Task: Program Execution
Input (English): W, u, 6591, K, 7513, R, a, 4391, K, a, 7215, 1095, p, 4099, 6235, 3757, 3225, 7465, 7613, 2321, u
Output (English): W, u, K, R, a, K, a, p, u, 6591, 7513, 4391, 7215, 1095, 4099, 6235, 3757, 3225, 7465, 7613, 2321