animals = ['a', 'b', "c", "d", "e", 'f']   # create new list
print("initial string =               ", animals)

animals[1:3] = ['B']    # replace 2 items -- 'b' and 'c' with one item -- 'B'
print("replace b & c with B =         ", animals)

animals[1:3] = []     # remove 2 items -- 'B' and 'd' from the list
print("replace B & d with nothing =   ", animals)

animals += ["1", '2']    # add two items to the list
print("add two items to the list =    ", animals)

animals.append("3")   # add one more item to the list using append() method
print("add one more thing to the list ", animals)

animals[4] = "position-4"
print("replace 2 =                    ", animals)

animals.clear()
print("clear the list =               ", animals)