Task: Program Execution
Input (English): w 9169 8123 4833 d 9345 k f 5585 m l 805 3009 4769 g q 2067 i g 1045 4511 z 3727 577 w 7697 8127 a 2949 7173 2409 a
Output (English): a, d, f, g, i, k, l, m, q, w, z