Task: Program Execution
Input (English): o, 3375, 5751, 5135, 4383, 5981, 3625, L, i, 1275, J, 2019, 2369, 5523, 9505, x, U, b, w
Output (English): 15, 3375, 5751, 5135, 4383, 5981, 3625, 12, 9, 1275, 10, 2019, 2369, 5523, 9505, 24, 21, 2, 23