aparler/RosettaCodeData
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Data update

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Ingy döt Net 2026-04-30 12:34:36 -04:00
parent 4bb20c9b71
commit cbaf4c4b64
12390 changed files with 318560 additions and 27248 deletions
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2
Task/Levenshtein-distance/Python/levenshtein-distance-3.py
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@ -1,4 +1,4 @@
def ld(a, b, mx=-1):
def ld(a, b, mx=-1):
def result(d): return d if mx < 0 else False if d > mx else True
if a == b: return result(0)

14
Task/Levenshtein-distance/Python/levenshtein-distance-4.py
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@ -1,13 +1,13 @@
>>> from functools import lru_cache
>>> @lru_cache(maxsize=4095)
def ld(s, t):
if not s: return len(t)
if not t: return len(s)
if s[0] == t[0]: return ld(s[1:], t[1:])
l1 = ld(s, t[1:])
l2 = ld(s[1:], t)
l3 = ld(s[1:], t[1:])
return 1 + min(l1, l2, l3)
if not s: return len(t)
if not t: return len(s)
if s[0] == t[0]: return ld(s[1:], t[1:])
l1 = ld(s, t[1:])
l2 = ld(s[1:], t)
l3 = ld(s[1:], t[1:])
return 1 + min(l1, l2, l3)
>>> print( ld("kitten","sitting"),ld("rosettacode","raisethysword") )
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