#include <bits/stdc++.h>
#ifdef LOCAL
#include "./debug.cpp"
#else
#define debug(...)
#define print_line
#endif
using namespace std;
using ll = long long;

int main() {
    int T;
    cin >> T;
    while (T--) {
        ll D, A;
        cin >> D >> A;
        while (D--) {
            ll X;
            cin >> X;
            __int128_t Y = X;
            Y *= 10;
            Y /= A;
            if (Y % 10 >= 5) Y += 10 - Y % 10;
            X = Y / 10;
            cout << X << ' ';
        }
        cout << '\n';
    }
}