<h1>QR Code Generator</h1>
  <input type="text" id="qr-text" placeholder="Enter text">
  <button onclick="generateQR()">Generate QR Code</button>
  <div id="qr-code"></div>

function generateQR() {
  const qrText = document.getElementById("qr-text").value;
  const qrCode = `<img src="https://api.qrserver.com/v1/create-qr-code/?size=200x200&data=${qrText}" alt="QR Code">`;
  document.getElementById("qr-code").innerHTML = qrCode;}

<button id="clickButton">Нажми на меня</button>
<p>Количество кликов: <span id="clickCount">0</span></p>

 const clickButton = document.getElementById('clickButton');
  const clickCountDisplay = document.getElementById('clickCount');
  let clickCount = 0;
  function updateClickCount() {
    clickCountDisplay.textContent = clickCount;}
  clickButton.addEventListener('click', function() {
    clickCount++; 
    updateClickCount();});

<div class="password-generator">
    <input type="text" id="password" readonly>
    <button onclick="generatePassword()">Генерировать</button>
  </div>

function generatePassword() {
  const length = 12;
  const charset = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^&*()_+";
  let password = "";
  for (let i = 0; i < length; i++) {
    const randomIndex = Math.floor(Math.random() * charset.length);
    password += charset[randomIndex];
  }
  document.getElementById("password").value = password;
}