Task: Program Execution
Input (English): 7, ['5543', 'M', '7011', 'B', '1593', '8247', '8227', 'd', 'q', 'L', '1843', '4001', '7931', 'f', '9541', '6673', 'x', 'U', '5653', '6315']
Output (English): d, q, L, 1843, 4001, 7931, f, 9541, 6673, x, U, 5653, 6315