Submission #1219437

#	Time	Username	Problem	Language	Result	Execution time	Memory
1219437		moondarkside	Arranging Shoes (IOI19_shoes)	C++20	15 / 100	13 ms	1864 KiB

shoes

#include <iostream>
#include<bits/stdc++.h>
int count_swaps(std::vector<int>S){
    return (S.size()/2)*(S.size()/2-1)/2;
}

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