Maximum of Minimum Values in All Subarrays, 1951. Construct Smallest Number From DI String, 2378. Minimum Number of Work Sessions to Finish the Tasks, 1989. Percentage of Users Attended a Contest, 1634. Minimum Number of Buckets Required to Collect Rainwater from Houses, 2087. Maximum Score After Splitting a String, 1423. The Most Frequently Ordered Products for Each Customer, 1597. (229 / 280) [|English] Solutions and notes of LEETCODE using C++/Java/Python/Sql/Shell Script. My Solutions to Leetcode problems. Minimum Money Required Before Transactions, 2414. Replace Non-Coprime Numbers in Array, 2200. The plan is to eventually include detailed explanations of each and every solution. Minimum Remove to Make Valid Parentheses, 1255. Sum of Absolute Differences in a Sorted Array, 1687. Find Smallest Common Element in All Rows, 1203. Partition Array According to Given Pivot, 2163. VMware Minimum Score After Removals on a Tree, 2323. Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit, 1439. Convert Binary Search Tree to Sorted Doubly Linked List, 428. Count Nodes Equal to Average of Subtree, 2267. Star 696. Reorder Routes to Make All Paths Lead to the City Zero, 1467. Longest Subsequence With Limited Sum, 2391. Minimum Time For K Virus Variants to Spread, 1957. takeuforward is a free online learning community developed to teach anyone who want to clear software engineering interviews. Oracle Now customize the name of a clipboard to store your clips. At Each Problem with Successful submission with all Test Cases Passed, you will get a score or marks and LeetCode Coins. Most Visited Sector in a Circular Track, 1561. Number of Subarrays With GCD Equal to K, 2449. Find Cumulative Salary of an Employee, 581. Sum of Mutated Array Closest to Target, 1304. Painting a Grid With Three Different Colors, 1933. Minimum White Tiles After Covering With Carpets, 2210. Click here to review the details. Maximum Number of Events That Can Be Attended, 1354. Two Furthest Houses With Different Colors, 2083. Build Binary Expression Tree From Infix Expression, 1599. Minimum Adjacent Swaps to Make a Valid Array, 2342. Blind 75 leetcode is a list of 75 most frequent asked leetcode questions which had helped many developers clear interviews of Google, Facebook, Amazon etc. Can Make Arithmetic Progression From Sequence, 1503. K Highest Ranked Items Within a Price Range, 2147. Longest Subarray With Maximum Bitwise AND, 2422. Hence, it is a tried and tested list with 1000s of testimonials available on all public review platforms such as quora, teamblind etc. Find All K-Distant Indices in an Array, 2201. Remove some naive solutions because they are too obvious and have no values. People Whose List of Favorite Companies Is Not a Subset of Another List, 1453. Insufficient Nodes in Root to Leaf Paths, 1081. Populating Next Right Pointers in Each Node, 117. All solutions support C++ language, some support Java and Python. Remove All Adjacent Duplicates In String, 1050. Activate your 30 day free trialto continue reading. Guess the Majority in a Hidden Array, 1541. The Earliest and Latest Rounds Where Players Compete, 1904. Minimum Number of Operations to Make String Sorted, 1835. Smallest Range Covering Elements from K Lists, 659. Tap here to review the details. Remove Stones to Minimize the Total, 1963. Lowest Common Ancestor of a Binary Tree IV, 1680. Find the Minimum and Maximum Number of Nodes Between Critical Points, 2059. Insert Delete GetRandom O(1) - Duplicates allowed, 395. Minimum Distance to Type a Word Using Two Fingers, 1326. Find the Longest Valid Obstacle Course at Each Position, 1966. Binary Searchable Numbers in an Unsorted Array, 1967. Number of Ways to Form a Target String Given a Dictionary, 1640. Number of Unique Flavors After Sharing K Candies, 2108. Add