Task: Program Execution
Input (English): F j I W 53 p 9723 u 9667 d 395 9293 7241 1789 h 899 4461 r S 5293 481 6015 o 9293 9809 a 6899 3569
Output (English): 1, 2, 3, 4, 6, 8, 10, 15, 18, 19, 23, 26