java 68

• [Medium] Swapping Nodes in a Linked List Feb 20, 2023
• [Easy] N-th Tribonacci Number Jan 30, 2023
• [Medium] All Possible Full Binary Trees Jan 30, 2023
• [Easy] Power of Two Jan 30, 2023
• [Easy] Fibonacci Number Jan 30, 2023
• [Medium] Sort List Jan 30, 2023
• [Medium] Merge Nodes in Between Zeros Jan 30, 2023
• [Medium] Merge In Between Linked Lists Jan 30, 2023
• [Medium] Maximum Twin Sum of a Linked List Jan 30, 2023
• [Medium] Delete Node in a Linked List Jan 30, 2023
• [Medium] Rotate List Jan 11, 2023
• [Medium] Swap Nodes in Pairs Jan 11, 2023
• [Medium] Remove Duplicates from Sorted List II Jan 11, 2023
• [Easy] Convert Binary Number in a Linked List to Integer Jan 11, 2023
• [Easy] Middle of the Linked List Jan 10, 2023
• [Easy] Remove Duplicates from Sorted List Jan 10, 2023
• [Easy] Intersection of Two Linked Lists Jan 10, 2023
• [Easy] Remove Linked List Elements Jan 10, 2023
• [Easy] Reverse Linked List Jan 10, 2023
• [Easy] Linked List Cycle Jan 10, 2023
• [Data Sturcture] LinkedList (vs ArrayList) Jan 9, 2023
• [Easy] Panlindrome Linked List Jan 9, 2023
• [Data Sturcture] Tree Traversal (preorder, inorder, postorder) Jan 9, 2023
• [Tail] Merge Sorted Array Aug 5, 2022
• [Easy] Plus One Aug 5, 2022
• [Java String methods] Implement strStr() Aug 5, 2022
• [Easy] Remove Duplicates from Sorted Array Aug 5, 2022
• [HashSet] Find the Duplicate Number Nov 4, 2021
• [Binary Search] Search in Rotated Sorted Array Nov 4, 2021
• [Data Structure] HashSet vs TreeSet Nov 3, 2021
• [Algorithm] Big-O notation Nov 3, 2021
• [Algorithm] Combination Sum Oct 30, 2021
• [Algorithm] Binary search Oct 30, 2021
• [Binary Search] Find First and Last Position of Element in Sorted Array Oct 29, 2021
• [Algorithm] Generate Parentheses Oct 26, 2021
• [Algorithm] Remove Nth Node From End of List Oct 26, 2021
• [Algorithm] Letter Combinations of a Phone Number Oct 26, 2021
• [Algorithm] 3Sum Oct 25, 2021
• [Algorithm] Longest Palindromic Substring Oct 25, 2021
• [Data Sturcture] HashSet vs HashMap vs LinkedHashMap Oct 25, 2021
• [Algorithm] Longest Substring Without Repeating Characters Oct 25, 2021
• [Algorithm] Stack2 Oct 25, 2021
• [Data Sturcture] Heap Oct 24, 2021
• [Algorithm] Heap Oct 24, 2021
• [Algorithm] Hash2 Oct 24, 2021
• [Algorithm] Hash Oct 24, 2021
• [Algorithm] Sort2 Oct 24, 2021
• [Algorithm] Sort Oct 23, 2021
• [Algorithm] Greedy3 Oct 23, 2021
• [Algorithm] Greedy2 Oct 23, 2021
• [Algorithm] Greedy1 Oct 23, 2021
• [Algorithm] Brute-force Search 3 Oct 22, 2021
• [Algorithm] Brute-force Search 2 Oct 22, 2021
• [Algorithm] Brute-force Search Oct 22, 2021
• [Algorithm] Stack Oct 21, 2021
• [Algorithm] Queue3 Oct 21, 2021
• [Algorithm] DFS vs BFS Oct 21, 2021
• [Algorithm] Queue2 Oct 20, 2021
• [Data Sturcture] Stack vs Queue Oct 20, 2021
• [Algorithm] Queue1 Oct 20, 2021
• [Algorithm] Dynamic programming Oct 20, 2021
• [Data Sturcture] Quick sort Oct 19, 2021
• [Data Sturcture] sort methods Oct 19, 2021
• [Algorithm] Fibonacci numbers1 Oct 18, 2021
• [Algorithm] Caterpillar method 3 Oct 17, 2021
• [Algorithm] Caterpillar method 2 Oct 17, 2021
• [Algorithm] Caterpillar method Oct 16, 2021
• [Algorithm] Greedy algorithm Oct 13, 2021