[doubledark22@gmail.com: Re: How to direct output into the LibreOffice Calc]

[Double Dark <doubledark22@gmail.com>]

Oh, I'm sorry to give a wrong script.  It has been modified below:

#!/bin/bash
SUM=0
while read NUMBER
do
    SUM=$(expr $SUM + $NUMBER)  # Yes, this line.
done
echo $SUM