Task: Program Execution
Input (English): 7, ['x', 'a', 'x', 'z', '225', 'q', '6419', '3011', 'U', 'F', 'f', 'p', 'R', '9751', '1603', '6535', '137']
Output (English): x, a, x, z, 225, q, 6419, 3011, U, F