//Quiz 2 Rizki Farih Ardian
#include <bits/stdc++.h>
using namespace std;
int main() {
int t;
cin >> t;
while (t--) {
int n;
cin >> n;
vector<long long> a(n);
vector<int> locked(n);
for (int i = 0; i < n; i++) {
cin >> a[i];
}
for (int i = 0; i < n; i++) {
cin >> locked[i];
}
// Kumpulkan nilai pada posisi unlocked
vector<long long> unlocked_values;
for (int i = 0; i < n; i++) {
if (locked[i] == 0) {
unlocked_values.push_back(a[i]);
}
}
sort(unlocked_values.begin(), unlocked_values.end(), greater<long long>());
int idx = 0;
for (int i = 0; i < n; i++) {
if (locked[i] == 0) {
a[i] = unlocked_values[idx++];
}
}
for (int i = 0; i < n; i++) {
cout << a[i] << " ";
}
cout << endl;
}
return 0;
}
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5
3
1 3 2
0 0 0
4
2 -3 4 -1
1 1 1 1
7
-8 4 -2 -6 4 7 1
1 0 0 0 1 1 0
5
0 1 -4 6 3
0 0 0 1 1
6
-1 7 10 4 -8 -1
1 0 0 0 0 1