Submission #418466

#	Time	Username	Problem	Language	Result	Execution time	Memory
418466		jasmin	Arranging Shoes (IOI19_shoes)	C++14	25 / 100	28 ms	3116 KiB

shoes

#include<bits/stdc++.h>
#include "shoes.h"

using namespace std;

long long count_swaps(std::vector<int> s) {
    long long a=(long long)s.size()/2;
    if(a>1){
        return a*(a-1)/2;
    }

	if(s[0]<0){
        return 0;
    }
    return 1;
}

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