diff --git a/.history/README_20220614100948.md b/.history/README_20220614100948.md
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+# This is a tutorial GitHub repository for CAU OSSPPL course.
diff --git a/.history/README_20220614101307.md b/.history/README_20220614101307.md
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+# This is a tutorial GitHub repository for CAU OSSPPL course.
+
+#### CAU OSS 20165487 ÃÖ¸í¹é
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diff --git a/.history/README_20220614101626.md b/.history/README_20220614101626.md
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+# This is a tutorial GitHub repository for CAU OSSPPL course.
+
+Hello
\ No newline at end of file
diff --git a/.history/README_20220614101704.md b/.history/README_20220614101704.md
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@@ -0,0 +1,3 @@
+# This is a tutorial GitHub repository for CAU OSSPPL course.
+
+20165487 ÃÖ¸í¹é
diff --git a/README.md b/README.md
index 467ccf8..8b7bfcf 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,3 @@
 # This is a tutorial GitHub repository for CAU OSSPPL course.
+
+20165487 ÃÖ¸í¹é