国外的数据结构与算法分析用书

				Testing routines of SimpleTreeUos
				inserted 3, 6, 10
				inserted 2, 4, 9, 11
				Root value? 6
				Left value? 3
				Right value? 10
				Left Left value? 2
				Right Left value? 4
				Left Right value? 7
				Right Right value? 11
				That's it.