1 files changed, 54 insertions, 0 deletions
diff --git a/CS2501/trees/tree0.c b/CS2501/trees/tree0.c
new file mode 100755
index 0000000..f9d6585
--- /dev/null
+++ b/CS2501/trees/tree0.c
@@ -0,0 +1,54 @@
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+
+
+typedef struct node {
+	int id;
+	struct node *left;
+	struct node *right;
+} treenode;
+
+
+main (argc, argv, envp)
+int argc;
+char **argv, **envp;
+{
+
+	treenode *a, *b, *c, *d, *z;
+
+	z = malloc(sizeof(treenode));
+	z->id = 'z';
+	z->left = 0;
+	z->right= 0;
+
+	d = malloc(sizeof(treenode));
+	d->id = 'd';
+	d->left = 0;
+	d->right= 0;
+
+	c = malloc(sizeof(treenode));
+	c->id = 'c';
+	c->left = d;
+	c->right= z;
+
+	b = malloc(sizeof(treenode));
+	b->id = 'b';
+	b->left = 0;
+	b->right= 0;
+
+	a = malloc(sizeof(treenode));
+	a->id = 'a';
+	a->left = b;
+	a->right= c;
+
+/* manually create nodes to build this tree:
+
+      a
+    /   \
+   b    c
+       / \
+      d  z
+
+*/
+}