Subsequence of Size K With the Largest Even Sum, 2099. Sum of Digits of String After Convert, 1946. leetcode solution Search K Leetcode Solutions LeetCode 1. Find the Kth Largest Integer in the Array, 1986. Count Lattice Points Inside a Circle, 2250. Count Number of Pairs With Absolute Difference K, 2007. Count Unique Characters of All Substrings of a Given String, 862. Running Total for Different Genders, 1309. Number of Good Ways to Split a String, 1526. Why would a highly advanced society still engage in extensive agriculture? Efficient Approach (Dynamic Programming): This approach is a variation to Longest Common Subsequence | DP-4 problem. Maximum Number of Events That Can Be Attended, 1354. Largest Submatrix With Rearrangements, LeetCode 1751. Count Ways to Group Overlapping Ranges, 2581. Remove Zero Sum Consecutive Nodes from Linked List, 1178. Form Array by Concatenating Subarrays of Another Array, LeetCode 1770. Binary Tree Longest Consecutive Sequence, 302. Explanation: The longest beautiful substring in word is aeiou of length 5. Queries on Number of Points Inside a Circle, 1830. Check Distances Between Same Letters, 2400. Find the Maximum Divisibility Score, 2645. Find Resultant Array After Removing Anagrams, 2274. Maximum of Absolute Value Expression, 1135. Maximum Number of Integers to Choose From a Range I, 2556. Example 1: Largest Number At Least Twice of Others, 762. Check If String Is Transformable With Substring Sort Operations, 1589. Sell Diminishing-Valued Colored Balls, 1649. Longest Substring Of All Vowels in Order, LeetCode 1850. Maximum Number of Non-Overlapping Substrings, 1521. First Completely Painted Row or Column, 2662. Binary Search Tree to Greater Sum Tree, 1039. Maximum Score from Performing Multiplication Operations, LeetCode 1771. Minimum Number of Moves to Make Palindrome, 2196. The Most Recent Orders for Each Product, 1551. Average Salary: Departments VS Company, 632. Shortest Path with Alternating Colors, 1131. Maximum Strictly Increasing Cells in a Matrix, 2715. Avoid global variables which break encapsulation of your functions, which should work as black boxes and not have external dependencies. Shortest Path in a Grid with Obstacles Elimination, 1295. If the vowel at the current index is the next possible vowel (i.e a> e> i> o> u ) after the last vowel included in the subsequence, we have two options: either include it or move on to the next index. Maximum Score From Removing Substrings, 1718. Minimum Number of Swaps to Make the String Balanced, 1964. User Activity for the Past 30 Days II, 1144. Minimum Path Cost in a Hidden Grid, LeetCode 1812. Maximum Side Length of a Square with Sum Less than or Equal to Threshold, 1293. Minimum Operations to Reduce an Integer to 0, 2572. Expected Time Complexity : O (|str1|*|str2|) Expected Auxiliary Space: O (|str1|*|str2|) Constraints: 1<=size (str1),size (str2)<=103 Company Tags Topic Tags Longest Common Subsequence Medium 11.4K 135 Companies Given two strings text1 and text2, return the length of their longest common subsequence. Find Numbers with Even Number of Digits, 1296. Are arguments that Reason is circular themselves circular and/or self refuting? Input: word = aeiaaioaaaaeiiiiouuuooaauuaeiu. Redistribute Characters to Make All Strings Equal, 1898. Count Number of Rectangles Containing Each Point, 2259. Minimum Number of Swaps to Make the Binary String Alternating, 1866. Count Common Words With One Occurrence, 2086. Longest Subsequence Repeated k Times, 2015. Maximum Length of a Concatenated String with Unique Characters, 1240. Finally, return the maximum length. Maximum Number of People That Can Be Caught in Tag, 1996. Kids With the Greatest Number of Candies, 1432. All People Report to the Given Manager, 1276. Maximum Count of Positive Integer and Negative Integer, 2530. Substring with Concatenation of All Words, LeetCode 33. Optimize Water Distribution in a Village, 1170. Build Array Where You Can Find The Maximum Exactly K Comparisons, 1422. Concatenate the Name and the Profession, 2507. Painting a Grid With Three Different Colors, 1933. Find the Kth Smallest Sum of a Matrix With Sorted Rows, 1441. Divide Nodes Into the Maximum Number of Groups, 2494. Shortest Path in a Hidden Grid, LeetCode 1779. Find Original Array From Doubled Array, 2009. Longest Increasing Subsequence - LeetCode Successful Pairs of Spells and Potions, 2302. Count Ways to Make Array With Product, 1736. Minimum Adjacent Swaps to Reach the Kth Smallest Number, 1851. Take K of Each Character From Left and Right, 2520. Count Different Palindromic Subsequences, 744. Longer Contiguous Segments of Ones than Zeros, 1876. Longest