Task: Program Execution
Input (English): u 7657 q l m o 8625 4535 3037 1161 d 7557 g 2089 z i 2147 o 2859 5355 y q h 6997 h 5469 2143 1923 5507 r w a 1405 8737 t 9129 l 4153 2125 l w i 5943 u 7661
Output (English): a, d, g, h, i, l, m, o, q, r, t, u, w, y, z