523066680

来参与啦。

@echo off &setlocal enabledelayedexpansion
color 17 &mode con cols=60 lines=30
for /l %%a in (1,1,60) do (set space= !space!)
set /a La=14,Lb=28,Ca=29,Cb=56,r=1,r2=2
:loop
 if %La% lss 28 (set /a La+=r2,line=La) else (set /a Lb-=r2,line=Lb)
 if %Lb% leq 1 (set /a La=-1,Lb=29,r=%random%%%3+2,r2=r%%2+1)
 
 if %Ca% lss 55 (set /a Ca+=r,col=Ca) else (set /a Cb-=r,col=Cb)
 if %Cb% leq 4 (set /a Ca=0,Cb=56,r=%random%%%3+1)
    cls
    for /l %%a in (1,1,%line%) do echo,
    echo,!space:~0,%col%!●
    ping -n 1 127.1>nul
goto :loop
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