while read line
do
   #Get Line Number 
   OLDLINE=`sed -n $Lineno $filename`
   echo "Un Changed Line : "$OLDLINE
   echo "Enter a New Pattern : "
   read NewPattern <&1
   echo "NewPattern :"$NewPattern 
   NEWLINE=`cat $filename | sed -n $Lineno | sed s/$OldPattern/$NewPattern/`
   echo $NEWLINE
   LINECHANGE=`sed s/$OLDLINE/$NEWLINE/ $filename`
   echo $LINECHANGE
   ChangedLine=`sed -n $Lineno $filename`
   echo "Changed Line : "$ChangedLine
done < $INT_FILE