import { MetroStation } from "./util";
export declare enum City {
    Moscow = "Moscow",
    SaintPetersburg = "SaintPetersburg",
    NizhnyNovgorod = "NizhnyNovgorod",
    Kazan = "Kazan",
    Novosibirsk = "Novosibirsk",
    Ekaterinburg = "Ekaterinburg",
    Samara = "Samara"
}
export declare function getClosestStation(city: City, lat: number, lon: number): [MetroStation, number] | null;
export declare function getClosestStations(city: City, lat: number, lon: number, n: number): [MetroStation, number][] | null;
export declare function getStationNames(city: City): string[];