()]
def flat():
for i in range(1, n):
#print(i)
if a[i] != a[0]:
return False
return True
if n<3 or flat():
print(-1)
sys.exit()
def sorted_asc... | output | 1 | 77,770 | 12 | 155,541 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little Petya likes arrays of integers a lot. Recently his mother has presented him one such array consisting of n elements. Petya is now wondering whether he can swap any two distinct integers in the array so that the array got unsorted. Ple... | instruction | 0 | 77,771 | 12 | 155,542 |
Tags: brute force, sortings
Correct Solution:
```
n = int(input())
data = list(map(int,input().split()))
mins = [0 for i in range(n)]
maxs = [0 for i in range(n)]
mins_back = [0 for i in range(n)]
maxs_back = [0 for i in range(n)]
min_ = data[0]
mins[0] = 0
max_ = data[0]
maxs[0] = 0
if n == 2:
print( - 1)
... | output | 1 | 77,771 | 12 | 155,543 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little Petya likes arrays of integers a lot. Recently his mother has presented him one such array consisting of n elements. Petya is now wondering whether he can swap any two distinct integers in the array so that the array got unsorted. Ple... | instruction | 0 | 77,772 | 12 | 155,544 |
Tags: brute force, sortings
Correct Solution:
```
n = int(input())
t = list(map(int, input().split()))
if n < 3 or (n == 3 and t[0] == t[2]) or all(i == t[0] for i in t): print(-1)
else:
i = 1
while t[i] == t[i - 1]: i += 1
if i > 1: print('2 ' + str(i + 1))
elif t[0] < t[1]:
if t[1] <= t[2]: pr... | output | 1 | 77,772 | 12 | 155,545 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Petya likes arrays of integers a lot. Recently his mother has presented him one such array consisting of n elements. Petya is now wondering whether he can swap any two distinct integers i... | instruction | 0 | 77,773 | 12 | 155,546 |
Yes | output | 1 | 77,773 | 12 | 155,547 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Petya likes arrays of integers a lot. Recently his mother has presented him one such array consisting of n elements. Petya is now wondering whether he can swap any two distinct integers i... | instruction | 0 | 77,774 | 12 | 155,548 |
Yes | output | 1 | 77,774 | 12 | 155,549 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Petya likes arrays of integers a lot. Recently his mother has presented him one such array consisting of n elements. Petya is now wondering whether he can swap any two distinct integers i... | instruction | 0 | 77,775 | 12 | 155,550 |
Yes | output | 1 | 77,775 | 12 | 155,551 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Petya likes arrays of integers a lot. Recently his mother has presented him one such array consisting of n elements. Petya is now wondering whether he can swap any two distinct integers i... | instruction | 0 | 77,776 | 12 | 155,552 |
Yes | output | 1 | 77,776 | 12 | 155,553 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Petya likes arrays of integers a lot. Recently his mother has presented him one such array consisting of n elements. Petya is now wondering whether he can swap any two distinct integers i... | instruction | 0 | 77,777 | 12 | 155,554 |
No | output | 1 | 77,777 | 12 | 155,555 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Petya likes arrays of integers a lot. Recently his mother has presented him one such array consisting of n elements. Petya is now wondering whether he can swap any two distinct integers i... | instruction | 0 | 77,778 | 12 | 155,556 |
No | output | 1 | 77,778 | 12 | 155,557 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Petya likes arrays of integers a lot. Recently his mother has presented him one such array consisting of n elements. Petya is now wondering whether he can swap any two distinct integers i... | instruction | 0 | 77,779 | 12 | 155,558 |
No | output | 1 | 77,779 | 12 | 155,559 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Petya likes arrays of integers a lot. Recently his mother has presented him one such array consisting of n elements. Petya is now wondering whether he can swap any two distinct integers i... | instruction | 0 | 77,780 | 12 | 155,560 |
No | output | 1 | 77,780 | 12 | 155,561 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Artem has an array of n positive integers. Artem decided to play with it. The game consists of n moves. Each move goes like this. Artem chooses some element of the array and removes it. For that, he gets min(a, b) points, where a and b are n... | instruction | 0 | 77,817 | 12 | 155,634 |
Tags: data structures, greedy
Correct Solution:
```
def maxScore(list):
score=0
stack=[]
stack.append(list[0])
for i in range(1,len(list)):
