#143 num_and_square

#include <iostream>
using namespace std;

int main()
{
  
  int i = 0;
  int square = 0;
  
  // Write a while loop here:
  while(i<10)
  {
    square= i*i;
    cout<<i<<"\t"<<square<<endl;
    i++;
  }
  
  return 0;
}