Adding missing tree diagram.

aubertc · aubertc · commit e077ebb6d2db · 2025-09-26T09:16:04.000-04:00
diff --git a/source/diag/gra/bstree_example_4.txt b/source/diag/gra/bstree_example_4.txt
@@ -0,0 +1,6 @@
+%%% A binary tree that is not a binary search tree.
+
+A((10))-->B((6))
+A-->C((13))
+C-->D((14))
+C-->E((12))
