public boolean removeHelp(Key key, Top top, Top parent, Boolean links) {
        if (lookup(key)) {
            if (key.compareTo(top.getKey()) == Key.LT) {
                removeHelp(key, top.getLeft(), top,true);
            } else if (key.compareTo(top.getKey()) == Key.GT) {
                removeHelp(key, top.getRight(), top, false);
            } else {
                if (top.hasLeft() && top.hasRight()) {
                    Top maxFromLeft = max(top.getLeft());
                    top = maxFromLeft;
                    removeHelp(maxFromLeft.getKey(), top.getLeft(), top, true);

                } else if (top.hasLeft()) {
                    top.setKey(top.getLeft().getKey());
                    removeHelp(top.getLeft().getKey(), top, top, true);
                } else if (top.hasRight()) {
                    top.setKey(top.getRight().getKey());
                    removeHelp(top.getRight().getKey(), top, top, false);
                } else {
                    if (links) {
                        parent.setLeft(null);
                    } else {
                        parent.setRight(null);
                    }
                    return true;
                }
            }
        }
        return false;
    }