From aa6afc31ada526c649d8490e9bdcb416027686f2 Mon Sep 17 00:00:00 2001 From: Roger Bell_West Date: Tue, 13 May 2025 14:06:50 +0100 Subject: RogerBW solutions for challenge no. 321 --- challenge-321/roger-bell-west/python/ch-2.py | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100755 challenge-321/roger-bell-west/python/ch-2.py (limited to 'challenge-321/roger-bell-west/python/ch-2.py') diff --git a/challenge-321/roger-bell-west/python/ch-2.py b/challenge-321/roger-bell-west/python/ch-2.py new file mode 100755 index 0000000000..baf1c7a1c7 --- /dev/null +++ b/challenge-321/roger-bell-west/python/ch-2.py @@ -0,0 +1,28 @@ +#! /usr/bin/python3 + +def backspacecompare(a, b): + sa = [] + for i in [a, b]: + oa = [] + for c in i: + if c == "#": + oa.pop() + else: + oa.append(c) + sa.append("".join(oa)) + return sa[0] == sa[1] + +import unittest + +class TestBackspacecompare(unittest.TestCase): + + def test_ex1(self): + self.assertEqual(backspacecompare("ab#c", "ad#c"), True, 'example 1') + + def test_ex2(self): + self.assertEqual(backspacecompare("ab##", "a#b#"), True, 'example 2') + + def test_ex3(self): + self.assertEqual(backspacecompare("a#b", "c"), False, 'example 3') + +unittest.main() -- cgit