Task: Program Execution
Input (English): 4, 5, ['u', '463', '6047', 'w', '8469', '5937', '3355', '8933', '4105', 'C', '9231', 'c', 'Q', 'D', 'f', '8341', '8975', 'L', 'D', 'M', 'U']
Output (English): w, 4105, D, D