➕ [RESOURCE] - Add coding platform - TopCoder in DSA

[jency1]

Idea Contribution

• [X] I have read all the resource request issues.
• [X] I'm interested in working on this issue
• [X] I'm part of GSSOC organization

Where do you want to add the resource? Specify the category and section.

I want to Add coding platform - TopCoder in DSA

Provide the URLs of the resources you are adding

https://www.topcoder.com/

Any alternative approaches/features

No response

Additional Context

No response

Code of Conduct

• [X] I follow the CONTRIBUTING GUIDELINE of this project.