diff --git a/app/zadanie01.js b/app/zadanie01.js
index 8c20173..f76ee93 100644
--- a/app/zadanie01.js
+++ b/app/zadanie01.js
@@ -1 +1,6 @@
-//Twój kod
\ No newline at end of file
+console.log("Damian Lis");
+
+const intervalID = setInterval(()=>{
+    console.log("Wita sie z Node.js");
+    clearInterval(intervalID);
+}, 5000);
\ No newline at end of file
diff --git a/app/zadanie02.js b/app/zadanie02.js
index 8c20173..e47256c 100644
--- a/app/zadanie02.js
+++ b/app/zadanie02.js
@@ -1 +1,41 @@
-//Twój kod
\ No newline at end of file
+console.log("Działam");
+
+const intervalOne = setInterval(()=>{
+    console.log("Node.js");
+    clearInterval(intervalOne);
+}, 4000);
+
+const intervalTwo = setInterval(()=>{
+    console.log("się");
+    clearInterval(intervalTwo);
+}, 1000);
+
+const intervalThree = setInterval(()=>{
+    console.log("Witam");
+    clearInterval(intervalThree);
+});
+
+const intervalFour = setInterval(()=>{
+    console.log("i korzystam");
+    clearInterval(intervalFour);
+}, 6000);
+
+const intervalFive = setInterval(()=>{
+    console.log("w konsoli");
+    clearInterval(intervalFive);
+}, 5000);
+
+const intervalSix = setInterval(()=>{
+    console.log("z funkcji czasu");
+    clearInterval(intervalSix);
+}, 7000);
+
+const intervalSeven = setInterval(()=>{
+    console.log("z");
+    clearInterval(intervalSeven);
+}, 2000);
+
+const intervalEight = setInterval(()=>{
+    console.log("programem");
+    clearInterval(intervalEight);
+}, 3000);
\ No newline at end of file
diff --git a/app/zadanie03.js b/app/zadanie03.js
index 8c20173..b195d2c 100644
--- a/app/zadanie03.js
+++ b/app/zadanie03.js
@@ -1 +1,2 @@
-//Twój kod
\ No newline at end of file
+let sum = Number(process.argv[2]) + Number(process.argv[3]);
+console.log(sum);