Submission #1519573

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Source Code Expand

#include <iostream>
#include <algorithm>
using namespace std;

typedef long long ll;

int n, a[100005], c;
ll ans;

int main() {
    cin.tie(0);
    ios::sync_with_stdio(false);

    cin >> n;
    for (int i = 0; i < 3 * n; ++i) cin >> a[i];

    sort(a, a + 3 * n);

    for (int i = 3 * n - 2; c++ < n; i-=2) {
        ans += a[i];
    }
    cout << ans << endl;

    return 0;
}

Submission Info

Judge Result