Task: Program Execution
Input (English): r v d 3095 l k x 5535 h 1505 g 8607 q a a 3265 o 6639 f 9161 i 4775 k 9851 8025 2333 9747 x 2507 w a 4865 e w r 2747 3187 2241 9339
Output (English): a, d, e, f, g, h, i, k, l, o, q, r, v, w, x