Task: Program Execution
Input (English): 4163 5467 7993 t r X o 3929 z 7143 517 e i 4947 5001 u d b C w I 2675 4307 1815 6677 1267 r
Output (English): t, r, X, o, z, e, i, u, d, b, C, w, I, r, 4163, 5467, 7993, 3929, 7143, 517, 4947, 5001, 2675, 4307, 1815, 6677, 1267