diff --git a/app/test.js b/app/test.js
index dffc25d..b465596 100644
--- a/app/test.js
+++ b/app/test.js
@@ -1 +1,3 @@
-console.log('Wygląda na to, że wszystko działa :)');
\ No newline at end of file
+process.argv.forEach((val, index) => {
+	console.log(`${index}: ${val}`);
+ });
\ No newline at end of file
diff --git a/app/zadanie01.js b/app/zadanie01.js
index 8c20173..677e888 100644
--- a/app/zadanie01.js
+++ b/app/zadanie01.js
@@ -1 +1,2 @@
-//Twój kod
\ No newline at end of file
+console.log('Maciej Judka');
+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..3663e1a 100644
--- a/app/zadanie02.js
+++ b/app/zadanie02.js
@@ -1 +1,10 @@
-//Twój kod
\ No newline at end of file
+timeoutLog = (text, time) => setTimeout(() => console.log(text), time);
+
+timeoutLog('Node.js', 4000);
+timeoutLog('się', 1000);
+timeoutLog('Witam', 0);
+timeoutLog('i korzystam', 6000);
+timeoutLog('w konsoli', 5000);
+timeoutLog('z funkcji czasu!', 7000);
+timeoutLog('z', 2000);
+timeoutLog('programem', 3000);
\ No newline at end of file
diff --git a/app/zadanie03.js b/app/zadanie03.js
index 8c20173..da8fe32 100644
--- a/app/zadanie03.js
+++ b/app/zadanie03.js
@@ -1 +1,3 @@
-//Twój kod
\ No newline at end of file
+addArgv = tab => tab.reduce((x, y) => Number(x) + Number(y));
+
+console.log(addArgv(process.argv.slice(2)))
\ No newline at end of file
diff --git a/app/zadanieDnia.js b/app/zadanieDnia.js
index 8c20173..e261158 100644
--- a/app/zadanieDnia.js
+++ b/app/zadanieDnia.js
@@ -1 +1,5 @@
-//Twój kod
\ No newline at end of file
+let tab = process.argv.slice(2).map(x => Number(x));
+
+sleepSort = tab => tab.forEach(x => setTimeout(() => console.log(x), x*1000))
+
+sleepSort(tab);
\ No newline at end of file