Submission #165813

#	Time	Username	Problem	Language	Result	Execution time	Memory
165813		muhi1112	Akcija (COCI15_akcija)	C++17	80 / 80	22 ms	1528 KiB

akcija

#include <bits/stdc++.h>
using namespace std;
 
#define endl '\n'
#define f1 first
#define s2 second
#define pb push_back
#define mp make_pair
#define ll long long
#define fri(a) freopen(a,"r",stdin);
#define fro(a) freopen(a,"w",stdout);
const int N=405;

int n,a,ans;
vector<int>v;

int main(){
	//fri("in.txt");
	//fro("out.txt");
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cin>>n;
	for(int i=0;i<n;i++){
		cin>>a;
		v.pb(a);
	}
	sort(v.begin(),v.end());
	reverse(v.begin(),v.end());
	for(int i=0;i<n-n%3;i+=3){
		ans+=v[i]+v[i+1];
	}
	for(int i=n-n%3;i<n;i++){
		ans+=v[i];
	}
	cout<<ans<<endl;
return 0;
}

• Subtask 1: 80 / 80