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| #include <bits/stdc++.h>
#define ll long long
#define int long long
#define Orz ios::sync_with_stdio(0),cin.tie(0)
#define N 51
#define FOR(i,n) for(int i=0;i<n;i++)
#define pii pair<int,int>
#define pid pair<int,double>
#define pdi pair<double,int>
using namespace std;
int n,m;
void solve(){
cin>>n;
int ans = 0,dp[N][N];
memset(dp,0,sizeof(dp));
FOR(i,n){
int temp;cin>>temp;
dp[i][i] = temp;
ans = max(ans,temp);
}
for(int i=0;i<n;i++){
for(int j=i+1;j<n;j++){
dp[i][j] = dp[i][j-1]+dp[j][j];
ans = max(ans,dp[i][j]);
}
}
cout<<ans<<endl;
}
signed main(){
Orz;
int t = 1;
while(t--){
solve();
}
}
|