Task: Program Execution
Input (English): h O 1851 y 3763 3335 F 7051 3033 o 2681 1407 P 9599 W H j 277 e 8789 7017 p 9677 5769 J H X T s 9487 4197 i O M
Output (English): 3, 5, 6, 8, 9, 11, 12, 14, 18, 20, 21, 23, 24, 30, 31