제출 #397872

#제출 시각아이디문제언어결과실행 시간메모리
397872snasibov05Arranging Shoes (IOI19_shoes)C++14
10 / 100
30 ms1836 KiB
#include "shoes.h"

using namespace std;

long long count_swaps(vector<int> s) {

    long long ans = 0;
    int n = s.size();
    for (int i = 0; i < n; i += 2) {
        if (s[i] > 0) ans++;
    }

    return ans;

}
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