while(len(stack)>1 and stack[-1]<=min(list[i],stack[-2])):
score=score+min(list[i],stack[-2])
stack.pop()
stack.append(list... | output | 1 | 77,817 | 12 | 155,635 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Artem has an array of n positive integers. Artem decided to play with it. The game consists of n moves. Each move goes like this. Artem chooses some element of the array and removes it. For that, he gets min(a, b) points, where a and b are n... | instruction | 0 | 77,819 | 12 | 155,638 |
Tags: data structures, greedy
Correct Solution:
```
input()
list=[int(x) for x in input().split()]
stack=[]
score=0
stack.append(list[0])
for i in range(1,len(list)):
while(len(stack)>1 and stack[-1]<=min(list[i],stack[-2])):
score=score+min(list[i],stack[-2])
stack.pop()
stack.append(list[i])
f... | output | 1 | 77,819 | 12 | 155,639 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Artem has an array of n positive integers. Artem decided to play with it. The game consists of n moves. Each move goes like this. Artem chooses some element of the array and removes it. For that, he gets min(a, b) points, where a and b are n... | instruction | 0 | 77,820 | 12 | 155,640 |
Tags: data structures, greedy
Correct Solution:
```
MAXN = 5 * 10**5 + 100
a = []
ans = 0
n = int(input())
a = list( map ( int, input().split() ) )
a.append(0)
a = [0] + a
n = n + 2
arr = []
arr.append( a[0] )
arr.append( a[1] )
i = 2
while i < n :
ln = a[i]
l1 = arr[-1]
l0 = arr[-2]
while l1 <= l0 and l1 ... | output | 1 | 77,820 | 12 | 155,641 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Artem has an array of n positive integers. Artem decided to play with it. The game consists of n moves. Each move goes like this. Artem chooses some element of the array and removes it. For that, he gets min(a, b) points, where a and b are n... | instruction | 0 | 77,821 | 12 | 155,642 |
Tags: data structures, greedy
Correct Solution:
```
n = input()
s = []
a = 0
for i in map(int, input().split()):
while len(s) > 1 and min(s[-2], i)>=s[-1]:
a += min(i, s[-2])
del(s[-1])
s.append(i)
s.sort()
print(a + sum(s[0: -2]))
# Made By Mostafa_Khaled
``` | output | 1 | 77,821 | 12 | 155,643 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Artem has an array of n positive integers. Artem decided to play with it. The game consists of n moves. Each move goes like this. Artem chooses some element of the array and removes it. For that, he gets min(a, b) points, where a and b are n... | instruction | 0 | 77,822 | 12 | 155,644 |
Tags: data structures, greedy
Correct Solution:
```
n = input()
s = []
a = 0
for i in map(int, input().split()):
while len(s) > 1 and min(s[-2], i)>=s[-1]:
a += min(i, s[-2])
del(s[-1])
s.append(i)
s.sort()
print(a + sum(s[0: -2]))
``` | output | 1 | 77,822 | 12 | 155,645 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Artem has an array of n positive integers. Artem decided to play with it. The game consists of n moves. Each move goes like this. Artem chooses some element of the array and removes it. For that, he gets min(a, b) points, where a and b are n... | instruction | 0 | 77,823 | 12 | 155,646 |
Tags: data structures, greedy
Correct Solution:
```
n,s,a=input(),[],0
for i in map(int,input().split(' ')):
while len(s)>1 and min(s[-2],i)>=s[-1]:
a+=min(i,s[-2])
del(s[-1])
s.append(i)
s.sort()
print(a+sum(s[0:-2]))
``` | output | 1 | 77,823 | 12 | 155,647 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers a and b.
In one move, you can choose some integer k from 1 to 10 and add it to a or subtract it from a. In other words, you choose an integer k ∈ [1; 10] and perform a := a + k or a := a - k. You may use different... | instruction | 0 | 78,464 | 12 | 156,928 |
Tags: greedy, math
Correct Solution:
```
for TC in range(int(input())):
a, b = map(int, input().split())
if a < b:
a, b = b, a
c = (a - b)// 10
print(c if not (a-b)%10 else c + 1)
``` | output | 1 | 78,464 | 12 | 156,929 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers a and b.
In one move, you can choose some integer k from 1 to 10 and add it to a or subtract it from a. In other words, you choose an integer k ∈ [1; 10] and perform a := a + k or a := a - k. You may use different... | instruction | 0 | 78,465 | 12 | 156,930 |
Tags: greedy, math
Correct Solution:
```
#-------------------------------------------------------------------------
import math
#----------------------------------------------------------------------------
def ii():return int(input())
def si():return input()
def li():return list(map(int,input().split()))
def mi():retur... | output | 1 | 78,465 | 12 | 156,931 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers a and b.
