diff --git a/app/zadanieDnia1.js b/app/zadanieDnia1.js
index 8c20173..b8d18a8 100644
--- a/app/zadanieDnia1.js
+++ b/app/zadanieDnia1.js
@@ -1 +1,12 @@
-//Twój kod
\ No newline at end of file
+const http = require('http');
+
+const srv = http.createServer((req, res) => {
+    const acceptLanguage = req.headers['accept-language'];
+    console.log('Preferowane języki:', acceptLanguage);
+    res.setHeader("Content-Type", "text/html; charset=utf-8");
+    res.end('<h1>Hello, World from back-end!"</h1>')
+});
+
+srv.listen(3000, () => {
+    console.log('Serwer uruchomiony na porcie 3000');
+});
\ No newline at end of file
diff --git a/app/zadanieDnia2.js b/app/zadanieDnia2.js
index 8c20173..f123a84 100644
--- a/app/zadanieDnia2.js
+++ b/app/zadanieDnia2.js
@@ -1 +1,17 @@
-//Twój kod
\ No newline at end of file
+//Twój kod
+const http = require('http');
+
+const srv = http.createServer((req, res) => {
+    const acceptLanguage = req.headers['accept-language'];
+    const userAgent = req.headers['user-agent'];
+    res.setHeader("Content-Type", "text/html; charset=utf-8");
+    res.end(`<h1>Hello, World from back-end!</h1>
+        <table>
+        <tr><th>Preferowane języki</th><th>Przeglądarka</th></tr>
+        <td>${acceptLanguage}</td><td>${userAgent}</td></tr>
+        </table>`)
+});
+
+srv.listen(3000, () => {
+    console.log('Serwer uruchomiony na porcie 3000');
+});
\ No newline at end of file