/**
 * Return random number between two numbers
 *
 * @param min - minimum
 * @param max - maximum
 * @param random - Random number generation function, by default function uses Math.random
 */
export declare function randomIntFromInterval(min: number, max: number, random?: () => number): number;
/**
 * Picks random item in array
 *
 * @param arr - Array to pick
 * @param random - Random number generation function, by default function uses Math.random
 */
export declare function randomItemInArray<T>(arr: T[], random?: () => number): T;
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