In one move, you can choose some integer k from 1 to 10 and add it to a or subtract it from a. In other words, you choose an integer k ∈ [1; 10] and perform a := a + k or a := a - k. You may use different... | instruction | 0 | 78,466 | 12 | 156,932 |
Tags: greedy, math
Correct Solution:
```
from math import *
# from sympy import *
# from cmath import *
# from itertools import combinations
# from random import *
count = int(0)
ans_list = list()
t = int(input())
inp_count = t
list_a = list()
list_b = list()
while inp_count != 0:
a, b = input().split()
list... | output | 1 | 78,466 | 12 | 156,933 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers a and b.
In one move, you can choose some integer k from 1 to 10 and add it to a or subtract it from a. In other words, you choose an integer k ∈ [1; 10] and perform a := a + k or a := a - k. You may use different... | instruction | 0 | 78,467 | 12 | 156,934 |
Tags: greedy, math
Correct Solution:
```
for _ in range(int(input())):
a,b = [int(x) for x in input().split(' ')]
z=abs(a-b)//10
if abs(a-b)%10 !=0:
print(z+1)
else:
print(z)
``` | output | 1 | 78,467 | 12 | 156,935 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers a and b.
In one move, you can choose some integer k from 1 to 10 and add it to a or subtract it from a. In other words, you choose an integer k ∈ [1; 10] and perform a := a + k or a := a - k. You may use different... | instruction | 0 | 78,468 | 12 | 156,936 |
Tags: greedy, math
Correct Solution:
```
def solve():
a,b = map(int, input().split())
if(a==b):
return 0
if(a>b):
diff = a - b
diff = abs(a-b)
if(diff<=10):
return 1
moves = 0
p = diff//10
moves+=p
if(diff%10 != 0):
moves+=1
return moves
... | output | 1 | 78,468 | 12 | 156,937 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers a and b.
In one move, you can choose some integer k from 1 to 10 and add it to a or subtract it from a. In other words, you choose an integer k ∈ [1; 10] and perform a := a + k or a := a - k. You may use different... | instruction | 0 | 78,469 | 12 | 156,938 |
Tags: greedy, math
Correct Solution:
```
for zz in range(0,int(input())):
a,b=[int(i) for i in input().split()]
if a>b:
c=b-a
if c%2==0:
print(1)
else:
print(2)
elif a==b:
print(0)
else:
c=a-b
if c%2==0:
print(2)
... | output | 1 | 78,469 | 12 | 156,939 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers a and b.
In one move, you can choose some integer k from 1 to 10 and add it to a or subtract it from a. In other words, you choose an integer k ∈ [1; 10] and perform a := a + k or a := a - k. You may use different... | instruction | 0 | 78,470 | 12 | 156,940 |
Tags: greedy, math
Correct Solution:
```
t = int(input())
for _ in range(t):
a, b = list(map(int, input().split()))
diff = abs(a-b)
plus_10 = diff // 10
print(plus_10 + (diff != 10 * plus_10))
``` | output | 1 | 78,470 | 12 | 156,941 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two integers a and b.
In one move, you can choose some integer k from 1 to 10 and add it to a or subtract it from a. In other words, you choose an integer k ∈ [1; 10] and perform a := a + k or a := a - k. You may use different... | instruction | 0 | 78,471 | 12 | 156,942 |
Tags: greedy, math
Correct Solution:
```
def process():
a,b=list(map(int,input().split()))
if(a==b):
print("0\n")
return 0
if(a%2==1 and b%2==0 and a<b):
print("1\n") # 5 10
return
if(a%2==1 and b%2==1 and a<b): # 5 7
print("2\n")
retu... | output | 1 | 78,471 | 12 | 156,943 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A k-multiple free set is a set of integers where there is no pair of integers where one is equal to another integer multiplied by k. That is, there are no two integers x and y (x < y) from the set, such that y = x·k.
You're given a set of n... | instruction | 0 | 78,572 | 12 | 157,144 |
Tags: binary search, greedy, sortings
Correct Solution:
```
n,k = map(int,input().split())
arr = list(map(int,input().split()))
arr.sort()
s = set()
ans = 0
for c in arr:
if c%k==0 and c//k in s:
continue
else:
ans+=1
s.add(c)
print(ans)
``` | output | 1 | 78,572 | 12 | 157,145 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A k-multiple free set is a set of integers where there is no pair of integers where one is equal to another integer multiplied by k. That is, there are no two integers x and y (x < y) from the set, such that y = x·k.
