text: import { NotImplementedError } from '../extensions/index.js';
  
  /**
   * Calculate turns number and time (in seconds) required
   * to solve puzzle
   * 
   * @param {Number} disks number of disks
   * @param {Number} turnsSpeed speed (in turns/hour)
   * @return {Object} object with props turns (number of turns)
   * and seconds (time in seconds)
   *
   * @example
   * 
   * calculateHanoi(9, 4308) => { turns: 511, seconds: 427 }
   *
   */
  export default function calculateHanoi(disksNumber, turnsSpeed) {
        let obj = {};
        let turn  = 2**disksNumber - 1;
        let seconds = Math.floor((3600 / turnsSpeed) * turn);
        obj.turns = turn;
        obj.seconds = seconds;
        return obj
  }
  