中国DOS联盟

@echo off &setlocal enabledelayedexpansion
set str= www.cn-dos.net
:a-1
for /l %%a in (1,1,20) do (set /a b=%%a+1 &set "_!random!_%%a=%%a=!b!" &set "k= !k!")
set k2=%k%
set col= abcdeabcde123456
if "%yes%"=="" (set "do=::  ") else (set "do=  ::")
for /f "tokens=1,2,3 delims==" %%a in ('set _') do (
  cls
  %do:~2% echo,  !k2:~-%%b!!str:~%%b,2! &color 0!col:~%%b,1!
%do:~0,2% set "k=!k:~0,%%b!!str:~%%b,1!!k:~%%c!" &echo,  !k!
  set "%%a="
  ping -n 1 127.1>nul &ping -n 1 127.1>nul &ping -n 1 127.1>nul
)
set yes=1
color 0f
%do:~2% goto :a-1
echo,   祝大家新年快乐！
title 中国dos联盟
pause>nul