Task: Program Execution
Input (English): m, M, U, 7175, 6885, H, 4801, O, f, 8115, 6037, 8233, 5355, U, 8091, 841, 6453, X, Z, 2991, a, O, c
Output (English): 7175, 6885, 4801, 8115, 6037, 8233, 5355, 8091, 841, 6453, 2991