Task: Program Execution
Input (English): I O 6835 9021 7217 m a 4413 2069 7075 U 9179 l 6119 g L A 8511 3245 4721 X 4481 3143 Z 7515 6381 s b q b 8845
Output (English): 1, 2, 6, 7, 11, 13, 15, 16, 17, 21, 24, 27, 28, 29, 30