#include "meetings.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
vector<ll> minimum_costs(vector<int> H, vector<int> L, vector<int> R) {
int N = H.size(), Q = L.size();
vector<ll> C(Q);
for (int i = 0; i < Q; i++) C[i] = 1e17;
ll ansL[N + 10], ansR[N + 10];
for (int i = 0; i < N; i++) {
ll mx = H[i];
ansL[i] = ansR[i] = H[i];
for (int j = i + 1; j < N; j++) {
mx = max(mx, (ll) H[j]);
ansL[j] = ansL[j - 1] + mx;
}
mx = H[i];
for (int j = i - 1; j >= 0; j--) {
mx = max(mx, (ll) H[j]);
ansR[j] = ansR[j + 1] + mx;
}
for (int j = 0; j < Q; j++) {
if (L[j] <= i && i <= R[j]) C[j] = min(C[j], ansR[L[j]] + ansL[R[j]] - H[i]);
}
}
return C;
}
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