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Update and rename str-longest-non-repeating.py to longest_non_repeating.py

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marina 2023-08-07 17:36:23 -07:00 • committed by GitHub
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commit b9b5d8e21c
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arrays_and_strings/str-longest-non-repeating.py
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@ -1,42 +0,0 @@
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# author: bt3gl
# find the length of the longest substring without repeating characters
def length_longest_substring(s: str) -> int:
result = ""
this_longest_string = ""
i = 0
for c in s:
j = 0
# this loop breaks if repeated
while j < len(this_longest_string):
if c == this_longest_string[j]:
if len(this_longest_string) > len(result):
result = this_longest_string
this_longest_string = this_longest_string[j+1:]
j += 1
# this loop continues creating the string
this_longest_string += c
return result, this_longest_string
if __name__ == "__main__":
s = "abcabcbb"
print(length_longest_substring(s))
s = "dvdf"
print(length_longest_substring(s))