package project.x;

/**
   *
   * @author DL1MP1K
   */
public class ProjectX {

        
      public static void main(String[] args) {
          double a=0;
          double b=0;    
          double c=Math.sqrt(Math.pow(a, 2) + Math.pow(b, 2));
           System.out.println("answer: " +c);
      }
}