Selection Sort[cpp]

[hemilC11]

This issue is about [Algo/DS Name](link to resource for the Algo/DS).

• Issue Title is in form Algo/DS Name [Language].
• I searched or browsed the repo’s other issues to ensure this is not a duplicate.
• This Algo/DS is worth adding to this repository.
• ASSIGN this issue to me (I want to work on this).
• I ensure that I am not already assigned to 2 or more issues.
• I will send my PR only after I'm assigned to this issue by any maintainer.
• I understand that I will be unassigned from this issue if I fail to send a PR for this within a week.

@iiitv/algo-maintainers
as there is No selection sort algorithm in iiitv/algo so i wish to add that.

[aspiringgarv]

Could you plz assign this issue to me will be happy in contributing

[ruchikayadav1408]

I would like to contribute to this project.Please assign me this project.I will complete this project in just one day by using comments,appropriate variable names and in most efficient way.Greatly looking ahead to work with you.

[hemilC11]

@iiitv/algo-maintainers sorry for the ping, but can you please review and assign this issue to me.

[NilayMalaviya]

GFI @hemilC11