Add Reverse first k elements of queue problem and solution

[SumeetHaryani]

Add Reverse first k elements of queue problem and solution

[iamshadmirza]

I would like to work on this.

[SumeetHaryani]

Sorry @iamshadmirza, this issue is already been referenced with PR #55.

[iamshadmirza]

No problem. Let me know if we can add more problems to the repo or any other way I can contribute.

[TheSTL]

I'm closing this issue.
Merged PR - [#81 ]