Task: Program Execution
Input (English): Y I B U f 5835 l D 3619 5459 w N D 7649 L 8443 l s m K L 1997 8041 5875 L r
Output (English): 25, 9, 2, 21, 6, 5835, 12, 4, 3619, 5459, 23, 14, 4, 7649, 12, 8443, 12, 19, 13, 11, 12, 1997, 8041, 5875, 12, 18