/**
 * Assumes each element in the provided array is a natural number from 0 to 255 (inclusive).
 */
export declare function bytesToPrintableString(values: number[]): string;
/**
 * Assumes the provided string has length multiple of 5 and each character is one of the 94 non-space printable ASCII characters.
 */
export declare function printableStringToBytes(string: string): number[];