Task: Program Execution
Input (English): 5457 j K Q 6643 2619 Y 955 l M 463 H w 1703 2433 P 6187 3131 425 6095 I Z v 6277 I 5707 8979 a
Output (English): 2, 3, 4, 7, 9, 10, 12, 13, 16, 21, 22, 23, 25, 28