diff --git a/app/zadanieDnia1.js b/app/zadanieDnia1.js
index 8c20173..739037c 100644
--- a/app/zadanieDnia1.js
+++ b/app/zadanieDnia1.js
@@ -1 +1,13 @@
-//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']
+    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 http://localhost:3000/')
+})
+
diff --git a/app/zadanieDnia2.js b/app/zadanieDnia2.js
index 8c20173..7497600 100644
--- a/app/zadanieDnia2.js
+++ b/app/zadanieDnia2.js
@@ -1 +1,14 @@
-//Twój kod
\ No newline at end of file
+//Twój kod
+const http = require('http');
+
+const srv = http.createServer((req, res) => {
+    const userAgent = req.headers['user-agent'];
+    console.log('brower info: ', userAgent);
+    res.setHeader("Content-Type", "text/html; charset=utf-8");
+    res.end(`<h2>current browser info: </h2> 
+    <p>${userAgent}</p>`)
+})
+
+srv.listen(3000, () => {
+    console.log('Serwer działa na http://localhost:3000/')
+})
\ No newline at end of file