Task: Program Execution
Input (English): h, 5435, F, j, e, L, i, h, 853, K, 6069, 3959, M, s, 9161, F, y, T, 2471, 3421, 7071
Output (English): 1, 3, 4, 5, 6, 7, 8, 10, 13, 14, 16, 17, 18