Task: Program Execution
Input (English): 8901 9371 5111 9949 l 305 879 6795 9163 V 8879 6465 5859 t 4983 e j 219 t C O f C 3293 4701 w 6937 B E 2307 61 u f d
Output (English): 1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 15, 18, 24, 25, 27, 30, 31