/**************************************************
*   Author: Morrison
*   Date:  22 Apr 2021
**************************************************/

public class Tos 
{
    public static void main(String[] args)
    {
        for(int k = 0; k < 10; k++)
        {
            System.out.printf("%s\t\t%s\n", k, k*k);
        }
        int k = 0;
        while( k < 10)
        {
            System.out.printf("%s\t\t%s\n", k, k*k);
            k++;
        }
            
    }
}