From 81e18817e54f47758158bc184be04b8c2ea3107f Mon Sep 17 00:00:00 2001 From: Roger Bell_West Date: Tue, 16 Jan 2024 14:13:30 +0000 Subject: RogerBW solutions for challenge no. 252 --- challenge-252/roger-bell-west/python/ch-2.py | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100755 challenge-252/roger-bell-west/python/ch-2.py (limited to 'challenge-252/roger-bell-west/python/ch-2.py') diff --git a/challenge-252/roger-bell-west/python/ch-2.py b/challenge-252/roger-bell-west/python/ch-2.py new file mode 100755 index 0000000000..f8bf61a527 --- /dev/null +++ b/challenge-252/roger-bell-west/python/ch-2.py @@ -0,0 +1,23 @@ +#! /usr/bin/python3 + +def uniquesumzero(n): + if n == 1: + return [0] + p = list(range(1, n)) + p.append(-n * (n - 1) / 2) + return p + +import unittest + +class TestUniquesumzero(unittest.TestCase): + + def test_ex1(self): + self.assertEqual(uniquesumzero(5), [1, 2, 3, 4, -10], 'example 1') + + def test_ex2(self): + self.assertEqual(uniquesumzero(3), [1, 2, -3], 'example 2') + + def test_ex3(self): + self.assertEqual(uniquesumzero(1), [0], 'example 3') + +unittest.main() -- cgit