Task: Program Execution
Input (English): 7191, 5527, f, 5437, 2913, 1033, A, 233, 1999, 9665, W, 2173, B, 1183, f
Output (English): 7191, 5527, 6, 5437, 2913, 1033, 1, 233, 1999, 9665, 23, 2173, 2, 1183, 6