public void RepeatedNTimes_1()
        {
            var solution = new _0961_NRepeatedElementInSize2NArray();
            var result   = solution.RepeatedNTimes(new int[] { 1, 2, 3, 3 });

            Assert.AreEqual(3, result);
        }
        public void RepeatedNTimes_3()
        {
            var solution = new _0961_NRepeatedElementInSize2NArray();
            var result   = solution.RepeatedNTimes(new int[] { 5, 1, 5, 2, 5, 3, 5, 4 });

            Assert.AreEqual(5, result);
        }