Task: Program Execution
Input (English): x g q p l 6963 t f 1707 i 2049 4125 5407 l 2583 3499 7527 6727 8289 g 1695 8829 z 3855 9603 z 5063 6325 9949 e z 9391 w t 6433
Output (English): e, f, g, i, l, p, q, t, w, x, z