f=lambda a,b,i=-1:i*(a==''or'0'<a[i]>b>int(a[i:])>f(a[:i],int(a[i:])))or a[~10:i]and f(a,b,i-1) while 1:print-f(raw_input(),f)

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

download

return to the top page