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https://leetcode.com/problems/rotate-image/ Rotate Image - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com You are given an n x n 2D matrix representing an image, rotate the image by 90 degrees (clockwise). You have to rotate the image in-place, which means you have to modify the i..

https://leetcode.com/problems/letter-combinations-of-a-phone-number/ Letter Combinations of a Phone Number - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com Given a string containing digits from 2-9 inclusive, return all possible letter combinations that the number could represent...

https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii/ Best Time to Buy and Sell Stock II - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com You are given an integer array prices where prices[i] is the price of a given stock on the ith day. On each day, you may decide to ..

https://leetcode.com/problems/subsets/ Subsets - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com Given an integer array nums of unique elements, return all possible subsets (the power set). The solution set must not contain duplicate subsets. Return the solution in any order. Examp..

https://leetcode.com/problems/permutations/ Permutations - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com Given an array nums of distinct integers, return all the possible permutations. You can return the answer in any order. Example 1: Input: nums = [1,2,3] Output: [[1,2,3],[1,3,..