You have k lists of sorted integers in ascending order. Find the smallest range tha…

题目描述 A message containing letters from A-Z is being encoded to numbers using the following mapping: ‘A’ -> …

Given a string array words, find the maximum value of length(word[i]) * length(word[j]) where the two words do…

欢迎fork and star：Nowcoder-Repository-github 109. Convert Sorted List to Binary Search Tree 题目 Given a singly li…

Write a program to find the nth super ugly number.Super ugly numbers are positive numbers whose all prime fact…

  Given n, generate all structurally unique BST’s (binary search trees) that store v…

  Reverse a singly linked list. Example: Input: 1->2->3->4->5->NULL Output: 5->4->3-…

  Given a string, we can “shift” each of its letter to its successive letter, for example:&nb…

  Given an array nums containing n + 1 integers where each integer is between 1 and&n…

题目： The gray code is a binary numeral system where two successive values differ in only one bit. Given a non-n…

题目描述 Reverse bits of a given 32 bits unsigned integer. For example, given input 43261596 (represented in binar…

Walls and Gates You are given a m x n 2D grid initialized with these three possible values. -1 – A wall …