#include <bits/stdc++.h>
using namespace std;
int main() {
  int t;
  cin >> t;
  while (t--) {
    long long n, a[500];
    cin >> n;
    for (int i = 0; i < n; i++) {
      cin >> a[i];
    }
    sort(a, a + n);
    cout << a[n - 1];
    for (int i = 1; i < n; i++) cout << " " << a[n - 1 - i];
    cout << endl;
  }
}
