title: Unix script to compress any format of files
body: <p>Im a new to Unix shell scripting .I have to write a Unix script </p>
  
  <p>A) To  find a files in a particular directory which has got csv as well .txt
  B) Compress those files both csv and txt 
  c)currently under that have not been modified in 1095 days
  d)Send a mail to the receipent </p>
  
  <p>Kindly help me</p>