while 1: a=[0] for C in raw_input(): \x09b=1;c=[] \x09for i in a:c+=i-1,i+1;b*=i \x09a=[a[1:],a[:-1],[sum(a)],[b],c][ord(C)/2%5] print`a`.replace('L','')
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
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