export declare class CNH {
    private static readonly MOD_ALG;
    private static readonly LENGTH;
    private static readonly BASE_NUMERALS_LENGTH;
    private static readonly VERIFIER_DIGITS_LENGTH;
    private static readonly BASE_NUMERALS_START;
    private static readonly BASE_NUMERALS_END;
    private static readonly FIRST_VERIFIER_DIGIT_WEIGHTS;
    private static readonly SECOND_VERIFIER_DIGIT_WEIGHTS;
    private static readonly BLACKLIST;
    private static readonly VALIDATION_RULES;
    /**
     * PT-BR: Verifica se um número de CNH é válido.
     *
     * EN: Checks if a CNH number is valid.
     *
     * @param cnh - PT-BR: O número de CNH. EN: The CNH number.
     * @returns PT-BR: `true` se o número de CNH for válido. EN: `true` if the CNH number is valid.
     *
     * @example
     * ```
     * CNH.isValid("00000000000"); // false
     * CNH.isValid("00000000192"); // false
     * CNH.isValid("7603518447"); // false
     * CNH.isValid("76035184470"); // true
     * ```
     */
    static isValid(cnh: string): boolean;
    /**
     * PT-BR: Gera um número de CNH válido.
     *
     * EN: Generates a valid CNH number.
     *
     * @returns PT-BR: Um número de CNH válido. EN: A valid CNH number.
     *
     * @example
     * ```
     * CNH.generate(); // 76035184470
     * ```
     */
    static generate(): string;
    private static clear;
    private static getBaseNumerals;
    private static shouldHaveValidVerifierDigits;
    private static calculateVerifierDigits;
    private static calculateFirstVerifierDigit;
    private static calculateSecondVerifierDigit;
}
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