#!/bin/bash
if [ $# != 1 ]
then
	echo "blad"
	exit 1
fi
file=$1
if ! [ -e  $file ] || ! [ -r $file ]
then
	echo "blad odczytu"
	exit 1
fi
declare -A tab

i=1
while read -r line
do

	old=$(echo $line | tr -d '.'  | tr -d ',' )

	lina=($old)


	for j in seq 1 ${#lina[@]}
	do
		let j=j-1
		tab[${lina[$j]}]+="$i "
	done
	let i=i+1
done<$file

newTab=$( echo $tab | sort  -f)

for i in "${!tab[@]}"
do
	echo "$i - ${tab[$i]}"
done | sort > posortowane.txt