Task: Program Execution
Input (English): 3405, 6873, 6155, X, 9737, 7511, x, 2019, 1627, h, T, d, 3097, 5249, 6707, f, o, Q, q, 9631, h, F, Q
Output (English): 3405, 6873, 6155, 9737, 7511, 2019, 1627, 3097, 5249, 6707, 9631