def test_count_valid_passwords_3():
start = 123455
end = 123460
expected_output = 1
actual_output = count_valid_passwords(start, end)
assert actual_output == expected_output
def test_count_valid_passwords_1():
start = 100000
end = 100001
expected_output = 0
actual_output = count_valid_passwords(start, end)
assert actual_output == expected_output
def test_count_valid_passwords_2():
start = 122456
end = 122457
expected_output = 2
actual_output = count_valid_passwords(start, end)
assert actual_output == expected_output
def test_count_valid_passwords_additional_1():
start = 123555
end = 123567
expected_output = 5
actual_output = count_valid_passwords(start, end, additional=True)
assert actual_output == expected_output