Task: Program Execution
Input (English): F L 831 9817 4185 4721 D 4839 W 8707 9871 r H 4007 6675 d z 7435 n 5155 2737 4089 d w Y k d u L 5705 817
Output (English): 6, 12, 831, 9817, 4185, 4721, 4, 4839, 23, 8707, 9871, 18, 8, 4007, 6675, 4, 26, 7435, 14, 5155, 2737, 4089, 4, 23, 25, 11, 4, 21, 12, 5705, 817