811. Subdomain Visit Count-子域名访问计数
A website domain like "discuss.leetcode.com" ... » 阅读全文
806. Number of Lines To Write String-写字符串需要的行数
You are given a string s of lowercase English letters a... » 阅读全文
804. Unique Morse Code Words-最短补全词
International Morse Code defines a standard encoding wh... » 阅读全文
796. Rotate String-旋转字符串
We are given two strings, A and B. A shift on A consist... » 阅读全文
788. Rotated Digits-旋转数字
X is a good number if after rotating each digit individ... » 阅读全文
783. Minimum Distance Between BST Nodes-二叉搜索树节点最小距离
Given the root of a Binary Search Tree (BST), return th... » 阅读全文
771. Jewels and Stones-宝石与石头
You’re given strings jewels representing the type... » 阅读全文
766. Toeplitz Matrix-托普利茨矩阵
Given an m x n matrix, return true if the matrix is Toe... » 阅读全文
762. Prime Number of Set Bits in Binary Representation-二进制表示中质数个计算置位
Given two integers L and R, find the count of numbers i... » 阅读全文
747. Largest Number At Least Twice of Others-至少是其他数字两倍的最大数
In a given integer array nums, there is always exactly ... » 阅读全文