Data Structures and Algorithms with JAVA

I'm thrilled to share that I've embarked on a journey to provide solutions for a wide range of LeetCode Data Structures and Algorithms problems on GitHub. 🚀

Whether you're preparing for technical interviews, brushing up on coding skills, or just love the thrill of problem-solving, I've got you covered. You can now access clear and well-documented solutions to a variety of LeetCode challenges. 💡

Each solution comes with detailed explanations, time and space complexity analysis, and multiple approaches wherever applicable. I believe in the power of not just finding the answer but truly understanding the 'why' behind it.

Feel free to fork the repository, suggest improvements, or simply use it as a resource to enhance your coding skills. Together, we can make the journey of mastering Data Structures and Algorithms a bit smoother. 💪

Happy coding, and may your code always compile without errors! 🤖

Name		Name	Last commit message	Last commit date
Latest commit History 238 Commits
1. Two Sum		1. Two Sum
102. Binary Tree Level Order Traversal		102. Binary Tree Level Order Traversal
1020. Number of Enclaves		1020. Number of Enclaves
1027. Longest Arithmetic Subsequence		1027. Longest Arithmetic Subsequence
1035. Uncrossed Lines		1035. Uncrossed Lines
104. Maximum Depth of Binary Tree		104. Maximum Depth of Binary Tree
1046. Last Stone Weight		1046. Last Stone Weight
106. Construct Binary Tree from Inorder and Postorder Traversal		106. Construct Binary Tree from Inorder and Postorder Traversal
1071. Greatest Common Divisor of Strings		1071. Greatest Common Divisor of Strings
109. Convert Sorted List to Binary Search Tree		109. Convert Sorted List to Binary Search Tree
110. Balanced Binary Tree		110. Balanced Binary Tree
1140. Stone Game II		1140. Stone Game II
1146. Snapshot Array		1146. Snapshot Array
116. Populating Next Right Pointers in Each Node		116. Populating Next Right Pointers in Each Node
1161. Maximum Level Sum of a Binary Tree		1161. Maximum Level Sum of a Binary Tree
1162. As Far from Land as Possible		1162. As Far from Land as Possible
121. Best Time to Buy and Sell Stock		121. Best Time to Buy and Sell Stock
1218. Longest Arithmetic Subsequence of Given Difference		1218. Longest Arithmetic Subsequence of Given Difference
124. Binary Tree Maximum Path Sum		124. Binary Tree Maximum Path Sum
1254. Number of Closed Islands		1254. Number of Closed Islands
1281. Subtract the Product and Sum of Digits of an Integer		1281. Subtract the Product and Sum of Digits of an Integer
129. Sum Root to Leaf Numbers		129. Sum Root to Leaf Numbers
1290. Convert Binary Number in a Linked List to Integer		1290. Convert Binary Number in a Linked List to Integer
1312. Minimum Insertion Steps to Make a String Palindrome		1312. Minimum Insertion Steps to Make a String Palindrome
1318. Minimum Flips to Make a OR b Equal to c		1318. Minimum Flips to Make a OR b Equal to c
1319. Number of Operations to Make Network Connected		1319. Number of Operations to Make Network Connected
1325. Delete Leaves With a Given Value		1325. Delete Leaves With a Given Value
133. Clone Graph		133. Clone Graph
1337. The K Weakest Rows in a Matrix		1337. The K Weakest Rows in a Matrix
1356. Sort Integers by The Number of 1 Bits		1356. Sort Integers by The Number of 1 Bits
136. Single Number		136. Single Number
137. Single Number II		137. Single Number II
1372. Longest ZigZag Path in a Binary Tree		1372. Longest ZigZag Path in a Binary Tree
1376. Time Needed to Inform All Employees		1376. Time Needed to Inform All Employees
1385. Find the Distance Value Between Two Arrays		1385. Find the Distance Value Between Two Arrays
1396. Design Underground System		1396. Design Underground System
1402. Reducing Dishes		1402. Reducing Dishes
1406. Stone Game III		1406. Stone Game III
1424. Diagonal Traverse II		1424. Diagonal Traverse II
1431. Kids With the Greatest Number of Candies		1431. Kids With the Greatest Number of Candies
1444. Number of Ways of Cutting a Pizza		1444. Number of Ways of Cutting a Pizza
1456. Maximum Number of Vowels in a Substring of Given Length		1456. Maximum Number of Vowels in a Substring of Given Length
1472. Design Browser History		1472. Design Browser History
148. Sort List		148. Sort List
1480. Running Sum of 1d Array		1480. Running Sum of 1d Array