about 20 more problems. Largest Color Value in a Directed Graph, 1864. Level up your coding skills and quickly land a job. Add Two Numbers. Sum of Digits of String After Convert, 1946. Time Needed to Inform All Employees, 1378. Find the Distance Value Between Two Arrays, 1389. Minimum Swaps to Group All 1's Together, 1153. TCS NQT Maximum Candies Allocated to K Children, 2228. Change Null Values in a Table to the Previous Value, 2389. leetcode.ca. Minimize the Difference Between Target and Chosen Elements, 1983. All Divisions With the Highest Score of a Binary Array, 2156. Search in a Sorted Array of Unknown Size, 708. 3. Minimum Number of Moves to Seat Everyone, 2038. 2.2 accepted solution if you want to use switch statement, you can convert the above by using the following code which use the index of a string "+-*/". Strivers A2ZDSA Course Minimum Operations to Make a Subsequence, 1714. Number of Ways to Build Sturdy Brick Wall, 2186. Minimum Number of Operations to Make Arrays Similar, 2450. Longest Continuous Increasing Subsequence, 689. post order Minimum Cost to Connect Two Groups of Points, 1596. Orders With Maximum Quantity Above Average, 1868. The Users That Are Eligible for Discount, 2231. Find Substring With Given Hash Value, 2158. Remove Max Number of Edges to Keep Graph Fully Traversable, 1581. I am doing this just for fun. All solutions support C++ language, some support Java and Python. Maximum Number of Non-Overlapping Subarrays With Sum Equals Target, 1549. This is the best place to expand your knowledge and get prepared for your next interview. Free access to premium services like Tuneln, Mubi and more. Find Kth Largest XOR Coordinate Value, 1741. Intersection of Three Sorted Arrays, 1217. Count Hills and Valleys in an Array, 2212. Pour Water Between Buckets to Make Water Levels Equal, 2138. Step-By-Step Directions From a Binary Tree Node to Another, 2098. Our solution passes all the test cases and it's accepted by Leetcode & Our code runtime is 0 ms which is great. Find N Unique Integers Sum up to Zero, 1305. Preimage Size of Factorial Zeroes Function, 795. The Number of Passengers in Each Bus I, 2143. Check if There Is a Valid Parentheses String Path, 2271. Clone Binary Tree With Random Pointer, 1489. Leetcode next permutation problem solution. leetcode-solutions 9. Merge Triplets to Form Target Triplet, 1900. Partition Array Into Three Parts With Equal Sum, 1016. 2. Barclays However, most people get direct questions from the blind 75 list because it is designed in a way that it contains most frequently asked interview questions from different companies like Google, Amazon, Facebook etc but we highly recommend to solve more problems topic wise on leetcode after you complete this list. Single Number: Count Pairs of Equal Substrings With Minimum Difference, 1798. Well let us clarify, blind 75 is a list of just 75 questions designed in a way that it covers most of the concepts asked in any coding interview. Check if Number Has Equal Digit Count and Digit Value, 2287. Count Number of Maximum Bitwise-OR Subsets, 2045. DSA Self Paced 408 Valid Word Abbreviation. Looks like youve clipped this slide to already. Runtime: 18 ms, faster than 16.69% of Java online submissions for Sort an Array. public class solution { public int evalrpn (string [] tokens) { int returnvalue = 0; string operators = "+- */"; stack stack = new stack (); for (string t : tokens) { if (!operators.contains (t)) Insert into a Sorted Circular Linked List, 712. Maximum Number of Robots Within Budget, 2399. Find All Possible Recipes from Given Supplies, 2116. Employees Whose Manager Left the Company, 1979. Lowest Common Ancestor of Deepest Leaves, 1129. Maximum Number of Occurrences of a Substring, 1298. Maximum Difference Between Increasing Elements, 2018. Check If