Submission #253440

#	Time	Username	Problem	Language	Result	Execution time	Memory
253440		Badrangiikh	Arranging Shoes (IOI19_shoes)	C++14	25 / 100	33 ms	1924 KiB

shoes

#include<bits/stdc++.h>
#include <deque> 
#include <cmath>
using namespace std;
 
#define ll long long 
 
/*freopen("input.txt","r",stdin);
freopen("output.txt","w",stdout);*/
 
int count_swaps ( vector < int > s ) {
    long long n = s . size ( ) / 2 ;
    if ( n == 1 ) {
        if ( s [ 0 ] < s [ 1 ] ) return 0 ;
        else return 1 ;
    }
    return ( n - 1 ) * n / 2 ;
}    

• Subtask 1: 10 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 15 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 15