Submission #153871

#	Time	Username	Problem	Language	Result	Execution time	Memory
153871		nicolaalexandra	Akcija (COCI15_akcija)	C++14	80 / 80	62 ms	760 KiB

akcija

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

int n,i,j;
int v[100010];
int main (){

    cin>>n;
    for (i=1;i<=n;i++)
        cin>>v[i];
    sort (v+1,v+n+1);
    long long sol = 0;
    for (i=n;i>=1;i-=3)
        sol += v[i]+v[i-1];

    cout<<sol;

    return 0;
}

• Subtask 1: 80 / 80