Task: Program Execution
Input (English): X g 4081 p Q x 9711 6665 I O z H U U 8747 R 8985 5899 N 5171 x E 4449 U G 4253 E G 3135 a 2031 H
Output (English): 3, 7, 8, 15, 17, 18, 20, 23, 26, 29, 31