p=d=1000 v,a=0,[0]*p*p exec('a[p],r=2-v,d*2+v;p+=b"0/E1P=FG1E&9"[r%12]-59;d+=v-1;v=a[p];print(v//2,end="");'*p)
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
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