Task: Program Execution
Input (English): b 5257 Q 6153 7079 1199 y n D 3629 3555 8447 d 3505 8795 2445 5177 1937 d Q f 8283 S 5903 8989 Q 5723 i b 4805 L 6815 x 9725 7351 7087 3857 423 y
Output (English): 1, 3, 7, 8, 9, 13, 19, 20, 21, 23, 26, 28, 29, 31, 33, 39