下面程序的结果是 #include" iostream.h" void main( ) { char * str; Str="test!"; cout < < str[5]; }A.程序错误B.!C.'\0'D.为空字符

下面程序的结果是 #include" iostream.h" void main( ) { char * str; Str="test!"; cout < < str[5]; }

A.程序错误

B.!

C.'\0'

D.为空字符


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