Programming Assignment #74

Code

import java.util.Scanner;

public class sqrt{

    public static void main(String[] args){
    
        Scanner keyboard = new Scanner(System.in);
        System.out.println("Enter a number to square root.");
        double num = (double)keyboard.nextInt();
        
        while(num < 0){
            System.out.println("That number is negative, please enter another.");
            num = (double)keyboard.nextInt();
        }
        
        System.out.println("The square root is " + Math.sqrt(num));
        
    }

}


  

Outputs