Submission #206657

#	Time	Username	Problem	Language	Result	Execution time	Memory
206657		mayhoubsaleh	Mean (info1cup19_mean)	C++14	100 / 100	7 ms	764 KiB

mean

#include <bits/stdc++.h>
#include <string>
#define ll long long
#define pb push_back
#define IOS ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);

using namespace std;
const int maxn=222;
ll n;
ll a[maxn];
ll dp[maxn][maxn];
int main()
{
    IOS
    cin>>n;
    for(ll i=0;i<n;i++)cin>>a[i];

    for(ll r=0;r<n;r++){
        dp[r][r]=a[r];
        for(ll l=r-1;l>=0;l--){
            for(ll mid=l;mid<r;mid++){
                dp[l][r]=max(dp[l][r],(dp[l][mid]+dp[mid+1][r])/2);
            }
        }
    }
    cout<<dp[0][n-1]<<endl;
    return 0;
}

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