#include<iostream>//To Be Continued
#include<cstdio>
#include<cmath>
#include<iomanip>
#include<cstring>
#include<string>
#include<fstream>
#include<algorithm>
#include<cctype>
#include<bits/stdc++.h>
using namespace std;
int n,m;
int sum;
int a[1000000];
int ans;
int dp[1000][1000];
int dp1[1000][1000];
int main() {
cin>>n;
memset(dp,63,sizeof(dp));
for(int i=1;i<=n;i++)
{
cin>>a[i];
a[i+n]=a[i];
}
for(int i=1;i<=2*n;i++)
{
dp1[i][i]=0;
dp[i][i]=0;
}
for(int j=2;j<n+n;j++)
{
for(int i=j-1;i>=1;i--)
{
for(int k=i;k<j&&j-i<n;k++)
{
dp[i][j]=min(dp[i][j],dp[i][k]+dp[k+1][j]+a[i]+a[k+1]+a[j+1]);
dp1[i][j]=max(dp1[i][j],dp1[i][k]+dp1[k+1][j]+a[i]+a[k+1]+a[j+1]);
}
}
}
cout<<dp[1][n]<<endl;
cout<<dp1[1][n]<<endl;
return 0;
}
调了半天没调好,求大佬指明错误,谢谢