Task: Program Execution
Input (English): 1343 P 5919 1337 H 3665 g U 5129 x 9929 j 721 7293 P 4611 9221 1955 X 2085 1163 6235 a H 6477 6371 9877
Output (English): 1, 3, 4, 6, 9, 11, 13, 14, 16, 17, 18, 20, 21, 22, 25, 26, 27