public void RomanToIntTest()
        {
            var q = new ArrayQ();

            Assert.AreEqual(q.RomanToInt("I"), 1);
            Assert.AreEqual(q.RomanToInt("i"), 1);
            Assert.AreEqual(q.RomanToInt("III"), 3);
            Assert.AreEqual(q.RomanToInt("IV"), 4);
            Assert.AreEqual(q.RomanToInt("IX"), 9);
            Assert.AreEqual(q.RomanToInt("LVIII"), 58);
            Assert.AreEqual(q.RomanToInt("MCMXCIV"), 1994);
        }