From 59548f33170863d1b540daa9fed90707a6117a01 Mon Sep 17 00:00:00 2001 From: Simon Green Date: Sun, 18 May 2025 22:09:15 +1000 Subject: sgreen solutions to challenge 321 --- challenge-321/sgreen/python/ch-2.py | 44 +++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100755 challenge-321/sgreen/python/ch-2.py (limited to 'challenge-321/sgreen/python/ch-2.py') diff --git a/challenge-321/sgreen/python/ch-2.py b/challenge-321/sgreen/python/ch-2.py new file mode 100755 index 0000000000..81e0d9ed98 --- /dev/null +++ b/challenge-321/sgreen/python/ch-2.py @@ -0,0 +1,44 @@ +#!/usr/bin/env python3 + +import sys + +def covert_string(s: str) -> str: + """Convert a string by treating '#' as a backspace character + + Args: + s (str): The original string + + Returns: + str: The converted string + """ + + new_string = '' + for c in s: + if c == '#': + # This is safe even if new_string is empty + new_string = new_string[:-1] + else: + new_string += c + + return new_string + +def backspace_compare(str1: str, str2: str) -> bool: + """Compare two strings are the same if '#' is a back space character + + Args: + str1 (str): The first string + str2 (str): The second string + + Returns: + bool: Whether the resulting strings are the same + """ + return covert_string(str1) == covert_string(str2) + + +def main(): + result = backspace_compare(sys.argv[1], sys.argv[2]) + print(result) + + +if __name__ == '__main__': + main() -- cgit