#include "nile.h"
#include <bits/stdc++.h>
using namespace std;
struct Artifact {
int weight;
int cost_alone;
int cost_pair;
};
vector<long long> calculate_costs(vector<int> W, vector<int> A, vector<int> B, vector<int> E) {
int N = W.size();
int Q = E.size();
vector<Artifact> artifacts(N);
for (int i = 0; i < N; ++i) {
artifacts[i] = {W[i], A[i], B[i]};
}
sort(artifacts.begin(), artifacts.end(), [](const Artifact &a, const Artifact &b) {
return a.weight < b.weight;
});
vector<long long> R(Q);
for (int q = 0; q < Q; ++q) {
int d = E[q];
vector<bool> used(N, false);
long long total_cost = 0;
int i = 0;
while (i < N) {
if (used[i]) {
++i;
continue;
}
int j = i + 1;
while (j < N && (used[j] || artifacts[j].weight - artifacts[i].weight > d)) {
++j;
}
if (j < N && !used[j] && abs(artifacts[j].weight - artifacts[i].weight) <= d) {
total_cost += artifacts[i].cost_pair + artifacts[j].cost_pair;
used[i] = used[j] = true;
} else {
total_cost += artifacts[i].cost_alone;
used[i] = true;
}
++i;
}
R[q] = total_cost;
}
return R;
}
