111222233334444555666661112222AAAA
2222333445556612323244455445454545
2334556345643534505435345353453453

111 1222
222 2333
233 3455

#Initialize arrays
for ((i=1 ; i <= $2; i++)); do
        echo "Enter starting digit of $i string"; read a[i]
        echo "Enter length in digits of $i string"; read b[i]
done 

#Skim through file, slice strings

while read line
do
            for i in "${a[@]}"; do
            str[i]=${line:${a[i]}:${b[i]}}
            done

            for i in "${str[@]}"; do
            echo -n "$i "
            done


done <$1