Task: Program Execution
Input (English): 5597 7479 5217 C a y 6755 d G 9087 t M g 3671 x e 1211 I 4511 G 7271 S S q M s W 9675 G 7929
Output (English): 1, 2, 3, 7, 10, 14, 17, 19, 21, 28, 30