/**
* Removes a point from bucket.
*
* @param point the index of point.
* @return true if the point was in the bucket.
*/
boolean remove(int point) {
int n = entry.size();
for (int i = 0; i < n; i++) {
if (entry.get(i) == point) {
entry.remove(i);
return true;
}
}
return false;
}
/**
* Adds a point to bucket.
*
* @param point the index of point.
*/
void add(int point) {
entry.add(point);
}