Will give a thumbs up for correct answer!

1. (10 pts) Write a simple shell script to move (rename) all *.PDF files under the current directory (if any) to pdf,eg. move test.PDF to test.pdf move hello.PDFPDF to hello.PDFpdf move .hello.PDFPDF to.hello.PDFpd)f and report each action, otherwise just report there are no *.PDF files