Task: Program Execution
Input (English): S z z 4637 S X W 6563 4751 6737 a 7049 r m Y w 5921 9011 N D 1653 i b 675 4527 V 1273 1881 3971 t L P
Output (English): 4, 8, 9, 10, 12, 17, 18, 21, 24, 25, 27, 28, 29