diff --git a/labs02/task09.py b/labs02/task09.py
index 9045054..d53dc9f 100644
--- a/labs02/task09.py
+++ b/labs02/task09.py
@@ -9,8 +9,19 @@ Np. leet('leet') powinno zwrócić '1337'.
 
 
 def leet_speak(text):
-    pass
-
+    lista_temp = []
+    for i in text:
+        if i =='e':
+            lista_temp +=3
+        elif i =='l':
+            lista_temp +=1
+        elif i =='o':
+            lista_temp +=0
+        elif i =='t':
+            lista_temp +=7
+        else:
+            lista_temp += i
+    return lista_temp
 
 def tests(f):
     inputs = [['leet'], ['do not want']]