1491. Average Salary Excluding the Minimum and Maximum Salary		1491. Average Salary Excluding the Minimum and Maximum Salary
1498. Number of Subsequences That Satisfy the Given Sum Condition		1498. Number of Subsequences That Satisfy the Given Sum Condition
1502. Can Make Arithmetic Progression From Sequence		1502. Can Make Arithmetic Progression From Sequence
1514. Path with Maximum Probability		1514. Path with Maximum Probability
1523. Count Odd Numbers in an Interval Range		1523. Count Odd Numbers in an Interval Range
153. Find Minimum in Rotated Sorted Array		153. Find Minimum in Rotated Sorted Array
1557. Minimum Number of Vertices to Reach All Nodes		1557. Minimum Number of Vertices to Reach All Nodes
1572. Matrix Diagonal Sum		1572. Matrix Diagonal Sum
1588. Sum of All Odd Length Subarrays		1588. Sum of All Odd Length Subarrays
1601. Maximum Number of Achievable Transfer Requests		1601. Maximum Number of Achievable Transfer Requests
1603. Design Parking System		1603. Design Parking System
1608. Special Array With X Elements Greater Than or Equal X		1608. Special Array With X Elements Greater Than or Equal X
1626. Best Team With No Conflicts		1626. Best Team With No Conflicts
1639. Number of Ways to Form a Target String Given a Dictionary		1639. Number of Ways to Form a Target String Given a Dictionary
1672. Richest Customer Wealth		1672. Richest Customer Wealth
1675. Minimize Deviation in Array		1675. Minimize Deviation in Array
1704. Determine if String Halves Are Alike		1704. Determine if String Halves Are Alike
1716. Calculate Money in Leetcode Bank		1716. Calculate Money in Leetcode Bank
1721. Swapping Nodes in a Linked List		1721. Swapping Nodes in a Linked List
1732. Find the Highest Altitude		1732. Find the Highest Altitude
1779. Find Nearest Point That Has the Same X or Y Coordinate		1779. Find Nearest Point That Has the Same X or Y Coordinate
1790. Check if One String Swap Can Make Strings Equal		1790. Check if One String Swap Can Make Strings Equal
1799. Maximize Score After N Operations		1799. Maximize Score After N Operations
1855. Maximum Distance Between a Pair of Values		1855. Maximum Distance Between a Pair of Values
1857. Largest Color Value in a Directed Graph		1857. Largest Color Value in a Directed Graph
190. Reverse Bits		190. Reverse Bits
191. Number of 1 Bits		191. Number of 1 Bits
1964. Find the Longest Valid Obstacle Course at Each Position		1964. Find the Longest Valid Obstacle Course at Each Position
198. House Robber		198. House Robber
20. Valid Parentheses		20. Valid Parentheses
202. Happy Number		202. Happy Number
207. Course Schedule		207. Course Schedule
208. Implement Trie (Prefix Tree)		208. Implement Trie (Prefix Tree)
209. Minimum Size Subarray Sum		209. Minimum Size Subarray Sum
2090. K Radius Subarray Averages		2090. K Radius Subarray Averages
2101. Detonate the Maximum Bombs		2101. Detonate the Maximum Bombs
211. Design Add and Search Words Data Structure		211. Design Add and Search Words Data Structure
2130. Maximum Twin Sum of a Linked List		2130. Maximum Twin Sum of a Linked List
2140. Solving Questions With Brainpower		2140. Solving Questions With Brainpower
2215. Find the Difference of Two Arrays		2215. Find the Difference of Two Arrays
2218. Maximum Value of K Coins From Piles		2218. Maximum Value of K Coins From Piles
2272. Substring With Largest Variance		2272. Substring With Largest Variance
228. Summary Ranges		228. Summary Ranges
23. Merge k Sorted Lists		23. Merge k Sorted Lists
2306. Naming a Company		2306. Naming a Company
231. Power of Two		231. Power of Two
2316. Count Unreachable Pairs of Nodes in an Undirected Graph		2316. Count Unreachable Pairs of Nodes in an Undirected Graph
2328. Number of Increasing Paths in a Grid		2328. Number of Increasing Paths in a Grid
2331. Evaluate Boolean Binary Tree		2331. Evaluate Boolean Binary Tree
2336. Smallest Number in Infinite Set		2336. Smallest Number in Infinite Set
234. Palindrome Linked List		234. Palindrome Linked List
2348. Number of Zero-Filled Subarrays		2348. Number of Zero-Filled Subarrays
235. Lowest Common Ancestor of a Binary Search Tree		235. Lowest Common Ancestor of a Binary Search Tree
2352. Equal Row and Column Pairs		2352. Equal Row and Column Pairs
2353. Design a Food Rating System		2353. Design a Food Rating System

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