#include<bits/stdc++.h>

using namespace std;
using ll=long long;

int main(){
    int T; cin >> T;
    for (int t = 1; t <= T; t++){
        int D; ll A, x;
        cin >> D >> A;
        for (int i = 1; i <= D; i++){
            cin >> x;
            cout << (2*x+A) / (2*A) << " ";
        }
        cout << endl;
    }
    return 0;
}