Task: Program Execution
Input (English): 7, ['x', '3971', '5535', 't', '2273', 'y', '123', '9063', 't', 'x', '991', '3683', 'L', '541', '3581', 'B', 'p', 'T', '3835', '8247', '4165', 'n', '4539', 'f']
Output (English): x, 3971, 5535, t, 2273, y, 123