public void OJ038_CountAndSay3()
 {
     string result = new OJ038_CountAndSay().CountAndSay(5);
     Assert.AreEqual("111221", result);
 }
 public void OJ038_CountAndSay2()
 {
     string result = new OJ038_CountAndSay().CountAndSay(3);
     Assert.AreEqual("21", result);
 }