Task: Program Execution
Input (English): f, 2843, E, q, 155, 8489, 3705, j, X, 7843, Y, 809, y, z, m, q, 5543, W, l, T
Output (English): f, E, q, j, X, Y, y, z, m, q, W, l, T, 2843, 155, 8489, 3705, 7843, 809, 5543