2021 年 12月随笔档案 - 阳光明媚的菲越

BackTracking Classes Questions 大合集

摘要：78. Subsets List<List<Integer>> res = new ArrayList<>(); public List<List<Integer>> subsets(int[] nums) { backtracking(nums, 0, new ArrayList<>()); re 阅读全文

posted @ 2021-12-31 11:31 阳光明媚的菲越阅读(34) 评论(0) 推荐(0)

347. Top K Frequent Elements

摘要：My First PriorifyQueue Solution This soltion use a Map to record the frequency of every number, and then use PriorityQueue to sort by frequency. The t 阅读全文

posted @ 2021-12-15 08:26 阳光明媚的菲越阅读(38) 评论(0) 推荐(0)

139. Word Break

摘要：My First BFS Solution public boolean wordBreak(String s, List<String> wordDict) { if(wordDict.contains(s)) return true; Queue<String> queue = new Link 阅读全文

posted @ 2021-12-15 07:16 阳光明媚的菲越阅读(33) 评论(0) 推荐(0)