//Note: If you are not using Borland or Turbo C then add the following line after header files :
//using namespace std;
#include<conio>
#include<iostream>
class calculator
{
public:
void addition();
void subtraction();
void division();
void multiplication();
void remainder();
};
int main()
{
int n;
calculator problem; // object created
do{
cout<<"1.addition"<<endl;
cout<<"2.substraction"<<endl;
cout<<"3.division"<<endl;
cout<<"4.multiplication"<<endl;
cout<<"5.remainder"<<endl;
cout<<"6.exit.";
cout<<"\nchoose a number:";
cin>>n;
cout<<endl;
switch(n)
{
case 1:
problem.addition(); break;
case 2:
problem.subtraction(); break;
case 3:
problem.division(); break;
case 4:
problem.multiplication();break;
case 5:
problem.remainder(); break;
}
} while(n!=6);
return(0);
}
void calculator::addition()
{
int a,b;
cout<<"Enter 1st number:";
cin>>a;
cout<<endl;
cout<<"Enter 2nd number:";
cin>>b;
cout<<"\nAddition of 2 number is: "<<a+b<<endl;
}
void calculator::subtraction()
{
int a,b;
cout<<"Enter 1st number:";
cin>>a;
cout<<endl;
cout<<"Enter 2nd number:";
cin>>b;
cout<<"\nSubstraction of 2 number is: "<<a-b<<endl;
}
void calculator::division()
{
int a,b;
cout<<"Enter 1st number:";
cin>>a;
cout<<endl;
cout<<"Enter 2nd number:";
cin>>b;
cout<<"\nDivision of 2 number is: "<<a/b<<endl;
}
void calculator::multiplication()
{
int a,b;
cout<<"Enter 1st number:";
cin>>a;
cout<<endl;
cout<<"Enter 2nd number:";
cin>>b;
cout<<"multiplication of 2 number is: "<<a*b<<endl;
}
void calculator::remainder()
{
int a,b;
cout<<"Enter 1st number:";
cin>>a;
cout<<endl;
cout<<"Enter 2nd number:";
cin>>b;
cout<<"remainder of 2 number is: "<<a%b<<endl;
}
