Task: Program Execution
Input (English): 1, ['1773', 'U', '6471', 's', 'y', 'q', '8477', '5229', '1977', '2971', 'U', 'R', '4591', 'U', '3893', 'R', '6319', 'A', 'A', '97', '911', 'c', '5591', 'X']
Output (English): U, 6471, s, y, q, 8477, 5229, 1977, 2971, U, R, 4591, U, 3893, R, 6319, A, A, 97, 911, c, 5591, X