export default class Base32 {
    /***
     * Charset containing the 32 symbols used in the base32 encoding.
     */
    private static readonly CHARSET;
    /***
     * Inverted index mapping each symbol into its index within the charset.
     */
    private static readonly CHARSET_INVERSE_INDEX;
    /***
     * Encodes the given array of 5-bit integers as a base32-encoded string.
     *
     * @param data Array of integers between 0 and 31 inclusive.
     */
    static encode(data: number[]): string;
    /***
     * Decodes the given base32-encoded string into an array of 5-bit integers.
     *
     * @param base32
     */
    static decode(base32: string): number[];
}
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