String Is a Prefix of Array, 1962. Number of Burgers with No Waste of Ingredients, 1277. Substrings That Begin and End With the Same Letter, 2084. Find Critical and Pseudo-Critical Edges in Minimum Spanning Tree, 1491. LeetCode Solutions Program Creek Version 0.0 2. Calculate the Influence of Each Salesperson, 2375. Smallest Missing Genetic Value in Each Subtree, 2004. My Solutions to Leetcode problems. Construct Binary Search Tree from Preorder Traversal, 1010. Minimum Number of Days to Make m Bouquets, 1485. Check If All 1's Are at Least Length K Places Away, 1438. Remove Duplicates from Sorted List II, 103. Activate your 30 day free trialto unlock unlimited reading. Subtree Removal Game with Fibonacci Tree, 2006. Convert Integer to the Sum of Two No-Zero Integers, 1318. Generate a String With Characters That Have Odd Counts, 1375. Code Issues Pull requests . Maximum Number of Consecutive Values You Can Make, 1802. Naive Approach Sort Items by Groups Respecting Dependencies, 1209. Partition Array into Disjoint Intervals, 921. Prime Number of Set Bits in Binary Representation, 774. Minimum Total Space Wasted With K Resizing Operations, 1960. Maximum Number of Groups Getting Fresh Donuts, 1819. Find Total Time Spent by Each Employee, 1743. Find the Quiet Students in All Exams, 1413. Make Two Arrays Equal by Reversing Subarrays, 1461. Maximum Product of the Length of Two Palindromic Substrings, 1961. Friend Requests I: Overall Acceptance Rate, 600. Decrease Elements To Make Array Zigzag, 1147. Sort Linked List Already Sorted Using Absolute Values, 2047. Lowest Common Ancestor of a Binary Tree, 255. AI and Machine Learning Demystified by Carol Smith at Midwest UX 2017, Pew Research Center's Internet & American Life Project, Harry Surden - Artificial Intelligence and Law Overview, No public clipboards found for this slide. Check if One String Swap Can Make Strings Equal, 1794. Maximum Font to Fit a Sentence in a Screen, 1619. Abbreviating the Product of a Range, 2120. Maximum Nesting Depth of Two Valid Parentheses Strings, 1121. Hence, it is a tried and tested list with 1000s of testimonials available on all public review platforms such as quora, teamblind etc. Maximum Split of Positive Even Integers, 2184. Theoretical solutions for LeetCode problems. Play Leetcode 2,405. Sort Even and Odd Indices Independently, 2165. Number of Pairs of Strings With Concatenation Equal to Target, 2025. Quick start Let's code! The Earliest Moment When Everyone Become Friends, 1104. Convert Sorted Array to Binary Search Tree, 109. Actors and Directors Who Cooperated At Least Three Times, 1058. Determine Whether Matrix Can Be Obtained By Rotation, 1887. Find the Start and End Number of Continuous Ranges, 1287. Checking Existence of Edge Length Limited Paths, 1698. Minimized Maximum of Products Distributed to Any Store, 2068. Delete Characters to Make Fancy String, 1959. Convert Sorted List to Binary Search Tree, 116. Change Minimum Characters to Satisfy One of Three Conditions, 1738. Use These Resources-----(NEW) My Data Structures & Algorithms for Coding Interviews. Space-complexity: Constant Space since roman numerals are constant in time Pseudocode 1: Convert Input roman numeral to char array 2: Create Map of each roman numeral char and its corrosponding. Find The Original Array of Prefix Xor, 2434. Ways to Split Array Into Three Subarrays, 1713. Number of Spaces Cleaning Robot Cleaned, 2064. Find the Kth Smallest Sum of a Matrix With Sorted Rows, 1441. My Leetcode Solutions are here, and this post will update frequently. Count Unreachable Pairs of Nodes in an Undirected Graph, 2320. Multiple solutions will be given by most problems. APIdays Paris 2019 - Innovation @ scale, APIs as Digital Factories' New Machi Mammalian Brain Chemistry Explains Everything. Lexicographically