#include #include using namespace std; int main() { int N; int *digs; int n; while (cin >> N && N) { for (int times = 0; times < N; times++) { cin >> n; digs = new int[n]; for (int i = 0; i < n; i++) { cin >> digs[i]; } sort(digs, digs + n); for (int i = 0; i < n; i++) { cout << digs[i]; if (i != (n-1)) { cout << " "; } } cout << endl; free(digs); } } return 0; }