bash - syntax error invalid arithmetic operator error token is

state_ip=['172.20.0.3/24', '192.168.168.1/24', '192.168.195.1/24', '192.168.199.1/24']
current_ifip=['172.20.0.3/24', '192.168.168.1/24', '192.168.195.1/24', '192.168.199.1/24']

for ip in current_ifip:
    if ip in state_ip:
        print('yes')
    else:
        print('no')

#!/bin/bash

state_ip=(172.20.0.3/24 192.168.168.1/24 192.168.195.1/24 192.168.199.1/24)
current_ifip=(172.20.0.3/24 192.168.168.1/24 192.168.195.1/24 192.168.199.1/24 192.168.199.2/24)

declare -A state_ip_a
declare -A current_ifip_a

i=0
for arr in ${state_ip[@]}; do
 state_ip_a[$arr]=${state_ip[i++]}
done

i=0
for arr in ${current_ifip[@]}; do
 current_ifip_a[$arr]=${current_ifip[i++]}
done

for arr in ${current_ifip_a[@]}; do
 if [[ ${state_ip_a[$arr]} ]]; then
   echo "$arr есть на интерфейсе"
 else
   echo "$arr нет на интерфейсе"
 fi
done

#!/bin/sh

normalize() {
	local val="$1"

	local t=${val//\//_}
	echo ${t//./_}
}

load() {
	local prefix="$1"
	local vector="$2"

	set -- $(normalize "${vector}")
	for ip; do
		eval "${prefix}_${ip}=y"
	done
}

########
# Main #
########

state_ip="172.20.0.3/24 192.168.168.1/24 192.168.195.1/24 192.168.199.1/24 192.168.199.133/32"
current_ifip="172.20.0.3/24 192.168.168.1/24 192.168.195.1/24 192.168.199.1/24 192.168.199.2/24"

load "curr_ip" "$current_ifip"

for ip in $state_ip; do
	n=$(normalize "$ip")
	eval val="\$curr_ip_${n}"

	if [ "$val" = y ]; then
		echo "$ip: found"
	else
		echo "$ip: not found"
	fi
done

 for i in vlan8 vlan10; do
  current_if_ip=${i}_ip
  state_ip=$(ip addr show dev $i | grep -w inet | awk '{print $2}')
  current_ifip=(${!current_if_ip})

  unset state_ip_a
  unset current_ifip_a

  declare -A state_ip_a
  declare -A current_ifip_a

  echo ${state_ip[@]}
  echo ${current_ifip[@]}

  h=0
  for arr in ${state_ip[@]}; do
   state_ip_a[$arr]=${state_ip[h++]}
  done

  h=0
  for arr in ${current_ifip[@]}; do
   current_ifip_a[$arr]=${current_ifip[h++]}
  done

  for arr in ${current_ifip_a[@]}; do
   if [[ ${state_ip_a[$arr]} ]]; then
    echo "IPv4-адрес $arr уже добавлен на $i"
   else
    echo "Добавляю IPv4-адрес $arr на $i"
    ip addr add $arr dev $i
   fi
  done

 done;

172.20.0.3/24 192.168.168.1/24 192.168.195.1/24 192.168.199.1/24
Добавляю IPv4-адрес 192.168.195.1/24 на vlan8
Добавляю IPv4-адрес 192.168.199.1/24 на vlan8
Добавляю IPv4-адрес 172.20.0.3/24 на vlan8
Добавляю IPv4-адрес 192.168.168.1/24 на vlan8

172.19.0.4/24
Добавляю IPv4-адрес 172.19.0.4/24 на vlan10

192.168.195.1/24 192.168.199.1/24 172.20.0.3/24 192.168.168.1/24
172.20.0.3/24 192.168.168.1/24 192.168.195.1/24 192.168.199.1/24
IPv4-адрес 192.168.195.1/24 уже добавлен на vlan8
Добавляю IPv4-адрес 192.168.199.1/24 на vlan8
RTNETLINK answers: File exists
Добавляю IPv4-адрес 172.20.0.3/24 на vlan8
RTNETLINK answers: File exists
Добавляю IPv4-адрес 192.168.168.1/24 на vlan8
RTNETLINK answers: File exists
172.19.0.4/24
172.19.0.4/24
IPv4-адрес 172.19.0.4/24 уже добавлен на vlan10

#/usr/bin/perl -CS -Mutf8
@state_ip = qw! 172.20.0.3/24 192.168.168.1/24 192.168.195.1/24 192.168.199.1/24 !;
@current_ifip = qw! 172.20.0.3/24 192.168.168.1/24 192.168.195.1/24 192.168.199.1/24 10.1.1.17/8 !;
@{$sti = {}}{@state_ip} = @state_ip;
map { print "$_ ".($sti->{$_}?"есть":"нету")." на интерфейсе\n" } @current_ifip;