Task: Program Execution
Input (English): 5927 X J o F b 2363 t J a 9265 b k 1717 c t 3915 1997 2427 3895 3945 3701 1403 l D s P M c x U 9019 8959 W 5489 G L 2949 6101 9789
Output (English): 1, 7, 11, 14, 17, 18, 19, 20, 21, 22, 23, 32, 33, 35, 38, 39, 40