#include<stdio.h>

 #include<iostream.h>
 #include<conio.h>
 class rational
 {
int numer;
int denom;
public:
void getdata()
{
cout<<"\n enter the numerator part of the rational no.";
cin>>numer;
cout<<"\n enter the denominator part of the rational no.";
cin>>denom;
}
void operator+(rational);
void operator-(rational);
void operator *(rational);
void operator /(rational);
 };
 void rational ::operator+(rational c1)
 {
rational temp;
temp.numer=(numer*c1.denom)+(c1.numer*denom);
temp.denom=denom*c1.denom;
cout<<"\nrational no. after addition";
cout<<"\n numerator="<<temp.numer<<"\n denominator ="<<temp.denom;
 }
 void raional ::operator -(rational c1)
 {
rational temp;
temp.numer=(numer*c1.denom)-(c1.numer*denom);
temp.denom=denom*c1.denom;
cout<<"\n rational no. after subtraction";
cout<<"\n numerator="<<temp.numer<,"\n denominator ="<<temp.denom;
 }
 void rational ::operator (rational c1)
 {
rational temp;
temp.numer=numer*c1.numer;
temp.denom=denom*c1.denom;
cout<<"\n rational no. after multiplication";
cout <<"\n numerator="<temp.numer<<"\n denominator ="<< temp.denom;
 }
 void rational :: operator /(rational c1)
 {
rational temp;
temp.numer= numer*c1.denom;
temp.denom=c1.numer*denom;
cout<<"\n rational no. after dividation";
cout <<"\n numerator="<<temp.numer<<"\n denominator ="<<temp.denom;
 }
 void main()
 {
clrscr();
rational c1, c2;
int n;
do
{
cout<<"\n 1.Input data for rational no. ";
cout<<"\n 2. Addition of rational no. ";
cout<<"\n 3. Subtraction of rational no. ";
cout<<"\n 4. Multiplication of rational no.";
cout<<\n  5. Division of rational no. ";
cout<<"\n 6. Quit";
cout<<"\n Enter your choice";
cin>>n;
switch(n)
{
case 1:
cout<<endl<<"\n enter the data for first rational no.";
c1.getdata();
cout<<endl<<"\n enter the data for second rational no. ";
c2.getdata ();
clrscr();
break;
case 2;
c1+c2;
getch();
clrscr();
break;
case 3;
c1-c2;
getch();
clrscr();
case 4:
c1*c2;
getch();
clrscr();
break;
case 5:
c1/c2;
getch();
clrscr();
break;
case 6:
exit(1);
break;
}
} while (n!=6);
getch();
 }

Posted By:-Cplusplusprogramming
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