Task: Program Execution
Input (English): F D C Q I B B u 7581 q W f 7589 q 6815 V 4883 q 1281 E 8305 P V 4199 U S p T
Output (English): 1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 16, 18, 20, 22, 23, 25, 26, 27, 28