"""
* Assignment: Numpy Slice 1
* Complexity: easy
* Lines of code: 3 lines
* Time: 3 min

English:
    1. Print inner 2x2 elements
    2. Run doctests - all must succeed

Polish:
    1. Wybierz wewnętrzne 2x2 elementy
    2. Uruchom doctesty - wszystkie muszą się powieść

Tests:
    >>> import sys; sys.tracebacklimit = 0

    >>> assert result is not Ellipsis, \
    'Assign result to variable: `result`'
    >>> assert type(result) is np.ndarray, \
    'Variable `result` has invalid type, expected: np.ndarray'

    >>> result
    array([[8, 4],
           [5, 2]])
"""

import numpy as np


DATA = np.array([
    [2, 8, 1, 5],
    [8, 8, 4, 4],
    [5, 5, 2, 5],
    [1, 0, 6, 0],
])


result = ...


