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26 - Trees(continue)/ex1.c

@@ -0,0 +1,30 @@
+#include "General.h"
+
+BinaryTree * GetBrotherBinaryTree(BinaryTree * root, BinaryTree * p)
+{
+    if (root)
+    {
+        return (NULL);
+    }
+    else
+    {
+        if (root->left == p)
+        {
+            return (root->right);
+        }
+        else if (root->right == p)
+        {
+            return (root->left);
+        }
+        else
+        {
+            return (GetBrotherBinaryTree(root->left, p) ||
+                    GetBrotherBinaryTree(root->right, p));
+        }
+    }
+}
+
+void main(void)
+{
+
+}