/**
 * Add element to a sorted array
 */
export declare function addElementToSortedArray<T>(array: T[], element: T, compare: (a: T, b: T) => number): void;
/**
 * Add element to a sorted array
 */
export declare function addElementsToSortedArray<T>(array: T[], elements: T[], compare: (a: T, b: T) => number): void;
/**
 * Uses a binary search to determine the highest index at which value should be inserted into array in order to maintain its sort order.
 */
export declare function sortedLastIndex<T>(array: T[], compare: (target: T) => number): number;