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Java Source  |  2000-09-08  |  616 b   |  24 lines
  1. class Point { int x, y;
  2. Point(int x, int y) { 
  3. this.x = x;
  4. this.y = y;
  5. }
  6. double distance(int x, int y) {
  7. int dx = this.x - x;
  8. int dy = this.y - y;
  9. return Math.sqrt(dx*dx + dy*dy);
  10. } 
  11. double distance(Point p) {
  12. return distance(p.x, p.y);
  13. } } 
  14.  
  15. class PointDist {
  16. public static void main(String args[]) { 
  17. Point p1 = new Point(0, 0);
  18. Point p2 = new Point(30, 40);
  19. System.out.println("p1 = " + p1.x + ", " + p1.y);
  20. System.out.println("p2 = " + p2.x + ", " + p2.y);
  21. System.out.println("p1.distance(p2) = " + p1.distance(p2));
  22. System.out.println("p1.distance(60, 80) = " + p1.distance(60, 80));
  23. } }
  24.