Line of Consecutive One in Matrix, 570. Customers with Maximum Number of Transactions on Consecutive Days, 2753. Substrings That Begin and End With the Same Letter, 2084. Maximum Value of a String in an Array, 2499. Find Minimum Time to Finish All Jobs, 1724. Count the Number of Complete Components, 2689. Thank you for your valuable feedback! Construct Binary Search Tree from Preorder Traversal, 1010. Maximum Number of Achievable Transfer Requests, 1602. This solution is exponential in term of time complexity. Number of Valid Move Combinations On Chessboard, 2058. Flip Binary Tree To Match Preorder Traversal, 982. Apply Bitwise Operations to Make Strings Equal, 2550. Design an Expression Tree With Evaluate Function, 1633. Print Immutable Linked List in Reverse, 1269. Find a Corresponding Node of a Binary Tree in a Clone of That Tree, 1381. Minimum Cost of a Path With Special Roads, 2663. That is, 'a', 'e', 'i', 'o', and 'u' must appear an even number of times. Given a string word consisting of English vowels, return the length of the longest beautiful substring of word. Shortest Subarray with Sum at Least K, 865. Count Substrings Without Repeating Character, 2744. Maximum Number of Jumps to Reach the Last Index, 2771. Disconnect Path in a Binary Matrix by at Most One Flip, 2557. Apply Transform Over Each Element in Array, 2639. Longest Palindromic Substring, LeetCode 17. Words Within Two Edits of Dictionary, 2455. Number of Unique Subjects Taught by Each Teacher, 2357. Minimum Number of Operations to Convert Time, 2225. Lowest Common Ancestor of a Binary Tree II, LeetCode 1650. Decrease Elements To Make Array Zigzag, 1147. Minimum Moves to Equal Array Elements II, 467. Minimize Hamming Distance After Swap Operations, 1723. Maximum Difference by Remapping a Digit, 2567. Users With Two Purchases Within Seven Days, 2230. Minimum Cost to Change the Final Value of Expression, 1897. The Users That Are Eligible for Discount, 2231. Minimum Fuel Cost to Report to the Capital, 2479. Minimum Operations to Make a Subsequence, 1714. Minimum Operations to Make a Uni-Value Grid, 2035. Longest Subsequence of a String containing only vowels 3. Check if There is a Valid Partition For The Array, 2372. Reduction Operations to Make the Array Elements Equal, 1888. Binary Tree Maximum Path Sum, LeetCode 153. Filter Restaurants by Vegan-Friendly, Price and Distance, 1334. Maximum Score from Performing Multiplication Operations, 1771. Example 1: Latest Time by Replacing Hidden Digits, 1737. or we can even only compute for the prefix that currently has longer length and ignore the prefix of shorter length ya? Maximum of Minimum Values in All Subarrays, 1951. LeetCode 1839. Longest Substring Of All Vowels in Order Populating Next Right Pointers in Each Node, 117. Difference of Number of Distinct Values on Diagonals, 2712. Find the Distance Value Between Two Arrays, 1389. Count the Number of Vowel Strings in Range, 2587. Count the Number of Beautiful Subarrays, 2591. It is very similar to the counting of the longest vowel substring. Number of Substrings Containing All Three Characters, 1359. Find Nearest Point That Has the Same X or Y Coordinate, 1780. How to determine the longest increasing subsequence using dynamic programming? Minimum Elements to Add to Form a Given Sum, LeetCode 1786. Maximum Product of the Length of Two Palindromic Subsequences, 2003. Minimum Hours of Training to Win a Competition, 2385. Change Minimum Characters to Satisfy One of Three Conditions, 1738. each of length 10, Input : str = "aaauuiieeou" Maximum Number of Darts Inside of a Circular Dartboard, 1455. Determine Color of a Chessboard Square, 1815. Minimum swaps to group similar characters side by side? "Sibi quisque nunc nominet eos quibus scit et vinum male credi et sermonem bene". Best Time to Buy and Sell Stock with Cooldown, 314. Check if Binary String Has at Most One Segment of Ones, LeetCode 1785. All Ancestors of a Node in a Directed Acyclic Graph, 2193. Binary Tree Zigzag Level Order Traversal, 105. Number of Sub-arrays of Size K and Average Greater than or Equal to Threshold, 1347. Maximum Bags With Full Capacity of Rocks, 2280. Generating all possible Subsequences using Recursion including the empty one. Minimum Garden Perimeter to Collect Enough Apples, 1955. Number of Times Binary String Is Prefix-Aligned, 1376. Construct Binary Tree from Inorder and Postorder Traversal, 107. ). Pour Water Between Buckets to Make Water Levels Equal, 2138. Restore the Array From Adjacent Pairs. Split Array into Consecutive Subsequences, 668. Were all of the "good" terminators played by Arnold Schwarzenegger completely separate