#!/bin/bash

while read line
do
        name=`echo $line | awk -F, '{ print $1 }'`

        if [ -f $name ]
        then
                i=1
                while [ -f ${name}${i} ]
                do
                        i=$(( $i + 1 ))
                done
                name=${name}${i}
        fi
        touch $name

        echo $line | awk -F ',\ *' '{for (i=1; i<=NF; i++) { print $i;}}' > $name

done < $1