}
void set(int a){x =a;}
void get( ) { cout << x << endl; }
}；
class test2{
private: int x;
public : test2 ( ) { x = 3 ; }
void set( int a) { x = a; }
void get( ) { cout << x << endl; }
}；
class test: public testl, public test2 {
private : int x;
public:void set( int a) { x=a; }
void gettest( ) {cout << x << endl; }
}；
void main( ) {
test a; a. get( );
}
42. #include < iostream, h >
class test {
private : int x, y;
public : void testl ( int a, int b) { x = a ; y = b;}
int max( );
}；
int test:max( ) {if(x>y) return x;else return y;}
void main( ){
test a;
a. testl ( 1,3);
cout << a. max ( ) << endl;
}
43. #include < iostream, h >
void main() {
int x =5;
const int * const p = &x;
* p =88;
cout << * p << endl;
}
44. #include < iostream, h >
class point
{
private : float x, y ;
public : f( float a, float b) { x = a ; y = b ; }
f( ) {x=O;y=O;}
void getx( ) { cout < < x < < endl; }
void gety ( ) { cout < < y < < endl ; }
}
class pointl
}
private : float x, y ;
public : f( float a, float b) { x = a; y = b ; }
f( ){x=l;y=l;}
void getx( ) {cout < <x < <endl;}
void gety( ) {cout < <y < <endl;}
};
main( ) I
point a;
a.f();