#include <bits/stdc++.h>
#include <chrono>
#include <random>
using namespace std;
typedef long long ll;
#define rep(i, a, b) for (ll i=a; i<b; i++)
#define rrep(i, a, b) for (ll i=a; i>b; i--)
#define vrep(x, v) for (auto x: v)
#define mrep(x, y, v) for (auto [x, y]: v)
#define srt(v) sort(v.begin(), v.end())
#define rev(v) reverse(v.begin(), v.end())
#define vmax(v) *max_element(v.begin(), v.end())
#define vmin(v) *min_element(v.begin(), v.end())
#define vsum(v, T) accumulate(v.begin(), v.end(), T(0))
#define now() chrono::duration_cast<chrono::milliseconds>(chrono::system_clock::now().time_since_epoch()).count()
#define choice(in, out, n) sample(in.begin(), in.end(), back_inserter(out), n, mt)
#define inf 1e18

int main(){
    ll T;
    cin >> T;
    vector<vector<ll>> ans(T);
    
    rep(t, 0, T){
        ll D, A;
        cin >> D >> A;
        vector<ll> X(D);
        vrep(&x, X){
            cin >> x;
        }

        vrep(x, X){
            ans[t].push_back(round((long double)x/A));
        }
    }

    vrep(x, ans){
        vrep(y, x){
            cout << y << " ";
        }
        cout << endl;
    }
}