Leetcode-55 Jump Game
Jump Game
Given an array of non-negative integers, you are initially positioned at the first index of the array.
Each element in the array represents
...
Leetcode-49 Group Anagrams
发表于
|
分类于
Leetcode
Group Anagrams
Given an array of strings, group anagrams together.
Note:
All inputs will be in lowercase.
The order of your output does not matter.
...
Leetcode-48 Rotate Image
发表于
|
分类于
Leetcode
Rotate Image
You are given an n x n 2D matrix representing an image.
Rotate the image by 90 degrees (clockwise).
Note:
You have to rotate the image in
...
Leetcode-46 Permutations
发表于
|
分类于
Leetcode
Permutations
Given a collection of distinct integers, return all possible permutations.
Example 112345678910Input: [1,2,3]Output:[ [1,2,3], [1,3,2]
...
Leetcode-39 Combination Sum
发表于
|
分类于
Leetcode
Combination Sum
Given a set of candidate numbers (candidates) (without duplicates) and a target number (target), find all unique combinations in candi
...
Leetcode-15 3Sum
发表于
|
分类于
Leetcode
3Sum
Given an array nums of n integers, are there elements a, b, c in nums such that a + b + c = 0? Find all unique triplets in the array which gives
...
Leetcode-33 Search in Rotated Sorted Array
发表于
|
分类于
Leetcode
Search in Rotated Sorted Array
Suppose an array sorted in ascending order is rotated at some pivot unknown to you beforehand.
(i.e., [0,1,2,4,5,6,7] m
...
Leetcode-22 Generate Parentheses
发表于
|
分类于
Leetcode
Generate Parentheses
Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses.
Example 112345678n=3[ "
...
Leetcode-34 Find First and Last Position of Element in Sorted Array
发表于
|
分类于
Leetcode
Find First and Last Position of Element in Sorted Array
Given an array of integers nums sorted in ascending order, find the starting and ending positi
...
Leetcode-200 Number of Islands
发表于
|
分类于
Leetcode
Number of Islands
Given a 2d grid map of '1's (land) and '0's (water), count the number of islands. An island is surrounded by water a
...