# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
553130 | Vladth11 | Akcija (COCI15_akcija) | C++14 | 18 ms | 1628 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#define debug(x) cerr << #x << " " << x << "\n"
#define debugs(x) cerr << #x << " " << x << " "
using namespace std;
typedef long long ll;
typedef pair <int, int> pii;
typedef pair <long double, pii> muchie;
const ll NMAX = 1000001;
const ll VMAX = 1001;
const ll INF = (1LL << 60);
const ll MOD = 1000000007;
const ll BLOCK = 447;
const ll base = 31;
const ll nr_of_bits = 21;
ll v[NMAX];
int main() {
ios_base::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
int n, i;
ll sum = 0;
cin >> n;
for(i = 1; i <= n; i++) cin >> v[i];
sort(v + 1, v + n + 1);
reverse(v + 1, v + n + 1);
for(i = 1; i <= n; i++){
if(i % 3 == 0) continue;
sum += v[i];
}
cout << sum;
return 0;
}
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