diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -2,3 +2,4 @@
 
 - [Day 2](/day2)
 - [Day 3](/day3)
+- [Day 5](/day5)
diff --git a/day5/README.md b/day5/README.md
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@@ -0,0 +1 @@
+# Exercises with code bases