Permutations II LeetCode Solution
Given a collection of numbers, nums, that might contain duplicates, return all possible unique permutations in any order.
Permutations II LeetCode Solution Read More »
Leetcode SolutionLeetCode Solution
Rotate Image LeetCode Solution
You are given an n x n 2D matrix representing an image, rotate the image by 90 degrees (clockwise).
Rotate Image LeetCode Solution Read More »
Leetcode SolutionGroup Anagrams LeetCode Solution
Given an array of strings strs, group the anagrams together. You can return the answer in any order.
Group Anagrams LeetCode Solution Read More »
Leetcode SolutionPow(x n) LeetCode Solution
Implement pow(x, n), which calculates x raised to the power n.
Pow(x n) LeetCode Solution Read More »
Leetcode SolutionMin Stack LeetCode Solution
Design a stack that supports push, pop, top, and retrieving the minimum element in constant time.
Min Stack LeetCode Solution Read More »
Leetcode SolutionFind First and Last Position of Element in Sorted Array LeetCode Solution
Given an array of integers nums sorted in non-decreasing order, find the starting and ending position of a given target value. If target is not found in the array, return [-1, -1].
Find First and Last Position of Element in Sorted Array LeetCode Solution Read More »
Leetcode Solution