update

Author: marinelay

README.md

@@ -384,4 +384,8 @@ python cloc.py
 python check_alarm.py
 python check_correct.py
 python check_time.py
-```
+```
+
+## Contact
+
+If you have any questions, please contact us at [wonseok_oh@korea.ac.kr](mailto:wonseok_oh@korea.ac.kr)