Given a list (86, 46, 31, 43, 76, 54, 82, 20, 95) and a gap array of (4, 3, 1):What is the list after shell sort with a gap value of 4?What is the resulting list after shell sort with a gap value of 3? Ex: 1, 2, 3 What is the resulting list after shell sort with a gap value of 1?