Algorithms-solutions Problem name Difficulty Languages LeetCode Longest Substring Without Repeating Characters link Longest Palindromic Substring link Longest Common Prefix link Letter Combinations of a Phone Number link Longest Valid Parentheses link Length of Last Word link Largest Rectangle in Histogram link Longest Consecutive Sequence link Linked List Cycle link Linked List Cycle II link LRU Cache link Largest Number link Lowest Common Ancestor of a Binary Search Tree link Lowest Common Ancestor of a Binary Tree link Longest Increasing Subsequence link Longest Increasing Path in a Matrix link Largest Divisible Subset link Linked List Random Node link Lexicographical Numbers link Longest Absolute File Path link Longest Substring with At Least K Repeating Characters link Longest Palindrome link Longest Repeating Character Replacement link LFU Cache link Largest Palindrome Product link License Key Formatting link Longest Palindromic Subsequence link Longest Uncommon Subsequence I link Longest Uncommon Subsequence II link Longest Word in Dictionary through Deleting link Logical OR of Two Binary Grids Represented as Quad-Trees link Longest Harmonious Subsequence link Longest Continuous Increasing Subsequence link Longest Univalue Path link Longest Word in Dictionary link Largest Number At Least Twice of Others link Largest Plus Sign link Letter Case Permutation link Largest Triangle Area link Largest Sum of Averages link Linked List Components link Longest Mountain in Array link Loud and Rich link Lemonade Change link Leaf-Similar Trees link Length of Longest Fibonacci Subsequence link Long Pressed Name link Largest Time for Given Digits link Largest Component Size by Common Factor link Least Operators to Express Number link Largest Perimeter Triangle link Longest Turbulent Subarray link Longest Arithmetic Subsequence link Longest Duplicate Substring link Last Stone Weight link Longest String Chain link Last Stone Weight II link Letter Tile Possibilities link Largest Values From Labels link Lowest Common Ancestor of Deepest Leaves link Longest Well-Performing Interval link Largest 1-Bordered Square link Longest Common Subsequence link Longest Chunked Palindrome Decomposition link Last Substring in Lexicographical Order link Longest Arithmetic Subsequence of Given Difference link Largest Multiple of Three link Linked List in Binary Tree link Longest ZigZag Path in a Binary Tree link Lucky Numbers in a Matrix link Longest Happy Prefix link Longest Happy String link Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit link Least Number of Unique Integers after K Removals link Longest Subarray of 1's After Deleting One Element link Last Moment Before All Ants Fall Out of a Plank link Largest Substring Between Two Equal Characters link Lexicographically Smallest String After Applying Operations link Largest Submatrix With Rearrangements link Latest Time by Replacing Hidden Digits link Largest Merge Of Two Strings link Longest Nice Substring link Longest Substring Of All Vowels in Order link Largest Color Value in a Directed Graph link Longer Contiguous Segments of Ones than Zeros link Largest Magic Square link Largest Odd Number in String link Longest Common Subpath link Largest Number After Mutating Substring link Last Day Where You Can Still Cross link Longest Subsequence Repeated k Times link Longest Palindrome by Concatenating Two Letter Words link Longest Substring of One Repeating Character link Largest Number After Digit Swaps by Parity link Longest Path With Different Adjacent Characters link Largest 3-Same-Digit Number in String link Largest Combination With Bitwise AND Greater Than Zero link Longest Binary Subsequence Less Than or Equal to K link Longest Cycle in a Graph link Longest Ideal Subsequence link