Submission #296593

#	Time	Username	Problem	Language	Result	Execution time	Memory
296593		zoooma13	Arranging Shoes (IOI19_shoes)	C++14	50 / 100	1096 ms	3192 KiB

shoes

#include "bits/stdc++.h"
#include "shoes.h"
using namespace std;

long long count_swaps(vector<int> s) {
    long long ans = 0;
    while(!s.empty()){
        int x = s.front();
        int i = find(s.begin() ,s.end() ,-x)-s.begin();
        ans += i-(x < 0);
        s.erase(s.begin()+i);
        s.erase(s.begin());
    }
    return ans;
}

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