Name: Anonymous 2011-11-28 7:40
from sys import argv
script, n = argv
f = lambda x: x and (x-1 and x-2 and f(x-1) + f(x-2) or 1)
print f(int(n))
from sys import argv
script, n = argv
f = lambda x: x and (x-1 and x-2 and f(x-1) + f(x-2) or 1)
print f(int(n))