Merge pull request 'Aufgabe who likes it, Codewars Uebung kyu6' (#4) from Woche4 into master

Reviewed-on: #4

src/Woche3/menu.py

@@ -0,0 +1,15 @@
+class Menu:
+    def __init__(self, menu):
+        self.menu = menu
+        self.selected = 0
+
+    def to_the_right(self):
+        self.selected = (self.selected + 1) % len(self.menu)
+
+    def to_the_left(self):
+        self.selected = (self.selected - 1) % len(self.menu)
+
+    def display(self):
+        display_array = self.menu[:]
+        display_array[self.selected] = [display_array[self.selected]]
+        return str(display_array)

src/Woche4/Aufgabe_who_likes_it.py

@@ -0,0 +1,13 @@
+def likes(names):
+    length = len(names)
+    for i in range(4):
+        names.append("")
+
+    text = [
+        "no one likes this",
+        names[0] + " likes this",
+        names[0] + " and " + names[1] + " like this",
+        names[0] + ", " + names[1] + " and " + names[2] + " like this",
+        names[0] + ", " + names[1] + " and " + str(length - 2) + " others like this",
+    ]
+    return text[length - (length > 3) * (length - 4)]