def testExactChangeZero(self): self.assertEqual(hw.exact_change(0, [4, 5, 6]), True)
def testExactChangeFail2(self): self.assertEqual(hw.exact_change(42, [23, 1, 23, 100]), False)
def testExactChangeSuccess2(self): self.assertEqual(hw.exact_change(42, [23, 17, 2, 100]), True)
def testExactChangeSuccess1(self): self.assertEqual(hw.exact_change(42, [25, 1, 25, 10, 5, 1]), True)
def testExactChangeFail1(self): self.assertEqual(hw.exact_change(42, [25, 1, 25, 10, 5]), False)