Task: Program Execution
Input (English): L, 9727, 9555, 3175, f, B, 9863, F, P, 5269, 7065, 4223, c, F
Output (English): 12, 9727, 9555, 3175, 6, 2, 9863, 6, 16, 5269, 7065, 4223, 3, 6