Task: Program Execution
Input (English): i, 217, o, 9005, 1717, 9573, q, z, 6113, 8519, 5795, b, 6467, 8685, 6203, m, 2827, 1917, 8889, a, x, y, q
Output (English): a, b, i, m, o, q, x, y, z