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#! /usr/bin/python3
import unittest
from itertools import combinations
def psum(n):
p=[1,1]
while (p[-1]<=n):
p.append(p[-1]+p[-2])
del p[0]
o=list()
for l in range (1,len(p)):
for c in combinations(p,l):
if (sum(c)==n):
o.append(c)
break
return o
class TestMajority(unittest.TestCase):
def test_ex1(self):
self.assertEqual(psum(6),[(1, 5), (1, 2, 3)],'example 6-2')
def test_ex2(self):
self.assertEqual(psum(9),[(1, 8), (1, 3, 5)],'example 9-2')
unittest.main()
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