Merge pull request #207 from rahulkumaran/patch-1

Added my contributions in CONTIBUTORS.md

Author: prateekiiest

CONTRIBUTORS.md

@@ -9,3 +9,6 @@ Thanks for all your contributions :heart: :octocat:
 
 | Github username      | Pull Request           | Status  |
 | ------------- |:-------------:| -----:|
+|[Rahul Arulkumaran](https://github.com/rahulkumaran)| [#46](https://github.com/codeIIEST/Algorithms/pull/46), [#66](https://github.com/codeIIEST/Algorithms/pull/66), [#88](https://github.com/codeIIEST/Algorithms/pull/88), [#89](https://github.com/codeIIEST/Algorithms/pull/89), [#90](https://github.com/codeIIEST/Algorithms/pull/90), [#93](https://github.com/codeIIEST/Algorithms/pull/93), [#159](https://github.com/codeIIEST/Algorithms/pull/159) | CLOSED |
+|[Rahul Arulkumaran](https://github.com/rahulkumaran)| [#94](https://github.com/codeIIEST/Algorithms/pull/94), [#95](https://github.com/codeIIEST/Algorithms/pull/95), [#112](https://github.com/codeIIEST/Algorithms/pull/112), [#151](https://github.com/codeIIEST/Algorithms/pull/151), [#174](https://github.com/codeIIEST/Algorithms/pull/174) | MERGED |
+|[Rahul Arulkumaran](https://github.com/rahulkumaran)| [#206](https://github.com/codeIIEST/Algorithms/pull/206), [#207](https://github.com/codeIIEST/Algorithms/pull/207) | OPEN |