machines? Try it out and see. Minimum Rounds to Complete All Tasks, 2245. Divide a String Into Groups of Size k, 2139. Maximum Frequency Score of a Subarray, 2525. And what is a Turbosupercharger? Tiling a Rectangle with the Fewest Squares, 1247. Delete Characters to Make Fancy String, 1959. Check if Word Can Be Placed In Crossword, 2019. How to identify and sort groups of text lines separated by a blank line? Number of Burgers with No Waste of Ingredients, 1277. Maximum Absolute Sum of Any Subarray, 1750. Check if Number Has Equal Digit Count and Digit Value, 2287. Check if All Characters Have Equal Number of Occurrences, 1942. A subsequence of a string is a new string generated from the original string with some characters (can be none) deleted without changing the relative order of the remaining characters. Friend Requests I: Overall Acceptance Rate, 600. Smallest Subtree with all the Deepest Nodes, 873. Subtree Removal Game with Fibonacci Tree, 2006. Auxiliary Space: O(n). Number of Nodes in the Sub-Tree With the Same Label, 1520. Sum of Absolute Differences in a Sorted Array, 1687. Orders With Maximum Quantity Above Average, 1868. Longest Increasing Subsequence, LeetCode 426. {a, e, i, i, o, o, o, u, u, u} Longest Substring Of All Vowels in Order Find Target Indices After Sorting Array, 2091. Maximum Product of Splitted Binary Tree, 1342. Check if Number is a Sum of Powers of Three, 1784. Count Subarrays With Score Less Than K, 2307. The letters must be sorted in alphabetical order (i.e. Given a string consisting of only vowels, find the length of longest subsequence in the given string such that it consists of all five vowels and is a sequence of one or more a's, followed by one or more e's, followed by one or more i's, followed by one or more o's and followed by one or more u's. Input : str = "aeiaaioooaauuaeiou" Output : 10 How Many Apples Can You Put into the Basket, 1198. Find Two Non-overlapping Sub-arrays Each With Target Sum, 1481. Maximum Candies Allocated to K Children, 2228. Longest subsequence that first increases then decreases, Advantage of memoization in recursive solution to Longest Common Subsequence, memoization for recursive Longest Increasing subsequence, potential O(n) solution to Longest Increasing Subsequence, DP memoized approach for Longest common substring, 1D Memoization in Recursive solution of Longest Increasing Subsequence, Constrained Longest Increasing Subsequence, longest common subsequence using memoization. Longest common subsequence ( LCS) of 2 sequences is a subsequence, with maximal length, which is common to both the sequences. Longest Subsequence With Limited Sum, 2391. Drop Type 1 Orders for Customers With Type 0 Orders, 2085. The difference in this post is just that the common subsequence characters must all be vowels. Maximum Points You Can Obtain from Cards, 1428. Number of Different Integers in a String, 1806. Enhance the article with your expertise. Reverse Nodes in Even Length Groups, 2077. Minimum Time to Remove All Cars Containing Illegal Goods, 2168. Split the Array to Make Coprime Products, 2586. If no such substring exists, return 0. Contribute to the GeeksforGeeks community and help create better learning resources for all. Divide Array Into Increasing Sequences, 1123. Minimum Value to Get Positive Step by Step Sum, 1414. even if they r not of same length, The subsequent calls of both will have identical solutions if just last_chosen_char and index same ya? Accepted Candidates From the Interviews, 2042. Given two sequences of integers, and , find the longest common subsequence and print it as a line of space-separated integers. The first difference (if one exists) may be either positive or negative. Minimum Number of Flips to Make the Binary String Alternating, 1889. Generate all subsequences of both given sequences and find the longest matching subsequence which contains all vowel characters. Sum of Digits in the Minimum Number, 1100. * For example, [1, 7, 4 . If there is more than one longest subsequence, print any one. Minimum Increment to Make Array Unique, 947. Minimum Cost to Move Chips to The Same Position, 1218. Naive Approach: Generate all subsequences of both given sequences and find the longest matching subsequence which contains all vowel characters. Convert Binary Search Tree to Sorted Doubly Linked List, 428. Maximum Number of Groups Getting Fresh Donuts, LeetCode 1817. Max Difference You Can Get From Changing an Integer, 1433. Number of Valid Words for Each Puzzle, 1180. Maximum Value at a Given Index in a Bounded Array, LeetCode 1803. Longest Even Odd Subarray With Threshold, 2763. Maximum Total Beauty of