// #include "meetings.h"
#include <bits/stdc++.h>
#define pb push_back
#define ll long long
#define print(a) for(int i=0;i<a.size();i++)cout<<a[i]<<endl;
using namespace std;
vector<long long> minimum_costs(vector<int> H, vector<int> L,vector<int> R) {
int q = L.size();
int n = H.size();
vector<vector<ll>>suffix(n,vector<ll>(n+1,0));
vector<vector<ll>>prefix(n,vector<ll>(n+1,0));
vector<ll>C(q);
for(int i=0;i<n;i++){
ll mx=0;
for(int j=i;j<n;j++){
mx=max(mx,(ll)H[j]);
suffix[i][j+1]=suffix[i][j]+mx;
}
mx=0;
for(int j=i;j>=0;j--){
mx=max(mx,(ll)H[j]);
prefix[i][j]=prefix[i][j+1]+mx;
}
}
for(int i=0;i<q;i++){
ll mn=LONG_LONG_MAX;
for(int j=L[i];j<=R[i];j++){
ll sm=0;
sm+=H[j];
sm+=prefix[j][L[i]]-prefix[j][j];
sm+=suffix[j][R[i]+1]-suffix[j][j+1];
mn=min(mn,sm);
}
C[i]=mn;
}
return C;
}
// int main(){
// vector<ll>c;
// c=minimum_costs({2,4,3,5,4}, {2,1,0}, {4,1,4});
// print(c);
// }
