Task: Program Execution
Input (English): h 3513 2725 3465 i 993 4415 q 2357 7135 z b 7269 U c d 2231 E 2391 8135 2275 7613 85 Z O
Output (English): 2, 3, 4, 6, 7, 9, 10, 13, 17, 19, 20, 21, 22, 23