#!/bin/bash #b=1 #while [[ b=1 ]] #do #sleep 1
student=(1 DPL YPD LT ZZM HY CQW LSJ ybr) a=$[RANDOM%4+3] c=$[RANDOM%2+1] echo ----------------------------------- echo $a號 ${student[$a]} echo $(($a+$c))號 ${student[$(($a+$c))]} echo $(($a-$c))號 ${student[$(($a-$c))]} echo ----------------------------------- #done ~ ~ ~ ~