[Nexus]

(() => {
    const today = new Date();
    const birthYear= new Date().setFullYear(prompt('Введите год рождения'));

    const diffInMicroseconds = today - birthYear;
    const diffInDays = Math.floor(diffInMicroseconds / (24 * 3600 * 1000));

    alert(diffInDays);
})();