摘要:
Leetcode (Random) Leetcode随意点开的题目解答 991. 坏了的计算器 class Solution { public int brokenCalc(int X, int Y) { // 定义结果 int res = 0; boolean flag = true; // 肯定 阅读全文
摘要:
数据结构:字典树 class TrieNode{ private TrieNode[] children; private int size = 26; private boolean isEnd = false; public TrieNode(){ children = new TrieNode 阅读全文