Submission #158634

#	Time	Username	Problem	Language	Result	Execution time	Memory
158634		GoldNextYear	Akcija (COCI15_akcija)	C++14	80 / 80	58 ms	1784 KiB

akcija

#define fast ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0)
#include <bits/stdc++.h>
using namespace std;
#define sqr 340
#define mid (l+r)/2
#define pb push_back
#define ppb pop_back
#define fi first
#define se second
#define lb lower_bound
#define ub upper_bound
#define ins insert
#define era erase
#define C continue
#define mem(dp,i) memset(dp,i,sizeof(dp))
#define mset multiset
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pi;
typedef pair<ll,ll> pll;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<pi> vpi;
typedef vector<pll> vpll;
const ll mod=1000000007;
const ll mod2=998244353;
const ll inf=1e18*4;
const ld pai=acos(-1);
int n;
ll a[100009];
int main(){
        cin>>n;
        ll sum=0;
        for(int i=1;i<=n;i++)cin>>a[i],sum+=a[i];
        sort(a+1,a+n+1);
        reverse(a+1,a+n+1);
        for(int i=3;i<=n;i+=3)sum-=a[i];
        cout<<sum<<endl;
}

• Subtask 1: 80 / 80