Finish 2003-11-12 15:00:00 UTC

Second attempt

by Peter J. Acklam

Status: Passed
Results: pass
CPU Time: 0.251
Score: 117.0
Submitted at: 2003-11-05 15:21:48 UTC
Scored at: 2003-11-05 15:21:17 UTC

Current Rank: 145th
Based on: First attempt (diff)
Basis for: Calvin (diff)
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Code 
[p,q]=size(a);
b=0;
for n=1:min(p,q)-1
   for i=1:p-n
     for j=1:q-n
       S=a(i:i+n,j:j+n);
       S=S(:);
       T=sum(S);
       if all(~diff(S)) & T>b
          b=T;
       end
     end
   end
end