diff --git a/3-column-plus/.gitignore b/3-column-plus/.gitignore
new file mode 100644
index 0000000..114a767
--- /dev/null
+++ b/3-column-plus/.gitignore
@@ -0,0 +1,5 @@
+*.pyc
+output/*
+*.pid
+.DS_Store
+.swp
diff --git a/old/.gitignore b/old/.gitignore
new file mode 100644
index 0000000..114a767
--- /dev/null
+++ b/old/.gitignore
@@ -0,0 +1,5 @@
+*.pyc
+output/*
+*.pid
+.DS_Store
+.swp