A.Compilationfails.
B.Anexceptionisthrownatruntime.
C.doStuffx=6mainx=6
D.doStuffx=5mainx=5
E.doStuffx=5mainx=6
F.doStuffx=6mainx=5
正确答案:参考D

A.Compilationfails.
B.Anexceptionisthrownatruntime.
C.doStuffx=6mainx=6
D.doStuffx=5mainx=5
E.doStuffx=5mainx=6
F.doStuffx=6mainx=5
正确答案:参考D