제출 #220288

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
220288		Sho10	Mean (info1cup19_mean)	C++14	0 / 100	5 ms	384 KiB

mean

/*
ID: Sho10
LANG: C++
*/
#include <bits/stdc++.h> //Andrei Alexandru a.k.a Sho10
#define ll long long int
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#define all(a) (a).begin(), (a).end()
#define sz size
#define f first
#define s second
#define pb push_back
#define er erase
#define in insert
#define mp make_pair
#define pi pair
#define rc(s) return cout<<s,0
#define endl '\n'
#define mod 1000000007
#define PI 3.14159265359
#define CODE_START  ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
using namespace std;
ll n;
vector<ll>a;
int32_t main(){
CODE_START;
cin>>n;
for(ll i=0;i<n;i++)
{
    ll x;
    cin>>x;
    a.pb(x);
}
sort(a.begin(),a.end());
ll ans=0;
do{
    ll s=a[0];
    for(ll i=1;i<n;i++)
    {
        s=(s+a[i])/2;
    }
    ans=max(ans,s);
}while(next_permutation(a.begin(),a.end()));
cout<<ans<<endl;
}

• Subtask 1: 0 / 30
• Subtask 2: 0 / 70