Task: Program Execution
Input (English): 565 H 3781 H K U 6391 2641 1085 9407 7877 j 4555 1853 D 1977 8051 g N 5371 t 4065 J m R 5971
Output (English): 2, 4, 5, 6, 12, 15, 18, 19, 21, 23, 24, 25