export declare function getYearsCycle(monthLabelHeight: number, weekHeight: number, startCycleYear: number): ReadonlyArray<ReadonlyArray<number>>;
/**
 * Calculate total height of calendars from 0 year to lastYear
 */
export declare function reduceCycle(yearsCycle: ReadonlyArray<ReadonlyArray<number>>, lastYear?: number, lastMonth?: number): number;