import type IMaxHeap from './IMaxHeap';
import type IMaxHeapOptions from './IMaxHeapOptions';
export default class MaxHeap<T = number> implements IMaxHeap<T> {
    private _data;
    constructor({ greaterThanOrEqualTo, inputs }?: IMaxHeapOptions<T>);
    get data(): T[];
    get size(): number;
    get isEmpty(): boolean;
    get max(): T | null;
    insert(value: T): T;
    extract(): T | null;
    private readonly _greaterThanOrEqualTo;
    private readonly _getLeftIndex;
    private readonly _getRightIndex;
    private readonly _getParentIndex;
    private _siftUp;
    private _siftDown;
    private [Symbol.toPrimitive];
}