diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..de88951
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+.idea
+*.*~
+node_modules
diff --git a/app/test.js b/app/test.js
index dffc25d..fc6edb3 100644
--- a/app/test.js
+++ b/app/test.js
@@ -1 +1,14 @@
-console.log('Wygląda na to, że wszystko działa :)');
\ No newline at end of file
+console.log('Wygląda na to, że wszystko działa :)');
+const text = 'Hello, World!';
+
+let counter = 0;
+//Program wyświetla po znaku z tekstu...
+const intervalId = setInterval(() => {
+    console.log(text[counter]);
+counter++;
+
+//...ręcznie musimy mu powiedzieć kiedy należy przerwać wykonywanie - wtedy proces Node.js się zakończy
+if (counter === text.length){
+    clearInterval(intervalId);
+}
+}, 400);
\ No newline at end of file
diff --git a/app/zadanie01.js b/app/zadanie01.js
index 8c20173..3da589e 100644
--- a/app/zadanie01.js
+++ b/app/zadanie01.js
@@ -1 +1,5 @@
-//Twój kod
\ No newline at end of file
+console.log('Anna Górzanowska');
+function powitanie() {
+    console.log('wita się z Node.js!');
+}
+setTimeout(powitanie, 5000);
\ No newline at end of file
diff --git a/app/zadanie02.js b/app/zadanie02.js
index 8c20173..48a5318 100644
--- a/app/zadanie02.js
+++ b/app/zadanie02.js
@@ -1 +1,32 @@
-//Twój kod
\ No newline at end of file
+function message1 (){
+    console.log('Node.js');
+}
+function message2 (){
+    console.log('się');
+}
+function message3 (){
+    console.log('Witam');
+}
+function message4 (){
+    console.log('i korzystam');
+}
+function message5 (){
+    console.log('w konsoli');
+}
+function message6 (){
+    console.log('z funkcji czasu!');
+}
+function message7 (){
+        console.log('z');
+}
+function message8 (){
+    console.log('programem');
+}
+message3();
+setTimeout(message1, 4000);
+setTimeout(message2, 1000);
+setTimeout(message4, 6000);
+setTimeout(message5, 5000);
+setTimeout(message6, 7000);
+setTimeout(message7, 2000);
+setTimeout(message8, 3000);
\ No newline at end of file
diff --git a/app/zadanie03.js b/app/zadanie03.js
index 8c20173..71eb894 100644
--- a/app/zadanie03.js
+++ b/app/zadanie03.js
@@ -1 +1,8 @@
-//Twój kod
\ No newline at end of file
+function sumProcess() {
+    let sum = 0;
+    for (i = 2; i < process.argv.length; i++) {
+        sum += parseInt(process.argv[i]);
+    }
+    console.log(sum);
+}
+sumProcess();
\ No newline at end of file
diff --git a/app/zadanieDnia.js b/app/zadanieDnia.js
index 8c20173..537d14a 100644
--- a/app/zadanieDnia.js
+++ b/app/zadanieDnia.js
@@ -1 +1,8 @@
-//Twój kod
\ No newline at end of file
+        process.argv.splice(2).map(number => (
+            setTimeout(()=> {
+                console.log(number);
+                }, parseInt(number)* 1000)
+)
+);
+
+