def test_equals_4(self):
     self.assertEqual(
         longest_consec(
             ["itvayloxrp", "wkppqsztdkmvcuwvereiupccauycnjutlv", "vweqilsfytihvrzlaodfixoyxvyuyvgpck"], 2
         ),
         "wkppqsztdkmvcuwvereiupccauycnjutlvvweqilsfytihvrzlaodfix" "oyxvyuyvgpck",
     )
 def test_equals_4(self):
     self.assertEqual(
         longest_consec([
             'itvayloxrp', 'wkppqsztdkmvcuwvereiupccauycnjutlv',
             'vweqilsfytihvrzlaodfixoyxvyuyvgpck'
         ], 2), 'wkppqsztdkmvcuwvereiupccauycnjutlvvweqilsfytihvrzlaodfix'
         'oyxvyuyvgpck')
 def test_equals(self):
     self.assertEqual(
         longest_consec(['zone', 'abigail', 'theta', 'form', 'libe', 'zas'],
                        2), 'abigailtheta')
 def test_equals_9(self):
     self.assertEqual(
         longest_consec(['it', 'wkppv', 'ixoyx', '3452', 'zzzzzzzzzzzz'],
                        0), '')
 def test_equals_5(self):
     self.assertEqual(
         longest_consec(
             ['wlwsasphmxx', 'owiaxujylentrklctozmymu', 'wpgozvxxiu'], 2),
         'wlwsasphmxxowiaxujylentrklctozmymu')
 def test_equals_3(self):
     self.assertEqual(longest_consec([], 3), '')
 def test_equals_2(self):
     self.assertEqual(
         longest_consec([
             'ejjjjmmtthh', 'zxxuueeg', 'aanlljrrrxx', 'dqqqaaabbb',
             'oocccffuucccjjjkkkjyyyeehh'
         ], 1), 'oocccffuucccjjjkkkjyyyeehh')
 def test_equals_2(self):
     self.assertEqual(
         longest_consec(["ejjjjmmtthh", "zxxuueeg", "aanlljrrrxx", "dqqqaaabbb", "oocccffuucccjjjkkkjyyyeehh"], 1),
         "oocccffuucccjjjkkkjyyyeehh",
     )
 def test_equals(self):
     self.assertEqual(longest_consec(["zone", "abigail", "theta", "form", "libe", "zas"], 2), "abigailtheta")
 def test_equals_9(self):
     self.assertEqual(longest_consec(["it", "wkppv", "ixoyx", "3452", "zzzzzzzzzzzz"], 0), "")
 def test_equals_5(self):
     self.assertEqual(
         longest_consec(["wlwsasphmxx", "owiaxujylentrklctozmymu", "wpgozvxxiu"], 2),
         "wlwsasphmxxowiaxujylentrklctozmymu",
     )
 def test_equals_3(self):
     self.assertEqual(longest_consec([], 3), "")