Submission #154267

#	Time	Username	Problem	Language	Result	Execution time	Memory
154267		radugheo	Akcija (COCI15_akcija)	C++14	80 / 80	61 ms	1372 KiB

akcija

#include <bits/stdc++.h>

using namespace std;

int n, i, sum, v[100005];

int main(){
    cin >> n;
    for (i=1; i<=n; i++){
        cin >> v[i];
    }
    sort (v, v + n + 1);
    for (i=n; i>=1; i--){
        sum += v[i];
        if (n%3 == 0){
            if (i%3 == 1){
                sum -= v[i];
            }
        }
        else if (n%3 == 1){
            if (i%3 == 2){
                sum -= v[i];
            }
        }
        else{
            if (i%3 == 0){
                sum -= v[i];
            }
        }
    }
    cout << sum;
    return 0;
}

• Subtask 1: 80 / 80