Update lowest-common-ancestor-of-a-binary-tree.cpp

kamyu104 · kamyu104 · commit d2bd8b9fdcec · 2016-05-15T10:41:24.000+08:00
diff --git a/C++/lowest-common-ancestor-of-a-binary-tree.cpp b/C++/lowest-common-ancestor-of-a-binary-tree.cpp
@@ -1,4 +1,4 @@
-// Time:  O(h)
+// Time:  O(n)
 // Space: O(h)
 
 /**
