#include <iostream.h>
#include <conio.h>
class rational {
public:
void input();
void j2();
void t2();
void z2();
void tag();
void print();
void Print2();
private:
float a,b,c,d,e,f;
float add,multiply,divide,subtract;

};
void rational :: input ()
{
cout<<"sorate kasre 1=";
cin>>c;
cout<<"makhraje kasr 1=";
cin>>d;
cout<<"sorate kasre 2=";
cin>>e;
cout<<"makhraje kasre 2=";
cin>>f;
a=c/d;
b=e/f;
cout<<c<<"/"<<d<<"&&"<<e<<"/"<<f<<endl;
}
void rational :: j2()
{
add=a+b;
}
void rational :: t2()
{
subtract=a-b;
}
void rational :: z2()
{
multiply= a*b;
}
void rational :: tag()
{
divide=a/b;
}
void rational :: print ()
{
cout<<"jame 2 adad="<<add<<endl;
cout<<"tafrigh 2 adad="<<subtract<<endl;
cout<<"zarb 2 adad="<<multiply<<endl;
cout<<"tagh30me 2 adad="<<divide<<endl;
}
int main ()
{
clrscr();
rational t;
t.input();
t.j2();
t.t2();
t.z2();
t.tag();
t.print();
getch();
return 0;
}