单项选择题
Given:
What is the result?（）
A.collie
B.harrier
C.Compilation fails.
D.collie harrier
E.An exception is thrown at runtime.
单项选择题
Given:
What is the result?（）
A.collie
B.harrier
C.Compilation fails.
D.collie harrier
E.An exception is thrown at runtime.