Task: Program Execution
Input (English): 4129 9577 Z 4577 7351 t C 7761 6173 6451 Z 1907 2745 U 3093 5825 d z d 7067 2789 T 2547 2133 p 663 4209 t k
Output (English): Z, t, C, Z, U, d, z, d, T, p, t, k, 4129, 9577, 4577, 7351, 7761, 6173, 6451, 1907, 2745, 3093, 5825, 7067, 2789, 2547, 2133, 663, 4209