diff --git a/homework2/LinkList.h b/homework2/LinkList.h
index 1595ec4..e0ab7a1 100644
--- a/homework2/LinkList.h
+++ b/homework2/LinkList.h
@@ -1,3 +1,4 @@
+//LinkList.h
 #ifndef LINKLIST_H
 #define LINKLIST_H
 #include<string>
diff --git a/homework2/LinkLits.cpp b/homework2/LinkLits.cpp
index 7c556d7..466158e 100644
--- a/homework2/LinkLits.cpp
+++ b/homework2/LinkLits.cpp
@@ -1,3 +1,4 @@
+//LinkList.cpp
 #include <iostream>
 #include<iomanip>
 #include"LinkList.h"
diff --git a/homework2/test1.cpp b/homework2/test1.cpp
index 0437146..5e819e5 100644
--- a/homework2/test1.cpp
+++ b/homework2/test1.cpp
@@ -1,3 +1,4 @@
+//test1.cpp
 #include <iostream>
 #include "LinkList.h"
 using namespace std;