#include <iostream>
#include <string>
using namespace std;
void printBinary(int);
int main()
{
   int n1,n2, remainder;string str1, str2;
   there:
	cout << "Please enter positive integers : ";
	cin >> n1;
	// create a try block or simply use if logic
	if (n1 < 0)
	{  cout << " Value should be more than 0.\n"; }
	else
	{
		n2 = n1;
		for(n1; n1 >=1; )
		{
		remainder = n1 % 2; cout <<n1 << "\t " << remainder <<endl;
		n1= n1/2;
		}
		cout << "\t Binary value is : "; printBinary(n2);
		cout << endl;
	}
    cout<<" Want to test more !    y/n " ;
	cin>>str2;
	if(str2=="y"){ goto there;}
	// differed in different windows, workd in Windows 7(64) bit ,
	//not in Xp 32 bit service 3 pk
	//if((str2=="n")||(str2!="")){exit(1);}
	if((str2=="n")||(str2!="")){return 0;}
	return 0;
}

void printBinary(int n2)
{
    int remainder;
	if(n2 <= 1) {  cout << n2; return; }
	//binaries / divisable by 2
	remainder = n2 % 2;
	//using bitshift operator
	 printBinary(n2 >> 1);
	cout << remainder;
}