Shell Programming and Scripting

ab1ba67c331a3d731396322fad8dd71a3b627f89359827697645c806091c40b9
0.2
812a3c3684310045f1cb3157bf5eebc4379804e98c82b56f3944564e7bf5dab5
0.6
0.6
9b27f7f2b07eb11e9576792d1105c3e43377c2659d18f0ac6ae894a2a548080e
0.1

#!/bin/bash

for (( i = 1; i <= 10; i++ ))
do

linedata=`sed -n $i'p' ./exp.txt`
length=${#linedata}

if [ $length = 64 ]
then
echo $linedata
fi

total=0.0

while [ $length -ne 64 ]
do
total=$(echo "scale=9; $total+$linedata" | bc )
i=$(($i + 1))
linedata=`sed -n $i'p' ./exp.txt`
length=${#linedata}
done
echo $total

ab1ba67c331a3d731396322fad8dd71a3b627f89359827697645c806091c40b9
0.3 EXTRA
812a3c3684310045f1cb3157bf5eebc4379804e98c82b56f3944564e7bf5dab5
08e78bac1d7f4aff0daf79c77abf33dfe2b8d953e4807ad47a4212db147fd6bd
ed84fea7b54d62fd87fabc5ed6a02d96e2886db9c48e3b54d8b69e73cc91d76e
c566b1f5e12ac452886b4de5477dad191786866567957d9a3e40997e68301b11
cbb348256408a106c2f6329938d430f3748757dc0771a6f956d909e6675a4a5c
cf59c0735d7154ace594b97918c4dacbc6a4caa82d07d5cd973d7531a0955b1b
1.2
9b27f7f2b07eb11e9576792d1105c3e43377c2659d18f0ac6ae894a2a548080e
0.1 BAD AMOUNT