Task: Program Execution
Input (English): H, N, h, 3703, r, 7711, 6513, 3473, 9159, 9429, f, 4639, X, 811, A, L, 9397, 7377
Output (English): 3703, 7711, 6513, 3473, 9159, 9429, 4639, 811, 9397, 7377