import type { IRbTreeNode } from '../red-black/types';
export declare class TreeNode<K, V> implements IRbTreeNode<K, V> {
    k: K;
    v: V;
    b: boolean;
    l: TreeNode<K, V> | undefined;
    r: TreeNode<K, V> | undefined;
    p: TreeNode<K, V> | undefined;
    constructor(k: K, v: V, b?: boolean);
    prev(): TreeNode<K, V>;
    next(): TreeNode<K, V>;
    rRotate(): TreeNode<K, V>;
    lRotate(): TreeNode<K, V>;
}
export declare class TreeNodeEnableIndex<K, V> extends TreeNode<K, V> {
    _size: number;
    rRotate(): TreeNodeEnableIndex<K, V>;
    lRotate(): TreeNodeEnableIndex<K, V>;
    compute(): void;
}