Task: Program Execution
Input (English): 10, ['4249', '2643', 'X', 'x', '3179', '2965', '2743', '7397', 'P', 'N', '2225', '1975', '4475', '4203', 'U', 'M', 'N', '6049', 'f', '3931', '1003', '829', 'L', '2801', 'B', 's', 'j', 'n', '7445']
Output (English): 4249, 2643, X, x, 3179, 2965, 2743, 7397, P, N, 2225, 1975, 4475, 4203, U, M, N, 6049, f