//Code .Cpp

#include<iostream>
#include"header.h" //Initialize header file which is created by any name

using namespace std;

void main()
{
int a=12,b=24,i=23,j=34,k=32,l=24,x=55,y=43;
int sum=0,sub=0,mul=0,div=0;

sum=add(a,b);
sub=subs(i,j);
mul=mull(k,l);
div=divv(x,y);
cout<<"Calculation\n\n";
cout<<"Sum is            :"<<sum<<endl;
cout<<"Subtracrion is    :"<<sub<<endl;
cout<<"Multiplication is :"<<mul<<endl;
cout<<"division is       :"<<div<<endl;

system("pause");
getchar();
}

//Code .header,h

#include<stdlib.h>

int add(int a,int b)
{
return a+b;
}
int subs(int i,int j)
{
return i-j;
}
int mull(int k,int l)
{
return k*l;
}
int divv(int x,int y)
{
return x/y;
}