text: const { NotImplementedError } = require('../extensions/index.js');
  
  /**
   * Create name of dream team based on the names of its members
   *  
   * @param {Array} members names of the members 
   * @return {String | Boolean} name of the team or false
   * in case of incorrect members
   *
   * @example
   * 
   * createDreamTeam(['Matt', 'Ann', 'Dmitry', 'Max']) => 'ADMM'
   * createDreamTeam(['Olivia', 1111, 'Lily', 'Oscar', true, null]) => 'LOO'
   *
   */
   function createDreamTeam(members) {
    if (!Array.isArray(members)) {
      return false;
    }
    const cryptedMembers = members.filter((el) => typeof el === 'string');
    const resArr = [];
    cryptedMembers.forEach((el) => {
      resArr.push(el.trim()[0].toUpperCase());
    });
   return resArr.sort().join('');
  }
  
  module.exports = {
    createDreamTeam
  };
  