def test_equals_2(self): self.assertEqual(pattern(2), '12\n2')
def test_equals_4(self): self.assertEqual(pattern(10), '12345678910\n2345678910\n345678910\n45678910\n' '5678910\n678910\n78910\n8910\n910\n10')
def test_equals(self): self.assertEqual(pattern(1), '1')
def test_equals_3(self): self.assertEqual(pattern(5), '12345\n2345\n345\n45\n5')
def test_equals_4(self): self.assertEqual( pattern(10), '12345678910\n2345678910\n345678910\n45678910\n' '5678910\n678910\n78910\n8910\n910\n10')