Shell script to delete files of zero size

#Delete files of size zero in the current directory
for i in *
do
  if [ -f $i -a ! -s $i ]
  then
     
          echo "File $i size is zero"
          rm -i $i
    
   fi
done


OUTPUT
csc@csc-SVE1513CYNB ~ $ sh rmzerofile.sh
File 'hello' size is zero
rm: remove regular empty file ‘hello’? y
File 'well' size is zero
rm: remove regular empty file ‘well’? y