제출 #1334619

#제출 시각아이디문제언어결과실행 시간메모리
1334619ensonArranging Shoes (IOI19_shoes)C++20
45 / 100
15 ms1960 KiB
#include <bits/stdc++.h>
using namespace std;


long long count_swaps(vector<int>S){
    long long a = 0, r = 0;
    for(int i = 0; i < S.size(); i++){
        if (S[i] < 0){
            a++;
            r += abs(i - 2*(a-1));
        }
    }
    return r;
}
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