public void NumberOfDays_1()
        {
            var solution = new _1118_NumberOfDaysInAMonth();
            var result   = solution.NumberOfDays(1992, 7);

            Assert.AreEqual(31, result);
        }
        public void NumberOfDays_3()
        {
            var solution = new _1118_NumberOfDaysInAMonth();
            var result   = solution.NumberOfDays(1900, 2);

            Assert.AreEqual(28, result);
        }