Assignemnt 74 and Safe Square Root

Code

    /// Name: Xinting Chen
    /// Period: 7
    /// Program Name: Safe Square Root
    /// File Name: SafeSquareRoot.java
    /// Date Finished: 12/16/2015
  
import java.util.Scanner;

public class SafeSquareRoot
{
	public static void main( String[] args )
	{
		Scanner keyboard = new Scanner(System.in);
        int number;
        double root;
        System.out.println("SQUARE ROOT!");
        System.out.print("ENTER A NUMBER: ");
        number = keyboard.nextInt();
        
        while (number < 0)
        {
            System.out.println("You can't take square root of a negative number, silly.");
            System.out.print("TRY AGAIN: ");
            number = keyboard.nextInt();
        }
        root = Math.sqrt(number);
        System.out.println("The square root of " + number + " is" + root );
    }
}
        
        


    

Picture of the output