Task: Program Execution
Input (English): 5637, N, u, Y, 4429, 4839, 1113, 3161, y, d, k, 9505, H, 6515, 8825, 9531, X, 5385
Output (English): N, u, Y, y, d, k, H, X, 5637, 4429, 4839, 1113, 3161, 9505, 6515, 8825, 9531, 5385