Task: Program Execution
Input (English): U 999 i 6995 8953 e v 1223 B t 5611 7473 b S p 2041 4317 909 y W x q T P b j d 2899 6475 149 2687 5219 K m P A
Output (English): 21, 999, 9, 6995, 8953, 5, 22, 1223, 2, 20, 5611, 7473, 2, 19, 16, 2041, 4317, 909, 25, 23, 24, 17, 20, 16, 2, 10, 4, 2899, 6475, 149, 2687, 5219, 11, 13, 16, 1