#!/bin/bash
[ -z $1 ] && echo "Usage: $0 listfile.txt" && exit 1
IFS=$'\r\n'
LIST=($(cat $1))
RNG=($(shuf -i 0-$(( ${#LIST[@]} - 1)) -n 25))
I=0
for X in {1..25};
do convert -background white -size 120x120 -gravity Center -weight 500 -pointsize 14 caption:"${LIST[${RNG[${I}]}]}" cell${X}.png
I=$(( $I + 1 ))
done
montage -frame 3 cell*png bingo.png
rm cell*png