#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0;i<n;i++)
#define rng(i,c,n) for(int i=(c);i<n;i++)
#define per(i,n) for(int i=n-1;i>=0;i--)
#define fi first
#define se second
#define sz(a) (int)a.size()
#define vec(...) vector<__VA_ARGS__>
#define _3aFGabX ios::sync_with_stdio(0),cin.tie(0)
using pii=pair<int,int>;
using vi=vector<int>;
void print(){cout<<'\n';}
template<class h,class...t>
void print(const h&v,const t&...u){cout<<v<<' ',print(u...);}
// e
signed main(){
_3aFGabX;
int n;
cin>>n;
vi a(n);
rep(i,n){
cin>>a[i];
}
sort(a.rbegin(), a.rend());
long long res=0;
for(int i=0;i<n;i+=3){
res+=a[i];
if(i+1<n){
res+=a[i+1];
}
}
print(res);
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
324 KB |
Output is correct |
6 |
Correct |
13 ms |
1096 KB |
Output is correct |
7 |
Correct |
8 ms |
1108 KB |
Output is correct |
8 |
Correct |
8 ms |
1108 KB |
Output is correct |
9 |
Correct |
15 ms |
1228 KB |
Output is correct |
10 |
Correct |
14 ms |
1236 KB |
Output is correct |