public class program9
{
	public static void main(String[]args)
	{

		int firstHalf=0,secondHalf=0,sumOfSquare=0,i=0;
		for(i=1000;i<=9999;i++)
		{
		        /* dividing number into two half*/
				firstHalf=i/100;
				secondHalf=i%100;
				sumOfSquare=(int)Math.pow((firstHalf+secondHalf),2);
				if(sumOfSquare==i)
				{
					System.out.print(i+" ");
		        }
		}
	}
}