Task: Program Execution
Input (English): 4749, b, p, a, 7373, 8465, 7865, 4139, 5363, n, g, c, 7409, 1011, z, v, 1897, 9111, 4581, e, 2827, 1373, 4631
Output (English): a, b, c, e, g, n, p, v, z