a=(5-6 "4-15 49-87 29-59 7-53 31-44" "6 5-7 4-8 7 9-16 5-6 9-12 6-9 4-11 3-7") for i in ${a[$[$$/3%3]]};do read s echo $s $s|cut -d\ -f$i done
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
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