Task: Program Execution
Input (English): X K m 2855 539 3617 6557 f P i X 4069 1687 B J Q 1017 121 1939 9637 2035 y l 3261 j 6355 4085 z
Output (English): 1, 2, 3, 8, 9, 10, 11, 14, 15, 16, 22, 23, 25, 28