#!/bin/bash
wrw=8
i=1
seq=(0 1 2 3 4 5 6 7 8 9 a b c d e f g h i j k l m n o p q r s t u v w x y z A B C D E F G H I J K L M N O P Q R S T U V W X Y Z)
num_seq=${#seq[@]}
while [ "$i" -le "$wrw" ]
do
seqrand[$i]=${seq[$((RANDOM%num_seq))]}
let "i=i+1"
done
echo "The random string is:"
for j in ${seqrand[@]}
do
echo -n $j
done
echo
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