java8

public class Circle {
double x;
double y;
double r;
Circle(){
x = 1.0;
y = 1.0;
   r = 2.0; 
   System.out.println("c1的圆心："+"("+x+","+y+")"+"c1的半径："+r);  
}
Circle(double xx, double yy,double rr){
x = xx;
y = yy;
       r = rr;
    System.out.println("c2的圆心："+"("+x+","+y+")"+"c1的半径："+r);
}


void setCircle(double xx, double yy,double rr){
x = xx;
y = yy;
   r = rr;
}
void Circle1(Circle i) {
       if(x==i.x&&y==i.y&&r==i.r)
      System.out.println("c1和c2重叠");
       else
      System.out.println("c1和c2不重叠");

}

}

import java.util.*;
public class TestCircle {


public static void main(String[] args) {
// TODO Auto-generated method stub
 Scanner scanner=new Scanner(System.in); 
 int xx=scanner.nextInt();
 int yy=scanner.nextInt();
 int rr=scanner.nextInt();
 Circle c1=new Circle(); 
 Circle c2=new Circle(xx,yy,rr); 
 c2.Circle1(c1); 
}


}