Task: Program Execution
Input (English): 7285 259 v 9655 a 4347 q 9101 w t 9203 201 2479 2293 2333 8651 1601 569 8919 x m 3209 9117 1455 9681 j x 9391 h x 1859 o 3073
Output (English): a, h, j, m, o, q, t, v, w, x