Task: Program Execution
Input (English): B 8861 3889 575 L 4257 g 5067 i i 883 3461 9745 X M J q H 5413 O 7927 4223 c v 8313
Output (English): 1, 5, 7, 9, 10, 14, 15, 16, 17, 18, 20, 23, 24