import { OrderedDict, QueryResult, SearchQuery } from './types';
export declare class Dict<K, V> implements OrderedDict<K, V> {
    private toNumber;
    private dict;
    numEntries: number;
    constructor(toNumber: (key: K) => number);
    betweenBoundsFirst(query: SearchQuery<K>): QueryResult<K, V>;
    deleteFirst(key: K): void;
    insert(key: K, value: V): void;
}