Smallest String After Applying Operations, 1628. Minimum Consecutive Cards to Pick Up, 2263. Maximum Matching of Players With Trainers, 2411. Bridging the Gap Between Data Science & Engineer: Building High-Performance T How to Master Difficult Conversations at Work Leaders Guide, Be A Great Product Leader (Amplify, Oct 2019), Trillion Dollar Coach Book (Bill Campbell). Reverse Subarray To Maximize Array Value, 1333. Binary String With Substrings Representing 1 To N, 1026. Number of Ways to Rearrange Sticks With K Sticks Visible, 1867. Unique Orders and Customers Per Month, 1566. Longest Palindrome by Concatenating Two Letter Words, 2133. Distance to a Cycle in Undirected Graph, 2205. Optimize solutions for some old problems. Check for Contradictions in Equations, 2309. Minimum Weighted Subgraph With the Required Paths, 2204. Find the Most Competitive Subsequence, 1674. Complete roadmap for your placement or intern preparation! Special Array With X Elements Greater Than or Equal X, 1611. Minimum Cost to Change the Final Value of Expression, 1897. Get the Second Most Recent Activity, 1371. Partitioning Into Minimum Number Of Deci-Binary Numbers, 1697. Subsequence of Size K With the Largest Even Sum, 2099. LeetCode Solutions 421 Maximum XOR of Two Numbers in an Array. Sum of Nodes with Even-Valued Grandparent, 1317. Number of Ways to Arrive at Destination, 1978. Maximum Number of Achievable Transfer Requests, 1602. Number of Ways to Build House of Cards, 2190. Number of Steps to Reduce a Number to Zero, 1343. The Number of Full Rounds You Have Played, 1906. Traffic Light Controlled Intersection, 1281. You can also ask for problem solving ideas and discuss in GitHub issues directly. Sum Of Special Evenly-Spaced Elements In Array, 1717. Array With Elements Not Equal to Average of Neighbors, 1969. Check if Word Can Be Placed In Crossword, 2019. Binary Tree Zigzag Level Order Traversal, 105. Widest Pair of Indices With Equal Range Sum, 1984. queue Last Moment Before All Ants Fall Out of a Plank, 1505. Find Target Indices After Sorting Array, 2091. sub-array Maximum Number of Groups Entering a Competition, 2359. Check if Numbers Are Ascending in a Sentence, 2044. Probability of a Two Boxes Having The Same Number of Distinct Balls, 1474. Queries on Number of Points Inside a Circle, 1830. Preparing For Your Coding Interviews? List the Products Ordered in a Period, 1330. Vertical Order Traversal of a Binary Tree, 990. Minimum Deletions to Make Character Frequencies Unique, 1648. Delete the Middle Node of a Linked List, 2096. Find the Winner of the Circular Game, 1827. Minimum Number of Taps to Open to Water a Garden, 1327. All solutions support C++ language, some support Java and Python. Find the Student that Will Replace the Chalk, 1896. Find the City With the Smallest Number of Neighbors at a Threshold Distance, 1335. Minimum Space Wasted From Packaging, 1893. Minimum Hours of Training to Win a Competition, 2385. Minimum Flips in Binary Tree to Get Result, 2314. Earliest Possible Day of Full Bloom, 2137. Frequency of the Most Frequent Element, 1839. Number of Subsequences That Satisfy the Given Sum Condition, 1502. Minimum Difference Between Highest and Lowest of K Scores, 1985. Make Array Non-decreasing or Non-increasing, 2264. Number of Ways to Buy Pens and Pencils, 2244. LeetCode - Algorithms - 547. Construct Binary Tree from Inorder and Postorder Traversal, 107. User Activity for the Past 30 Days I, 1142. My Leetcode Solutions in Python This book will contain my solutions in Python to the leetcode problems. Count Square Submatrices with All Ones, 1279. Minimum Difficulty of a Job Schedule, 1339. Verify Preorder Serialization of a Binary Tree, 340. Yes, and No both. Kreeti Technologies

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