Get The Latest File ( Based from DATE ( Y/M/D/S ) With .Tar Suffix only ) - Bash Scripting

Dear freelancers I need to hire a bash expert for a micro task regarding my Bash Script on Debian 9 I need to get the latest file for my VARIABLE $FILENAME ( Based from DATE ( Y/M/D/S ) With .Tar Suffix only ) - Bash Scripting You'r going to work on Team Viewer into my VM. You have to develop it with arguments in one line. No loop, no functions. easiest as possible to understand. Looking forward to finish this task within 30 minutes only otherwise I won't accept your proposal. Best regards