How many characters of code did you use?
428

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b=btn s=sub
t='c000c001bfc00001'
if(#t\4==0)stop()
n=tonum c=1d={}for i=0,255do
d[i]=0end
d[0]=255k={}for i=0,#t\4-1do
add(k,s(t,i*4+1,i*4+4))end::_::a=n('0x'..s(k[c],1,2))x=n('0x'..s(k[c],3,4))if a==0then
c=x elseif a==191then
if(d[x]==0)c+=1
else
d[a]-=d[x]d[a]%=256end
for i=192,256do
l=i-192rectfill((l%8)*16,(l\8)*16,(l%8)*16+15,(l\8)*16+15,d[i])end
d[1]=0d[2]=0if(b(🅾️))d[1]=1
if(b(❎))d[2]=1
flip()c+=1if(c>#k)stop()
goto _