N/A Sliding Window Median.java Hard [Design, Heap, MaxHeap, MinHeap, Sliding Window] Java 22 N/A Single Number III.java Medium [Bit Manipulation] Java 23 N/A Trailing Zeros.java Easy [Math] Java 24 N/A Fast Power.java Medium [DFS, Divide and Conquer] Java 25 N/A Perfect Rectangle...
N/A Majority Number II.java Medium [Enumeration, Greedy] Java 1 N/A Search a 2D Matrix II.java Medium [Binary Search, Divide and Conquer] Java 2 N/A Missing Ranges.java Medium [Array] Java 3 N/A Inorder Successor in BST.java Medium [BST, Tree] Java 4 N/A Convert Integer A to...
比如我用Java刷,什么ant, gradle, junit, log4j, slf4j都用起来。可以省去很多搭环境,搭框架的时间,把精力都集中在解决算法上。leetcode虽然出了一个playground,但对vim支持还不太好。大的IDE又不爱用,现阶段我还是不得不自己开编辑器。这里给大家安利一个一键生成"Solution/Test"框架的小工具: 【leetcode-hel...
https://leetcode.com/problems/scramble-string/discuss/29392/Share-my-4ms-c%2B%2B-recursive-solution https://leetcode.com/problems/scramble-string/discuss/29396/Simple-iterative-DP-Java-solution-with-explanation https://leetcode.com/problems/scramble-string/discuss/29394/My-C%2B%2B-solutions-(rec...
）GitHub - awangdev/LintCode: Java Solutions to problems on LintCodeLeetCode, LintCode都很好，但...
https://leetcode.com/problems/longest-absolute-file-path/discuss/86821/c-on-solution-with-hashmap https://leetcode.com/problems/longest-absolute-file-path/discuss/86719/two-different-solutions-in-java-using-stack-and-hashmap LeetCode All in One 题目讲解汇总(持续更新中...)...
1importjava.util.ArrayList;2importjava.util.HashSet;3importjava.util.List;4importjava.util.Set;56classSolution {78privateSet<String> validExpressions =newHashSet<String>();9privateintminimumRemoved;1011privatevoidreset() {12this.validExpressions.clear();13this.minimumRemoved =Integer.MAX_VALUE;14}...
一. 树 1）求二叉树的高度（Maximum Depth of Binary Tree）// LeetCode, Maximum Depth of Binary ...
Java publicclassSolution{publicintcanCompleteCircuit(int[]gas,int[]cost){//cornerif(gas==null||cost==null||gas.length!=cost.length)return-1;//coreintstart=gas.length-1;//用two pointer模拟deque,并不需要建立dequeintend=0;intgasLeftSum=gas[start]-cost[start];while(start>end){if(gasLeftSum...
方法1,运用queue,一层层遍历并记录。 classSolution{publicList<List<Integer>>levelOrder(TreeNode root){List<List<Integer>>res=newArrayList<>();if(root==null)returnres;//必须检查,不然会进入while,在list.add(current.val)处出错Queue<TreeNode>queue=newLinkedList<>();queue.offer(root);...