Task: Program Execution
Input (English): G s 9149 M 5643 321 7281 599 2413 9295 a I 3431 H 8917 y 9121 g o 7495 5573 5993 8719 J e 4579 Q
Output (English): 3, 5, 6, 7, 8, 9, 10, 13, 15, 17, 20, 21, 22, 23, 26