import java.util.Random;
 
 public class FireGold_nextDay {
 
     public double h, k, r;
 
     private Random cafe = new Random();
 
     public FireGold_nextDay(double h, double k, double r) {
         this.h = h;         this.k = k;         this.r = r;
     }
 
     public double juKiYo() {
         return (cafe.nextDouble() * 2 * r) + (h-r);
     }
 
     public double yeppeSiNeYo() {
         return (cafe.nextDouble() * 2 * r) + (k-r);
     }
    
     public boolean haSeyo(double x, double y) {
         boolean OO = Math.pow((x-h),2) + Math.pow((y-k), 2) <= Math.pow(r,2);
         return OO;
     }
    
  public static void main(String[] args) {
   FireGold_nextDay muHaJi = new FireGold_nextDay( 5, 8, 8.2) ;
   double l = muHaJi.juKiYo();
   double v = muHaJi.yeppeSiNeYo() ;
   boolean o = muHaJi.haSeyo(5,5) ;
     }
 }

 

 

 

답변 많이 달아주세요 !!