제출 #650107

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
650107		dozer	Akcija (COCI15_akcija)	C++14	80 / 80	15 ms	1492 KiB

akcija

#include <bits/stdc++.h>
using namespace std;
#define fileio() freopen("input.txt", "r", stdin), freopen("output.txt", "w", stdout)
#define fastio() cin.tie(0), ios_base::sync_with_stdio(0)
#define pb push_back
#define sp " "
#define endl "\n"
#define pii pair<int, int>
#define st first
#define nd second
#define N 1000005
#define int long long

int arr[N];

int32_t main()
{
	fastio();

	int n;
	cin>>n;
	int sum = 0;
	for (int i = 1; i <= n; i++)
		cin>>arr[i], sum += arr[i];
	sort(arr + 1, arr + 1 + n);
	for (int i = n - 2; i >= 1; i-= 3)
		sum -= arr[i];
	cout<<sum<<endl;

	cerr<<"time taken : "<<(float)clock() / CLOCKS_PER_SEC<<" seconds\n";
}

• Subtask 1: 80 / 80