Submission #268489

#	Time	Username	Problem	Language	Result	Execution time	Memory
268489		mayhoubsaleh	Akcija (COCI15_akcija)	C++14	80 / 80	18 ms	1664 KiB

akcija

#include <bits/stdc++.h>
#define ll long long
#define pb push_back
#define IOS ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);


using namespace std;
const ll maxn=5e5+100;
const ll inf=1e9+10;

ll n;
ll a[maxn];
int main()
{
    IOS
    cin>>n;
    ll sum=0;
    for(ll i=0;i<n;i++)cin>>a[i],sum+=a[i];;
    sort(a,a+n);

    for(ll i=n-3;i>=0;i-=3){
        sum-=a[i];
    }
    cout<<sum<<endl;
    return 0;
}

• Subtask 1: 80 / 80