diff options
Diffstat (limited to 'string/levenshtein.cpp')
| -rw-r--r-- | string/levenshtein.cpp | 13 |
1 files changed, 0 insertions, 13 deletions
diff --git a/string/levenshtein.cpp b/string/levenshtein.cpp deleted file mode 100644 index f0df66b..0000000 --- a/string/levenshtein.cpp +++ /dev/null @@ -1,13 +0,0 @@ -// Laufzeit: O(nm), Speicher: O(m), n = #s1, m = #s2 -int levenshtein(string& s1, string& s2) { - int len1 = s1.size(), len2 = s2.size(); - vector<int> col(len2 + 1), prevCol(len2 + 1); - for (int i = 0; i < len2 + 1; i++) prevCol[i] = i; - for (int i = 0; i < len1; i++) { - col[0] = i + 1; - for (int j = 0; j < len2; j++) - col[j+1] = min(min(prevCol[j+1] + 1, col[j] + 1), prevCol[j] + (s1[i]==s2[j] ? 0 : 1)); - col.swap(prevCol); - } - return prevCol[len2]; -} |
