Switzerhegg 2012 by gfuc

c=input()
r=range
X=list(999*'ggehretsaE')
f=''.join
print f([f([(abs(x/2/c-2)+abs(y/c-2)<2)*' ' or X.pop() for x in r(10*c)])+'\n' for y in r(5*c)])

Note that non-ascii characters in the above source code will be escaped (such as \x9f).

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