下列对结构类型变量的定义中不正确的是() A: struct{longintnum;charname[20];charsex;charaddr[20];}student;structstudentstd1; B: #defineSTUDENT structstudentSTUDENT{longintnum;charname[20];charsex;charaddr[20];}std1; C: struct{longintnum;charname[20];charsex;charaddr[20];}std1; D: struct student{longintnum;charname[20];charsex;charaddr[20];}std1;
下列对结构类型变量的定义中不正确的是() A: struct{longintnum;charname[20];charsex;charaddr[20];}student;structstudentstd1; B: #defineSTUDENT structstudentSTUDENT{longintnum;charname[20];charsex;charaddr[20];}std1; C: struct{longintnum;charname[20];charsex;charaddr[20];}std1; D: struct student{longintnum;charname[20];charsex;charaddr[20];}std1;
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