Task: Program Execution
Input (English): 5139 4145 6059 8001 7793 a n 287 m v 8871 t b 6183 u e b 8955 4757 b p 6399 c 2975 2881 g 8283 f 7361 w p 7627 x 7329 9807 2829 r f 2379 369 m 8885 i m
Output (English): a, b, c, e, f, g, i, m, n, p, r, t, u, v, w, x