Task: Program Execution
Input (English): 5835, 4149, 7115, 8603, J, 7783, 8835, L, 1363, d, 7975, l, W, U, D, 2061, 7597, z, S, 7579, F, 9999
Output (English): 1, 2, 3, 4, 6, 7, 9, 11, 16, 17, 20, 22