Submission #602157

#	Time	Username	Problem	Language	Result	Execution time	Memory
602157		inksamurai	Akcija (COCI15_akcija)	C++17	80 / 80	15 ms	1236 KiB

akcija

#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0;i<n;i++)
#define rng(i,c,n) for(int i=(c);i<n;i++)
#define per(i,n) for(int i=n-1;i>=0;i--)
#define fi first
#define se second
#define sz(a) (int)a.size()
#define vec(...) vector<__VA_ARGS__>
#define _3aFGabX ios::sync_with_stdio(0),cin.tie(0)
using pii=pair<int,int>;
using vi=vector<int>;
void print(){cout<<'\n';}
template<class h,class...t>
void print(const h&v,const t&...u){cout<<v<<' ',print(u...);}
// e

signed main(){
_3aFGabX;
	int n;
	cin>>n;
	vi a(n);
	rep(i,n){
		cin>>a[i];
	}
	sort(a.rbegin(), a.rend());
	long long res=0;
	for(int i=0;i<n;i+=3){
		res+=a[i];
		if(i+1<n){
			res+=a[i+1];
		}
	}
	print(res);
}

• Subtask 1: 80 / 80