const updateLeaderboard = () => {
  const rows = document.querySelectorAll('table#leaderboard > tbody > tr');

  rows.forEach(row => {
    const scoreCell = row.querySelector('td.score');
    const randomScore = Math.floor(Math.random() * 1000);
    scoreCell.textContent = randomScore;
  });
};

document.addEventListener('DOMContentLoaded', () => {
  setInterval(updateLeaderboard, 5000);
});