#!/bin/bash
old_dir=$(pwd)
cd /upload
for format in R T ; do
   for file in $(ls ${format}*_H) ; do
        if [ -e ${file%_H}_D ] ; then # the complementary file exists
            mv $file ${file%_H}_D /process/${format}files
         else 
            echo $file encountered without complement
         fi
   done
done
cd $old_dir