Task: Program Execution
Input (English): n 7115 d 7875 u 9313 699 i 4991 x i 7089 4617 689 t 4845 7327 k 5727 4175 q 4093 e a 7465 o 335 9485 p c g 7343 5485 409 161
Output (English): a, c, d, e, g, i, k, n, o, p, q, t, u, x