完成下面类中成员函数的定义。
#include
class vehicle
{protected:
int size;
int speed;
public:
void set( int s){speed =s;}
_________get(){return speed/10;}
};
class car:public vehicle
{public:
int get(){return speed;}
};
class truck:public vehicle
{public:
int get(){return speed;}
};
class car:public vehicle
{public:
int get(){return speed/2;}
};
int max(_________)
return 1;
else
return 2;
}
void main()
{truck t;
car c;
t.set(160);
c.set(80);
cout< }
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