make_middle¶
Given a list of ints of even length, return a new list length 2 containing the middle two elements from the original list. The original list will be length 2 or more.
make_middle([1, 2, 3, 4]) -> [2, 3]
make_middle([7, 1, 2, 3, 4, 9]) -> [2, 3]
make_middle([1, 2]) -> [1, 2]
This exercise was taken from codingbat.com and has been adapted for the Python language. There are many great programming exercises there, but the majority are created for Java.
Starter Code¶
from typing import List
def make_middle(nums: List[int]) -> List[int]:
pass
result = make_middle([1, 2, 3, 4])
print(result)
Tests¶
from main import make_middle
def test_make_middle_1():
assert make_middle([1, 2, 3, 4]) == [2, 3]
def test_make_middle_2():
assert make_middle([7, 1, 2, 3, 4, 9]) == [2, 3]
def test_make_middle_3():
assert make_middle([1, 2]) == [1, 2]
def test_make_middle_4():
assert make_middle([5, 2, 4, 7]) == [2, 4]
def test_make_middle_5():
assert make_middle([9, 0, 4, 3, 9, 1]) == [4, 3]