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Chess board @Fewer Char # I don't know why 2nd line is not black
on 28 Oct 2021
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h=imagesc(invhilb(8)>0);
colormap(.3*[0 0 0;1 1 1]+.7)
axis square off
d=[0 2 1 -1 -2 1 2 0]+9814;
e=d+6;
p=[];
for i=1:8
p=[p text(i,1,char(e(i))) text(i,2,char(9817)) text(i,8,char(d(i))) text(i,7,char(9817))];
end
set(p,"Horiz","cen","FontSize",28)