A simple script to judge problems using Bash

judge.sh

#!/bin/bash
cnt=0
ZERO=0
for i in {1..10}
do
	if [ -f $1.out ]
	then
		rm $1.out
	fi
	cp test-data/$1/$1.in.$i $1.in
	time $2
	ans=`diff $1.out test-data/$1/$1.out.$i | wc -l`
	if [ -f $1.out ] && [ "$ans" = "$ZERO" ]; then
		echo "$i: OK"
		cnt=$[$cnt+1]
	else
		echo "$i: WA"
	fi
done
echo $cnt