#!/usr/local/bin/python3

list = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
print(list[4], list[8])

print(list)

list.pop()

print(list)

list.append(999)

print(list)

list.pop(4)

print(list)

print(len(list))

print(list.pop())
