#!/bin/sh

###set -e

trap "exit" INT

files=${1:-assignment201810-*}

for sd in $files; do

  cd $sd

  #echo $sd

  marksone=$(( `tail -1 output` ))

  markstwo=$(( `tail -1 output1` ))

  if [ "$marksone" != "$markstwo" ]; then

      echo $sd + "is different"

  fi

  cd ..

done