diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..496ee2c
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+.DS_Store
\ No newline at end of file
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/README.md
diff --git a/SS2301-01/README.md b/SS2301-01/README.md
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/SS2301-01/README.md
diff --git a/SS2301-01/ss2301_01.cpp b/SS2301-01/ss2301_01.cpp
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/SS2301-01/ss2301_01.cpp
diff --git a/SS2301-02/README.md b/SS2301-02/README.md
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/SS2301-02/README.md
diff --git a/SS2301-02/ss2301_02.cpp b/SS2301-02/ss2301_02.cpp
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/SS2301-02/ss2301_02.cpp
diff --git a/SS2301-03/README.md b/SS2301-03/README.md
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/SS2301-03/README.md
diff --git a/SS2301-03/ss2301-03.cpp b/SS2301-03/ss2301-03.cpp
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/SS2301-03/ss2301-03.cpp