Task: Program Execution
Input (English): J f 7155 Z 2607 4329 1839 6563 R Y 9723 U 2973 295 t u 8211 8881 7863 r 5365 B l w x 9555 Z Q Z 8743 x 9853 T m 6611 M k
Output (English): 3, 5, 6, 7, 8, 11, 13, 14, 17, 18, 19, 21, 26, 30, 32, 35