Task: Program Execution
Input (English): L, 543, 4223, u, 8951, 3433, C, J, 8321, 2929, 3989, e, 2791, a, 1571, a
Output (English): 12, 543, 4223, 21, 8951, 3433, 3, 10, 8321, 2929, 3989, 5, 2791, 1, 1571, 1