Task: Program Execution
Input (English): 4, ['x', '2355', '5179', '8657', '5027', '7603', '9803', '4271', '9845', 'q', 'x', 'u', 'M', 'd', '2885', '7815', '6445', '8097']
Output (English): 5027, 7603, 9803, 4271, 9845, q, x, u, M, d, 2885, 7815, 6445, 8097