text: function Point(x, y) {
      this.x = x;
      this.y = y;
  }
  
  Point.prototype.Compare = function(point) {
      /*
      return false if this point smaller
      else return true
      */
  
      if(this.x < point.x ||
          (this.x == point.x && this.y < point.y)) {
  
          return false;
      }
  
      return true;
  
  }