You're given a set of n... | instruction | 0 | 78,573 | 12 | 157,146 |
Tags: binary search, greedy, sortings
Correct Solution:
```
from collections import defaultdict
n,k=[int(i) for i in input().strip().split()]
l=[int(i) for i in input().strip().split()]
if(k==1):
print(n)
else:
l.sort()
ndict=defaultdict(list)
for x in l:
i=x
while(i%k==0):
... | output | 1 | 78,573 | 12 | 157,147 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A k-multiple free set is a set of integers where there is no pair of integers where one is equal to another integer multiplied by k. That is, there are no two integers x and y (x < y) from the set, such that y = x·k.
You're given a set of n... | instruction | 0 | 78,576 | 12 | 157,152 |
Tags: binary search, greedy, sortings
Correct Solution:
```
n,k=map(int,input().split())
l=list(map(int,input().split()))
l.sort()
d={}
c=1
p=[0]*n
d[l[0]]=0
p[0]=1
for i in range(1,n):
a=c
if l[i]%k==0 and (l[i]//k in d):
a=d[l[i]//k]
c-=1
d[l[i]]=a
p[a]+=1
c+=1
s=0
for i in range(n):
if p[i]==0:
break
s+... | output | 1 | 78,576 | 12 | 157,153 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A k-multiple free set is a set of integers where there is no pair of integers where one is equal to another integer multiplied by k. That is, there are no two integers x and y (x < y) from the set, such that y = x·k.
You're given a set of n... | instruction | 0 | 78,577 | 12 | 157,154 |
Tags: binary search, greedy, sortings
Correct Solution:
```
from sys import stdin
def main():
n, k = map(int, stdin.readline().split())
ar = list(map(int, stdin.readline().split()))
if k == 1:
print(n)
else:
ar.sort()
lk = set()
check = {}
for elm in ar:
... | output | 1 | 78,577 | 12 | 157,155 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A k-multiple free set is a set of integers where there is no pair of integers where one is equal to another integer multiplied by k. That is, there are no two integers x and y (x < y) from the set, such that y = x·k.
You're given a set of n... | instruction | 0 | 78,578 | 12 | 157,156 |
Tags: binary search, greedy, sortings
Correct Solution:
```
# Problem: A. k-Multiple Free Set
# Contest: Codeforces - Codeforces Round #168 (Div. 1)
# URL: https://codeforces.com/problemset/problem/274/A
# Memory Limit: 256 MB
# Time Limit: 2000 ms
#
# KAPOOR'S
from sys import stdin, stdout
def INI():
return int(s... | output | 1 | 78,578 | 12 | 157,157 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A k-multiple free set is a set of integers where there is no pair of integers where one is equal to another integer multiplied by k. That is, there are no two integers x and y (x < y) from the set, such that y = x·k.
You're given a set of n... | instruction | 0 | 78,579 | 12 | 157,158 |
Tags: binary search, greedy, sortings
Correct Solution:
```
import math
import random
from queue import Queue
import time
def main(arr,k):
set_arr=set(arr)
max_val=max(arr)
min_val=min(arr)
arr.sort()
if k==1:
return len(set_arr)
f={}
for e in arr:
if e not in f:
f[e]=0
f[e]+=1
a... | output | 1 | 78,579 | 12 | 157,159 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A k-multiple free set is a set of integers where there is no pair of integers where one is equal to another integer multiplied by k. That is, there are no two integers x and y (x < y) from the s... | instruction | 0 | 78,580 | 12 | 157,160 |
Yes | output | 1 | 78,580 | 12 | 157,161 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A k-multiple free set is a set of integers where there is no pair of integers where one is equal to another integer multiplied by k. That is, there are no two integers x and y (x < y) from the s... | instruction | 0 | 78,581 | 12 | 157,162 |
Yes | output | 1 | 78,581 | 12 | 157,163 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A k-multiple free set is a set of integers where there is no pair of integers where one is equal to another integer multiplied by k. That is, there are no two integers x and y (x < y) from the s... | instruction | 0 | 78,583 | 12 | 157,166 |
Yes | output | 1 | 78,583 | 12 | 157,167 |
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