Joon-Seok · dodo201624450 · Apr 3, 2017 · Apr 3, 2017
diff --git a/README.md b/README.md
@@ -0,0 +1,16 @@
+# Simple Calculator
+
+This is a buggy application that will be used for Lab5 of 'Introduction to Open Source Software Development.'
+
+  - Fork the project.
+  - Create a topic branch from master. 
+  - The branch name must be your student id. (e.g. 201624000)
+  - Make some commits to improve the project.
+    - Fix the well-knwon bugs.
+    - Remove object and binary files.
+    - Add .gitignore file
+  - Push this branch to your GitHub project.
+  - Open a Pull Request on GitHub.
+  - The Pull Request must be submitted to master branch of Classroom-IOSSD/SimpleCalculator!
+  - Capture the Pull Request and upload it to PLMS.
+
diff --git a/calc b/calc
diff --git a/calc.o b/calc.o
diff --git a/operators.o b/operators.o