/**
 * A node for doubly linked data structures.
 * @typeparam T - The type of value stored in the node
 */
export declare class Node<T> {
    /** The value stored in this node */
    val: T;
    /** Reference to the previous node in the sequence */
    prev: Node<T> | null;
    /** Reference to the next node in the sequence */
    next: Node<T> | null;
    /**
     * Creates a new node.
     * @param val - The value to store in the node
     */
    constructor(val: T);
}
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