Task: Program Execution
Input (English): f f B 9697 l 9243 t 6179 x j 9767 L s A 9129 S y n P W 4667 3587 i E I 9481 6123 9065 2829 N o 29 475 71 8893 2561 Z 1277
Output (English): 1, 2, 3, 5, 7, 9, 10, 12, 13, 14, 16, 17, 18, 19, 20, 23, 24, 25, 30, 31, 37