adding currency converter

[ditiya]

• Have you checked that there aren't other projects for the same topic in any language?
• Does your project contains a README and REQUIREMENTS file to help a newbie understand and execute your project code?
• Have you tested your code locally within another machine for it to execute without changes/updates?
• Does your code conform to the hacktoberfest rules?
• Do you accept that this code is not available elsewhere on internet and you completely owe the rights to this project code.

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[OyePradumya]

You have pushed different folders which should not have been done. All the folders should have resided inside a single folder.