Submission #968660

#	Time	Username	Problem	Language	Result	Execution time	Memory
968660		RandomUser	Akcija (COCI15_akcija)	C++17	80 / 80	13 ms	1372 KiB

akcija

#include <bits/stdc++.h>
 
#define pb push_back
#define eb emplace_back
#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
#define uniq(x) x.erase(unique(all(x)), x.end())
#define rall(x) x.rbegin(), x.rend()
//#define int long long
 
using namespace std;
 
using ll = long long;
using ull = unsigned long long;
using ld = long double;
using pii = pair<int, int>;
using pll = pair<ll, ll>;
 
const int mod = 1e9 + 7;
const int LOG = 20;
const int maxn = 1e5 + 5;
const double eps = 1e-9;
 
void setIO() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
}
 
int32_t main() {
    setIO();
 
    int n;
    cin >> n;
 
    vector<int> v(n);
    for(int &x : v) cin >> x;
    sort(rall(v));
 
    ll ans = 0;
 
    if(n < 3) {
        for(int &x : v) ans += x;
        cout << ans << '\n';
        return 0;
    }
 
    for(int i=0; i<n; i+=3) {
        ans += v[i];
        if(i + 1 < n) ans += v[i+1];
    }
 
    cout << ans << '\n';
    return 0;
}

• Subtask 1: 80 / 80