johnny_zhao - 博客园

2020年6月7日

摘要： package LeetCode_1092 import java.lang.StringBuilder /** * 1092. Shortest Common Supersequence * https://leetcode.com/problems/shortest-common-superse 阅读全文

posted @ 2020-06-07 22:37 johnny_zhao 阅读(114) 评论(0) 推荐(0) 编辑

1143. Longest Common Subsequence

摘要： package LeetCode_1143 /** * 1143. Longest Common Subsequence * https://leetcode.com/problems/longest-common-subsequence/description/ * * Given two str 阅读全文

posted @ 2020-06-07 12:17 johnny_zhao 阅读(159) 评论(0) 推荐(0) 编辑

2020年6月6日

491. Increasing Subsequences

摘要： package LeetCode_491 /** * 491. Increasing Subsequences * https://leetcode.com/problems/increasing-subsequences/description/ * Given an integer array, 阅读全文

posted @ 2020-06-06 13:25 johnny_zhao 阅读(172) 评论(0) 推荐(0) 编辑

2020年6月5日

450. Delete Node in a BST

摘要： package LeetCode_450 import LeetCode_814.TreeNode /** * 450. Delete Node in a BST * https://leetcode.com/problems/delete-node-in-a-bst/description/ * 阅读全文

posted @ 2020-06-05 16:30 johnny_zhao 阅读(118) 评论(0) 推荐(0) 编辑

Find the most frequent element in all intervals

摘要： package _interview_question /** * Problem: Find the most frequent element in all intervals Given an unsorted list of start and end time ( a range basi 阅读全文

posted @ 2020-06-05 12:52 johnny_zhao 阅读(181) 评论(0) 推荐(0) 编辑

2020年6月4日

1365. How Many Numbers Are Smaller Than the Current Number

摘要： package LeetCode_1365 import java.util.* /** * 1365. How Many Numbers Are Smaller Than the Current Number * https://leetcode.com/problems/how-many-num 阅读全文

posted @ 2020-06-04 18:28 johnny_zhao 阅读(117) 评论(0) 推荐(0) 编辑

333. Largest BST Subtree

摘要： package LeetCode_333 import main.TreeNode /** * 333. Largest BST Subtree * Given a binary tree, find the largest subtree which is a Binary Search Tree 阅读全文

posted @ 2020-06-04 16:37 johnny_zhao 阅读(131) 评论(0) 推荐(0) 编辑

98. Validate Binary Search Tree

摘要： package LeetCode_98 import main.TreeNode /** * 98. Validate Binary Search Tree * https://leetcode.com/problems/validate-binary-search-tree/description 阅读全文

posted @ 2020-06-04 16:12 johnny_zhao 阅读(118) 评论(0) 推荐(0) 编辑

663. Equal Tree Partition

摘要： package LeetCode_663 import main.TreeNode import java.util.* /** * 663. Equal Tree Partition * (locked by leetcode) * https://www.lintcode.com/problem 阅读全文

posted @ 2020-06-04 14:10 johnny_zhao 阅读(185) 评论(0) 推荐(0) 编辑

814. Binary Tree Pruning

摘要： package LeetCode_814 /** * 814. Binary Tree Pruning * https://leetcode.com/problems/binary-tree-pruning/description/ * * We are given the head node ro 阅读全文

posted @ 2020-06-04 11:17 johnny_zhao 阅读(97) 评论(0) 推荐(0) 编辑

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