Day 30 of 30 days Leetcode challenge
Check If a String Is a Valid Sequence from Root to Leaves Path in a Binary Tree Given a binary tree ...
Check If a String Is a Valid Sequence from Root to Leaves Path in a Binary Tree Given a binary tree ...
Binary Tree Maximum Path Sum Given a non-empty binary tree, find the maximum path sum. For this pr ...
First Unique Number You have a queue of integers, you need to retrieve the first unique integer in ...
Maximal Square Given a 2D binary matrix filled with 0's and 1's, find the largest square containing ...
Longest Common Subsequence Given two strings text1 and text2, return the length of their longest co ...
Jump Game Given an array of non-negative integers, you are initially positioned at the first index ...
LRU Cache Design and implement a data structure for Least Recently Used (LRU) cache. It should supp ...
Bitwise AND of Numbers Range Given a range [m, n] where 0 <= m <= n <= 2147483647, return ...