Assignemnt #74 Safe Square Root

Code

    //Tyler Hart
    //period 5
    //SafeRoot.java
    //Safe Square Root
    //1/26/2016
    
    import java.util.Scanner;
    public class SafeRoot
    {
        public static void main( String [] args)
        {
            Scanner key = new Scanner(System.in);
            int n=1;
            System.out.println("Number to square root?");
            n = key.nextInt();
            do
            {
                if (n>=0)
                {
                    System.out.println("The square root of " + n + " is " + Math.sqrt(n));
                    n = key.nextInt();
                }
                else
                {
                    System.out.println("You can't take the square root a negative number");
                    n = key.nextInt();
                }
    		}while (n!=0);
    
        }
    }
    

Picture of the output