Task: Program Execution
Input (English): 9883, 5929, 3223, 2245, 2001, 9361, P, 1711, 8737, 4703, 6293, 6675, W, 375, 8645, u, 7797
Output (English): P, W, u, 9883, 5929, 3223, 2245, 2001, 9361, 1711, 8737, 4703, 6293, 6675, 375, 8645, 7797