/**
 * Random number generator for seed-based randomization
 * Maintains exact same functionality as original implementation
 */
/**
 * A deterministic random number generator based on a linear congruential generator (LCG) algorithm.
 * Provides consistent random sequences when initialized with the same seed.
 */
export declare class RandomNumberGenerator {
    private seed;
    private m;
    private a;
    private c;
    private _state;
    /**
     * Creates a new random number generator instance.
     * @param seed - Initial seed value for the generator. If not provided, uses a random seed.
     */
    constructor(seed?: number);
    /**
     * Generates the next random number in the sequence.
     * @returns A random number between 0 and 1.
     */
    _next(): number;
    /**
     * Generates random numbers according to the specified shape.
     * @param shape - Determines the output format: null for single number, number for 1D array, array for multi-dimensional array.
     * @returns A random number, 1D array, or multi-dimensional array depending on the shape parameter.
     */
    rand(shape?: number | number[] | null): number | number[] | number[][];
}
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