🚀Excited about my dynamic programming journey: ▶️started with Fibonacci (easy!), then ▶️House Robber (not so easy), and Painting Fence (not easy at all). Learning one challenge at a time! #DynamicProgramming 🚀💡🎨
Day --> 34 of #100xdsa Question solved --> 3 1️⃣ Merge k Sorted Arrays (Medium) 2️⃣ 23. Merge k Sorted Lists (Hard) 3️⃣ 632. Smallest Range Covering Elements from K Lists (Hard) #365daysofcode #365daychallenge #dsa #dsachallenge #leetcode #leetcodechallenge #programmingcommunity
Day --> 33 of #100xdsa Question solved --> 4 1️⃣Predecessor and Successor of BST (Medium) 2️⃣1008. Construct Binary Search Tree from Preorder Traversal (Medium) 3️⃣Brothers From Different Roots (easy) 4️⃣Median of BST (easy) #365daysofcode #365daychallenge #dsa #dsachallenge
Day --> 32 of #100xdsa Question solved --> 2 109. Convert Sorted List to Binary Search Tree (Medium) Largest BST (Medium) #365daysofcode #365daychallenge #dsa #dsachallenge #leetcode #leetcodechallenge #programmingcommunity #codingchallenge #codingjourney
🚀 Day 32 of #100xDsa 💻 Solved @GeeksforGeeks problem:Largest BST in a binary tree. #approach 〉Recursively validate each subtree, updating maximum valid BST size encountered. Efficiently finds largest BST. #BinaryTree #BinarySearchTree #Validation #GeeksForGeeks #Algorithm
🚀 Day 31 of #100xDsa 💻 Solved @GeeksforGeeks problem: Binary Tree to Doubly LinkedList #approach 〉Recursively traverse tree in inorder, attaching right subtree to DLL head. Efficient conversion maintaining order #BinaryTree #InorderTraversal #DoublyLinkedList #GeeksForGeeks
🚀 Day 30 of #100xDsa 💻 Solved @LeetCode 653: Two Sum IV - Input is a BST. #approach : 〉Inorder traversal yields sorted elements. Use two-pointer technique to find target sum. Efficient solution. #BinarySearchTree #TwoPointerTechnique #LeetCode #Algorithm #DataStructures 🌳
🚀 Day 30 of #100xDsa 💻 Solved @LeetCode 230: Kth Smallest Element in a BST #approach : 〉Utilize BST property. Perform inorder traversal. Decrement k. Return kth element. Efficient solution #BinarySearchTree #LeetCode #Algorithm #LearnInPublic #DataStructures #Programming 🌿
🚀 Day 30 of #100xDsa 💻 Solved @LeetCode 235: Lowest Common Ancestor of a Binary Search Tree. #approach : 〉Recursive. Traverse BST comparing node values. Find LCA iteratively. Efficient solution for LCA. #BinarySearchTree #Recursion #LeetCode #Algorithm #DataStructures 🌳
🚀 Day 30 of #100xDsa 💻 Solved @LeetCode 98: Validate Binary Search Tree. #approach : 〉DFS traversal, maintain lower and upper bounds to validate BST property. Return true/false accordingly. #BinaryTree #DFS #LeetCode #Algorithm #LearnInPublic #DataStructures #Programming 🌳
🚀 Day 29 of #100xDsa 💻 Solved @geeksforgeeks problem:Maximum sum of Non-adjacent nodes. #approach : 〉DFS traversal, track inclusive and exclusive maximum sums. Return maximum sum. #BinaryTree #DFS #GeeksForGeeks #Algorithm #DataStructures #Programming #100DaysOfCode🌲
🚀 Day 29 of #100xDsa 💻 Solved @GeeksforGeeks problem: Sum of nodes on longest root-to-leaf path. #approach : 〉DFS traversal to find longest path, track sum. Return sum of longest path. #BinaryTree #DFS #GeeksForGeeks #algorithm #100DaysOfCode #leetcode
🚀 Day 29 of #100xDsa 💻 Solved GeeksforGeeks Burning Tree problem. #approach : 🔍Find target node using BFS, track parent-child. 🔥Burn tree with BFS,⏳track burn time. Return minimum time. #BinaryTree #BFS #GeeksForGeeks #algorithm #LearnInPublic #100DaysOfCode
🚀 Day 28 of #100xDsa 💻 Solved @LeetCode 652:Find Duplicate Subtrees. #approach 〉Encode subtrees uniquely, track duplicates with map. Return roots of duplicate subtrees. #DataStructures #Algorithm #LeetCode #LearnInPublic #100daysofcodechallenge
🚀 Day 27 of #100xDsa 💻 Solved @LeetCode 94: Binary Tree Inorder Traversal #approach : 〉Morris Traversal for efficient space usage. Visit leftmost, connect predecessor, move to right. #DataStructures #Algorithm #LeetCode #LearnInPublic #100DaysOfCode #leetcode
🚀 Day 27 of #100DaysOfDSA 💻 Solved @LeetCode 114: Flatten Binary Tree to Linked List. #approach : 〉Initialize curr pointer, iterate to connect nodes. Update until all nodes processed. #DataStructures #Algorithm #CodingChallenge #100DaysOfCode #leetcode #LearnInPublic
🚀 Day 26 of #100xDsa 💻 Solved @LeetCode 437: Path Sum III #approach : 〉Initialize ans, recursive pathFromOneNode, count paths. Call pathFromOneNode for each node. Return final count. #100dayofcode #leetcode #binarytree
🚀 Day 26 of #100xDsa 💻 Solving LeetCode 987: Vertical Order Traversal of a Binary Tree. #approach : 〉Utilize a map to store nodes by column and row. Perform level order traversal with a queue. Update positions, construct traversal from map. #LeetCode #Coding #DataStructures
🚀 Day 25 of #100xDsa 💻 Solved @LeetCode 987: Vertical Order Traversal of a Binary Tree. #approach : 〉Recursive traversal, map for vertical and level positions, multiset for ordering. #LeetCode #Coding #DataStructures #Algorithm #100DaysOfCode #lc987
🚀 Day 25 of #100xDsa 💻 Solved @LeetCode 103: Binary Tree Zigzag Level Order Traversal. #approach : 〉Queue for level order traversal, toggle direction per level. #LeetCode #Coding #DataStructures #Algorithm #100DaysOfCode #leetcodechallenge
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