diff --git a/TinySTL/Algorithm.h b/TinySTL/Algorithm.h
index 6d9d98f..289eb92 100644
--- a/TinySTL/Algorithm.h
+++ b/TinySTL/Algorithm.h
@@ -1,15 +1,15 @@
 #ifndef _ALGORITHM_H_
 #define _ALGORITHM_H_
 
+#include <cstring>
+#include <utility>
+
 #include "Allocator.h"
 #include "Functional.h"
 #include "Iterator.h"
 #include "TypeTraits.h"
 #include "Utility.h"
 
-#include <cstring>
-#include <utility>
-
 namespace TinySTL{
 	//********* [fill] ********************
 	//********* [Algorithm Complexity: O(N)] ****************