Task: Program Execution
Input (English): 1, 8, ['L', '535', 'x', '6581', '403', 'x', 'N', '5037', '1433', '1519', 'F', 'b', 'B', '6921', 'U', '9095', 'v', '8363', '5899', '5433', 's', 'u', 'p', '8239', '9653', 'y']
Output (English): L535x6581403xN5037