Submission #915301

#	Time	Username	Problem	Language	Result	Execution time	Memory
915301		jpfr12	Akcija (COCI15_akcija)	C++14	80 / 80	13 ms	1876 KiB

akcija

#include <iostream>
#include <stdio.h>
#include <algorithm>
#include <vector>
#include <queue>
#include <deque>
#include <set>
#include <string>
#include <map>
#include <math.h>
#include <cmath>
#include <climits>
#include <unordered_map>
#include <unordered_set>
#include <assert.h>
#include <fstream>
#include <bitset>
#include <iomanip>
 
typedef long long ll;
using namespace std;
int MOD = (int)1e9;
int MAXN = 1e6;
 
//classes

 
 
//global


int main(){
  ios_base::sync_with_stdio(false);
  cin.tie(0);
  //ifstream fin("input.txt");
  //ofstream fout("output.txt");
  //stop
  int n;
  cin >> n;
  vector<ll> vec(n);
  for(ll& i: vec) cin >> i;
  if(n == 1){
    cout << vec[0] << '\n';
    return 0;
  }
  sort(vec.rbegin(), vec.rend());
  ll sum = 0;
  if(n >= 3){
    for(int i = 0; i < n; i += 3){
      sum += vec[i];
      if(i+1 < n) sum += vec[i+1];
    }
  }
  else{
    for(ll& i: vec) sum += i;
  }
  cout << sum << '\n';
  return 0;
}

• Subtask 1: 80 / 80