Task: Program Execution
Input (English): 4, ['D', '8037', 'U', '2225', '6647', 'G', '9545', 'z', '4205', 'K', 'r', '6109', 'C', 'n', 'n', 'O', '627', '6589']
Output (English): D, 8037, U, 2225