var greeting1 = require('./greeting.js');
console.log(`Hello ${greeting1.name}`); //Hello Alice

var greeting2 = require('./greeting.js');
greeting2.name = 'Bob';

console.log(`Hello ${greeting2.name}`); //Hello Bob
// greeting1.name тоже изменилось
console.log(`Hello ${greeting1.name}`); //Hello Bob

const welcome = require('./welcome');

welcome.getMorningMessage();
welcome.getEveningMessage();