minimum-genetic-mutation

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Leetcode: Minimum Genetic Mutation

A gene string can be represented by an 8-character long string, with choices from "A", "C", "G", "T". Suppose we need to investigate about a mutation (mutation from "start" to "end"), where ONE m…

[LeetCode] Minimum Genetic Mutation 最小基因变化

A gene string can be represented by an 8-character long string, with choices from "A", "C", "G", "T". Suppose we need to investigate about a mutation (mutation from "start" to "end"), where ONE m…

[Swift]LeetCode433. 最小基因变化 | Minimum Genetic Mutation

A gene string can be represented by an 8-character long string, with choices from "A", "C", "G", "T". Suppose we need to investigate about a mutation (mutation from "start" to "end"), where ONE m…

1244. Minimum Genetic Mutation

描述 A gene string can be represented by an 8-character long string, with choices from "A", "C", "G", "T". Suppose we need to investigate about a mutation (mutation from "start" to "end"), where ON…

【LeetCode】433. Minimum Genetic Mutation 解题报告（Python & C++）

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录题目描述题目大意解题方法日期题目地址: https://leetcode.com/problems/minimum-genetic-mutation/description/ 题目描述 A gene string can be represented by an 8-character long string, with choices from "A", &q…

【leetcode】433. Minimum Genetic Mutation

题目如下: 解题思路:我的思路很简单,就是利用BFS方法搜索,找到最小值. 代码如下: class Solution(object): def canMutation(self, w, d, c, q): l = ["A",'C','G','T'] for i in range(len(w)): for j in l: if w[i] != j: v = w[:i] + j + w[i + 1:] if v in d and (d[v] == 0 or d[v] > c + 1)…

[LeetCode] Word Ladder 词语阶梯

Given two words (beginWord and endWord), and a dictionary, find the length of shortest transformation sequence from beginWord to endWord, such that: Only one letter can be changed at a time Each intermediate word must exist in the dictionary For exam…