面试题 17.11. 单词距离 English Version 题目描述 有个内含单词的超大文本文件，给定任意两个单词，找出在这个文件中这两个单词的最短距离(相隔单词数)。如果寻找过程在这个文件中会重复多次，而每次寻找的单词不同，你能对此优化吗? 示例： 输入：words = ["I","am","a","student","from","a","university","in","a","city"], word1 = "a", word2 = "student" 输出：1 提示： words.length <= 100000 解法 Python3 Java ...