各位高手帮我看一下这个程序的错误#include <iostream.h>

Question

#include <iostream.h>
class Animal;
void SetValue(Animal &,int);
void SetValue(Animal &,int,int);
class Animal
{
protected:
int itsWeight:
int itsAge;
public:
friend void SetValue(Animal &,int);
};
void SetValue(Animal &ta,int tw)
{
ta.itsWeight=tw;
}
void SetValue(Animal &ta,int tw,int tn)
{
ta.itsWeight=tw;
ta.itsAge=tn;
}
void main()
{
Animal peppy;
SetValue(peppy,5);
SetValue(peppy,7,9);
}

Answer 1

拿分，如果程序有相应的说明会更好调试点哦