Submission #1194582

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Source Code Expand

#include<bits/stdc++.h>

#define x first
#define y second
#define y0 hi1
#define y1 hi2
#define ll long long
#define mp make_pair
#define pb push_back
#define sqr(a) (a)*(a)
#define ld long double
#define all(a) (a).begin(), (a).end()

using namespace std;

const int inf = 2000000000;

int main(){
    int n;
    cin >> n;

    int a[3 * n];
    for(int i = 0; i < 3 * n; i++){
        cin >> a[i];
    }
    sort(a, a + 3 * n);
    ll ans = 0;
    for(int i = 3 * n - 1; i > n; i -= 2){
        ans += a[i - 1];
    }
    cout << ans;
}

Submission Info

Judge Result