//A SIMPLE USE OF A FUNCTION//////////////////////////

#include<iostream.h>
//NOTICE THAT WE CREATE THE FUNCTION
//BEFORE WE START THE MAIN FUNCTION
//////////////////////////////////////////////////////
int max(int x, int y)//A FUNCTION NAMED MAX
{
	if (x<y) return y;//TELLS YOU WHICH IS BIGGER
	else return x;
}
/////////////////////////////////////////////////////

void main()
{
	int m,n;
	do
	{	cout<<"Enter two integers ";
		cout<<"and I'll tell you ";
		cout<<"which is bigger: "<<endl;
		cin>>m>>n;
		//WE CALL THE FUNCTION HERE///////////////////
		cout<<max(m,n)<<" is bigger. "<<endl;
	}while (m!=0);
}
//NOTE THAT WE CAN ENTER ANY NUMBERS WE WANT INTO THE
//FUNCTION.