Task: Program Execution
Input (English): d 5505 b y 8791 r 6603 1525 i 7205 i 4585 6575 1873 6215 i 9523 n r e 4169 4451 i 4031 1519 a r 6771 h u v 4695 e q l 7909 2511 o t
Output (English): a, b, d, e, h, i, l, n, o, q, r, t, u, v, y