中国DOS联盟

@echo off
::code by 523066680 / if_exist
setlocal enabledelayedexpansion
for /l %%a in (1,1,80) do (set k= !k!)
set /a a=7,b=-6,color=0
set /p= <nul>OO
:a
  set /a color+=1
  if %a% gtr -6 (set /a a-=1,x=a*a) else (set /a b+=1,x=72-b*b)
  if %b% equ 6 (set /a a=6,b=-6)
  for %%a in (a b) do (
     set /p a=!k:~0,%x%!<nul
     findstr /a:%color%  "OO*"
     echo,
  )
  ping -n 1 127.1>nul
if %color% leq 200 goto :a
pause