Task: Program Execution
Input (English): 8975, 8837, W, 2899, 7675, 5863, R, 7083, Q, 2893, c, p, a, 959, 8865, 2575, 8419, K, 7273, 4833, 3677
Output (English): 1, 2, 4, 5, 6, 8, 10, 14, 15, 16, 17, 19, 20, 21