上泽充通大 SJTU School Of Software 2009-2-3 3 Beyond array boundary Void Str_copy(char &name) char stu_name[20]; strcopy(stu_name,name) return stu_name; ) 4 Data is inaccurate Every data type is limited by it's bits. Such as float variable accurate is 7 bit,so 123456799.00 is equal to123456711.00 软件学院SJTU School Of Software 2009-2-3 软件学院 3 Beyond array boundary Void Str_copy( char &name) { char stu_name[20]; strcopy( stu_name,name) return stu_name; } 4 Data is inaccurate Every data type is limited by it’s bits. Such as float variable accurate is 7 bit, so 123456799.00 is equal to 123456711.00