Task: Program Execution
Input (English): W M 7227 U V k H Q Q B 5707 G 4235 y 81 5743 V 9003 S m X 3031 s 2015 7705 S r K 1679 a Q P 4033 1931 c 5991 71 8915 6837 y
Output (English): 1, 2, 4, 5, 6, 7, 8, 9, 10, 12, 14, 17, 19, 20, 21, 23, 26, 27, 28, 30, 31, 32, 35, 40