diff --git a/app/zadanie01.js b/app/zadanie01.js
index 8c20173..98294f7 100644
--- a/app/zadanie01.js
+++ b/app/zadanie01.js
@@ -1 +1,20 @@
-//Twój kod
\ No newline at end of file
+const express = require('express');
+const bodyParser = require('body-parser');
+const app = express();
+app.use(bodyParser.urlencoded({extended:false}));
+app.use(express.static('./public/zadanie01'));
+
+app.post('/result', (req, res) => {
+  const {firstNumb,secondNumb} = req.body;
+  let result = '';
+  if(parseInt(firstNumb) % parseInt(secondNumb)){
+    result = `${firstNumb} jest dzielnikiem ${secondNumb}`;
+  }else{
+    result = `${firstNumb} nie jest dzielnikiem ${secondNumb}`;
+  }
+    res.send(result);
+});
+
+app.listen(3000,()=>{
+  console.log('Serwer uruchomiony na porcie 3000');
+});
diff --git a/app/zadanie02.js b/app/zadanie02.js
index 8c20173..8d24b97 100644
--- a/app/zadanie02.js
+++ b/app/zadanie02.js
@@ -1 +1,30 @@
-//Twój kod
\ No newline at end of file
+const express = require('express');
+const bodyParser = require('body-parser');
+const cookieParser = require('cookie-parser');
+const app = express();
+app.use(express.static('./public/zadanie02'));
+app.use(bodyParser.urlencoded({extended:false}));
+app.use(cookieParser());
+
+app.post('/cookie/set',(req,res)=>{
+  const {name} = req.body;
+  res.cookie('newName', name,{
+    maxAge : 31536000000,
+  });
+  res.send('Zapisano imię: ' + name);
+});
+app.get('/cookie/show',(req,res)=>{
+  const myCookie = req.cookies.newName;
+  res.send('Zapisane imię: ' + myCookie);
+});
+app.get('/cookie/check',(req,res)=>{
+  const myCookie = req.cookies.newName;
+  if(myCookie === undefined){
+    res.send('Brak zapisanego imienia!');
+  } else{
+    res.send('Zapisane imię: '+myCookie);
+  }
+});
+app.listen(3000,()=>{
+  console.log('Serwer uruchomiony na porcie 3000');
+});
diff --git a/app/zadanieDnia.js b/app/zadanieDnia.js
index 8c20173..bf459dc 100644
--- a/app/zadanieDnia.js
+++ b/app/zadanieDnia.js
@@ -1 +1,35 @@
-//Twój kod
\ No newline at end of file
+const express = require('express');
+const cookieParser = require('cookie-parser');
+const bodyParser = require('body-parser');
+
+const app = express();
+app.use(cookieParser());
+app.use(bodyParser.urlencoded({extended:false}));
+app.use(express.static('./public/zadanieDnia/'))
+
+app.post('/save', (req, res) => {
+    const allComments = addComment(req.cookies.comments, req.body.comment)
+
+    res.cookie('comments', allComments, {
+        maxAge : 31536000000,
+    });
+    res.send('Zapisano komentarz <a href="/">Powrót do strony głównej</a>');
+});
+
+app.get('/', (req, res) => {
+    const comments = readComments(req.cookies.comments);
+    res.send(`${comments}</br><a href="/add.html">Dodaj nowy komentarz</a>`);
+});
+
+app.listen(3000, () => {
+    console.log('Serwer uruchomiony na porcie 3000');
+});
+
+function addComment(commentsCookieValue, newComment) {
+    const comments = readComments(commentsCookieValue);
+    comments.push(newComment);
+    return JSON.stringify(comments);
+}
+function readComments(commentsCookieValue) {
+    return commentsCookieValue ? JSON.parse(commentsCookieValue) : [];
+}