diff --git a/README.md b/README.md
index dfe242d..2bb42ae 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,9 @@ Full course -stored in managed way.
 
 I use this repository to store the solutions of problems which I solve in C++ language .
 
+Topics - HashMaps, LinkedList
+
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 Note: If you find any bugs in the code or have any doubts regarding the codes feel free to raise an issue or a PR.
+Note: Contributions are welcome