// Example 7.1. Program to print line numbers with a while loop

#include <iostream>
#include <iomanip>

using namespace std;

int main()
{
   const int MAX_INDEX = 10;
   int i = 1;	     // index

   while (i <= MAX_INDEX)
   {
	cout << "This is line " << setw(2) << i << endl;
	++i;
   }

   return 0;
}