#!/bin/bash
MAXCOUNT=10 #kol-vo iteracii !!!!!!!!!!!!!!!
count=1 #schetchik
namba=0 #eche odin schetchik
declare -a arr1 #ob`yavlyaem massivcheg
while [ "$count" -le $MAXCOUNT ] # generim randomniye cifirki
do
arr1[$namba]=$RANDOM #zabivaem massivcheg ciferkami
let "count += 1" # schetchik +1
let "namba += 1" # schetchik +1
done
echo ${arr1[@]:0} > file #vyvodim random v file
count=1 #sbrasivaem schetchik
namba=1 #sbrasivaem schetchik
while [ "$count" -le $MAXCOUNT ] #rezhem massivchik i pihaem ego v failiki
do
endarr=${#arr1[@]} #nahodim konec massiva
let "endarr -=1" #berem poslednii s konca element massivchega
unset arr1[$endarr] #udalyaem ego nahui

echo ${arr1[@]} > $namba #vivodim ostatki massivchega(minus adin elent) v faily s imenami 1,2,3,4.....
let "count += 1" # schetchik +1
let "namba += 1" # schetchik +1
done #vualya