my_list=[
    2005,
    ['IAD','TAU','schematic','ESU'],
    [4,5,4,5],
    'Филиппова Е.И.'
    ]
print(type(my_list))
print(dir(my_list))
new_list=[my_list[1][0], my_list[2][0]]
print(new_list)
dict1=dict(zip(my_list[1],my_list[2]))
print(dict1)
avg=sum(dict1.values())/len(dict1)
print(avg)