Task: Program Execution
Input (English): i, 5587, 7167, g, 7233, 1569, f, A, K, w, 8523, Y, I, 2843, 9891, P, X, a, B, 537, w, z, Y
Output (English): i, g, f, A, K, w, Y, I, P, X, a, B, w, z, Y, 5587, 7167, 7233, 1569, 8523, 2843, 9891, 537