Assignment 74

code

///Name: Mutsu Osoegawa
///Period: 7
///Project Name: Safe Square Roote
///File Name: SafeSquareRoot.java
///Date: 1/11/2016

import java.util.Scanner;
public class SafeSquareRoot
{
    public static void main( String[] args )
    {
        Scanner keyboard = new Scanner(System.in);
        double input, answer;
        System.out.println( "SQUARE ROOT!" );
        System.out.print( "Enter a number: " );
        input = keyboard.nextDouble();
        answer = 0;
        while ( input > 0 )
        {
            answer = Math.sqrt(input);
            System.out.println( "The square root of " + input + " is " + answer );
             System.out.print( "Enter a number: " );
            input = keyboard.nextDouble();
        }
            System.out.println( "Error, invalid input. " );

    }
}