diff --git a/app/zadanie01.js b/app/zadanie01.js
index 8c20173..fb62126 100644
--- a/app/zadanie01.js
+++ b/app/zadanie01.js
@@ -1 +1,7 @@
-//Twój kod
\ No newline at end of file
+//Twój kod
+
+console.log("Filip Godziński")
+
+const helloText = setTimeout( () => {
+    console.log("wita się z Node.js!");
+}, 5000);
\ No newline at end of file
diff --git a/app/zadanie02.js b/app/zadanie02.js
index 8c20173..9a75f78 100644
--- a/app/zadanie02.js
+++ b/app/zadanie02.js
@@ -1 +1,18 @@
-//Twój kod
\ No newline at end of file
+//Twój kod
+
+const arrText = {
+    4: "Node.js",
+    1: "się",
+    0: "Witam",
+    6: "i korzystam",
+    5: "w konsoli",
+    7: "z funkcji czasu!",
+    2: "z",
+    3: "programem"
+};
+
+for (let i in arrText) {
+    setTimeout( () => {
+        console.log(arrText[i]);
+    }, i*1000);
+}
\ No newline at end of file
diff --git a/app/zadanie03.js b/app/zadanie03.js
index 8c20173..f11fdfc 100644
--- a/app/zadanie03.js
+++ b/app/zadanie03.js
@@ -1 +1,12 @@
-//Twój kod
\ No newline at end of file
+//Twój kod
+
+let sum = 0;
+
+const addition = process.argv.forEach( (element, index) => {
+    if (index >= 2) {
+        sum += Number(element);
+    }
+});
+
+console.log(sum);
+
diff --git a/app/zadanieDnia.js b/app/zadanieDnia.js
index 8c20173..9b292bd 100644
--- a/app/zadanieDnia.js
+++ b/app/zadanieDnia.js
@@ -1 +1,9 @@
-//Twój kod
\ No newline at end of file
+//Twój kod
+
+const showNum = process.argv.forEach( (element, index) => {
+    if (index >= 2) {
+        setTimeout( () => {
+            console.log(Number(element));
+        }, Number(element)*1000);
+    }
+});
\ No newline at end of file