the Gardens, 2237. Output: 13. Binary String With Substrings Representing 1 To N, 1026. Replace the Substring for Balanced String, 1237. Solutions 401 - 450. On what basis do some translations render hypostasis in Hebrews 1:3 as "substance?". Minimum Cost to Separate Sentence Into Rows, 2056. Number of Increasing Paths in a Grid, 2334. Number of Submatrices That Sum to Target, 1080. Longest Subsequence of a String containing only vowels Build Binary Expression Tree From Infix Expression, 1599. Maximum Cost of Trip With K Highways, 2249. Flatten a Multilevel Doubly Linked List, 440. If there are multiple common subsequences with the same maximum length, print any one of them. Minimum Flips in Binary Tree to Get Result, 2314. Longest Ordered Subsequence of Vowels - GeeksforGeeks Longest Consecutive Sequence in an Array Problem Statement: You are given an array of 'N' integers. Minimum Degree of a Connected Trio in a Graph, 1764. Maximum Number of Vowels in a Substring of Given Length, 1457. The key realization for memoizing your function is that you can use (last_chosen_char, length, index) as your memo key. Count Pairs With XOR in a Range, LeetCode 1804. Not the answer you're looking for? Find Three Consecutive Integers That Sum to a Given Number, 2178. 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As for your second remark, I don't quite follow, but what I mean by recursion as bottleneck is that each char basically has to have its own function call. Remove All Ones With Row and Column Flips, 2131. Count Number of Distinct Integers After Reverse Operations, 2446. Enhance the article with your expertise. Find Subsequence of Length K With the Largest Sum, 2106. Two Sum LeetCode 2. Fun With Vowels | Practice Problems - HackerEarth Explanation: The longest beautiful substring in word is "aaaaeiiiiouuu" of length 13. Find the Minimum and Maximum Number of Nodes Between Critical Points, 2059. Check if There is a Path With Equal Number of 0's And 1's, 2511. Average Height of Buildings in Each Segment Find the Winner of the Circular Game, 1827. Count Triplets That Can Form Two Arrays of Equal XOR, 1443. Check If a String Contains All Binary Codes of Size K, 1464. Create Binary Tree From Descriptions, 2197. Remove Trailing Zeros From a String, 2711. Make the XOR of All Segments Equal to Zero, 1789. Remove Duplicates From an Unsorted Linked List, LeetCode 1839. Check If a String Is a Valid Sequence from Root to Leaves Path in a Binary Tree, 1431. Contribute to the GeeksforGeeks community and help create better learning resources for all. Number of Different Integers in a String, LeetCode 1807. All Valid Triplets That Can Represent a Country, 1624. Number of Ways to Build House of Cards, 2190. List the Products Ordered in a Period, 1330. Maximum Sum of 3 Non-Overlapping Subarrays, 702. Input : str = "aeiaaioooaauuaeiou" Letter Combinations of a Phone Number, LeetCode 19. Execute Asynchronous Functions in Parallel, 2730. Largest Component Size by Common Factor, 967. Remove Duplicates from Sorted List II, 103. Maximum Number of Books You Can Take, 2356. Find the Longest Substring Containing Vowels in Even Counts - LeetCode Can you solve this real interview question? Special Positions in a Binary Matrix, 1585. Maximum Number of Accepted Invitations, LeetCode 1822. By using our site, you Find Total Time Spent by Each Employee, 1743. Find the Student that Will Replace the Chalk, 1896. Minimum Swaps to Make Strings Equal, 1249. Capacity To Ship Packages Within D Days, 1013. Minimum Consecutive Cards to Pick Up, 2263. Choose Numbers From Two Arrays in Range, 2144. Minimum Money Required Before Transactions, 2414. Last Moment Before All Ants Fall Out of a Plank, 1505. Delivering Boxes from Storage to Ports, 1689. If the character is a vowel, append it to the resultant string. Products With Three or More Orders in Two Consecutive Years, 2294. Paytm Interview Experience ( Backend Developer ). Minimum Operations to Make Array Equal II, 2545. Max Dot Product of Two Subsequences, 1460. The Employee That Worked on the Longest Task, 2433. 1. Remove One Element to Make the Array Strictly Increasing, 1910. Shortest Subarray to be Removed to Make Array Sorted, 1576. Examples Practice: Solve Problem Disclaimer: Don't jump directly to the solution, try it out yourself first. Minimum Swaps to Arrange a Binary Grid, 1538. Maximum Building Height 1841. Minimum Number of Visited Cells in a Grid, 2635. Minimum Operations to Make the Array K-Increasing, 2113. Substring with Concatenation of All Words, 34. Lexicographically Smallest Equivalent String, 1072. 2023 Minimum Cost to Make All Characters Equal, 2713.