在给定单词列表 wordlist 的情况下,我们希望实现一个拼写检查器,将查询单词转换为正确的单词。
对于给定的查询单词 query,拼写检查器将会处理两类拼写错误:
wordlist = ["yellow"], query = "YellOw": correct = "yellow"wordlist = ["Yellow"], query = "yellow": correct = "Yellow"wordlist = ["yellow"], query = "yellow": correct = "yellow"wordlist = ["YellOw"], query = "yollow": correct = "YellOw"wordlist = ["YellOw"], query = "yeellow": correct = "" (无匹配项)wordlist = ["YellOw"], query = "yllw": correct = "" (无匹配项)此外,拼写检查器还按照以下优先级规则操作:
给出一些查询 queries,返回一个单词列表 answer,其中 answer[i] 是由查询 query = queries[i] 得到的正确单词。
示例:
输入:wordlist = ["KiTe","kite","hare","Hare"], queries = ["kite","Kite","KiTe","Hare","HARE","Hear","hear","keti","keet","keto"] 输出:["kite","KiTe","KiTe","Hare","hare","","","KiTe","","KiTe"]
提示:
1 <= wordlist.length <= 50001 <= queries.length <= 50001 <= wordlist[i].length <= 71 <= queries[i].length <= 7wordlist 和 queries 中的所有字符串仅由英文字母组成。