save project

der.py

 list = ["1","2","3","4"]
 list1 = ["5","6"]
-list
\ No newline at end of file
+list.extend(list1)
+list2 = list[2:5]
+list3 = list[:5]
+list4 = list[2:]
+list5 = list[:]
+prink(list2)
+prink(list3)
+prink(list4)
+prink(list5)
\ No newline at end of file