public void SampleTest()
 {
     Assert.Equal(false, Kata.IsNice(new [] { 3, 4, 5, 7 }));
     Assert.Equal(true, Kata.IsNice(new[] { 2, 10, 9, 3 }));
     Assert.Equal(true, Kata.IsNice(new[] { 2, 2, 3, 3, 3 }));
     Assert.Equal(false, Kata.IsNice(new[] { 0, 2, 19, 4, 4, 3, 2, 1, 0, 3, 2, 10, 4, 1, 6, 1, 1, 8, 3, 1, 1, 0, 1, 2, 3, 1, 2, 3, 4, 0, -1, 1, 0, 2, 3, 0 }));
     Assert.Equal(false, Kata.IsNice(new[] { 3, 2, 10, 4, 1, 6, 1, 1, 8, 3, 1, 1, 0, -1, 1, 0, 3, 2, 10, 4, 1, 6, 9, 1, 1, 1, 2, 1, 1, 1, 1, 8, 3, 1, 1, 3, 1, 2, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, -2, -1, -2, 5, 0, 5, 12 }));
 }