/**
 * Checks if 2 arrays intersect.
 *
 * @param arr1
 * @param arr2
 * @private
 */
export declare function intersects<T>(arr1: T[], arr2: T[]): boolean;
/**
 * Returns the intersection of two arrays.
 *
 * @param arr1
 * @param arr2
 */
export declare function getIntersection<T>(arr1: T[], arr2: T[]): T[];
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