import java.io.PrintStream;
import java.util.Scanner;
	
public class Check
{
	public static void main(String[] args)
	{
		Scanner input = new Scanner(System.in);
		PrintStream output = System.out;
		
		output.print("Enter a number: ");
		double number = input.nextDouble();
		double result = Math.pow(Math.sqrt(number), 2);
		final double EPSILON = 0.00000001;
		output.printf(Math.abs(result - number) < EPSILON);
	}
}