const http = require('http');
// Function to generate a 4-digit PIN
function generatePin() {
return Math.floor(1000 + Math.random() * 9000).toString();
}
const server = http.createServer((req, res) => {
if (req.url === '/') {
const pin = generatePin();
const html = `
4-Digit PIN Generator
Random 4-Digit PIN Generator
${pin}
`;
res.writeHead(200, {'Content-Type': 'text/html'});
res.end(html);
} else {
res.writeHead(404, {'Content-Type': 'text/plain'});
res.end('404 Not Found');
}
});
const PORT = process.env.PORT || 3000;
server.listen(PORT, () => {
console.log(`Server running at http://localhost:${PORT}/`);
});