ID,Title,Acceptance,Difficulty,Frequency,Leetcode Question Link
829,Consecutive Numbers Sum,37.5%,Hard,1.0192107113585394, https://leetcode.com/problems/consecutive-numbers-sum
1048,Longest String Chain,54.7%,Medium,0.6021288528371614, https://leetcode.com/problems/longest-string-chain
285,Inorder Successor in BST,40.4%,Medium,0.1850469943157836, https://leetcode.com/problems/inorder-successor-in-bst
241,Different Ways to Add Parentheses,55.2%,Medium,0.14691814457724592, https://leetcode.com/problems/different-ways-to-add-parentheses
647,Palindromic Substrings,60.6%,Medium,0.1205091763778271, https://leetcode.com/problems/palindromic-substrings
935,Knight Dialer,45.2%,Medium,0.04445176257083384, https://leetcode.com/problems/knight-dialer
32,Longest Valid Parentheses,28.4%,Hard,0.03595893038744387, https://leetcode.com/problems/longest-valid-parentheses
332,Reconstruct Itinerary,36.7%,Medium,0.030687713231237448, https://leetcode.com/problems/reconstruct-itinerary
20,Valid Parentheses,39.0%,Easy,0.02782373445001039, https://leetcode.com/problems/valid-parentheses
42,Trapping Rain Water,48.9%,Hard,0.02688623073425064, https://leetcode.com/problems/trapping-rain-water
221,Maximal Square,37.7%,Medium,0.022108490754203434, https://leetcode.com/problems/maximal-square
239,Sliding Window Maximum,43.0%,Hard,0.01768566434627554, https://leetcode.com/problems/sliding-window-maximum
240,Search a 2D Matrix II,43.2%,Medium,0.0169815401480941, https://leetcode.com/problems/search-a-2d-matrix-ii
628,Maximum Product of Three Numbers,47.1%,Easy,0.016529301951210565, https://leetcode.com/problems/maximum-product-of-three-numbers
225,Implement Stack using Queues,45.1%,Easy,0.01644097863345757, https://leetcode.com/problems/implement-stack-using-queues
340,Longest Substring with At Most K Distinct Characters,44.1%,Hard,0.016122880486563188, https://leetcode.com/problems/longest-substring-with-at-most-k-distinct-characters
85,Maximal Rectangle,37.7%,Hard,0.013333530869465187, https://leetcode.com/problems/maximal-rectangle
232,Implement Queue using Stacks,49.6%,Easy,0.011242389348933884, https://leetcode.com/problems/implement-queue-using-stacks
146,LRU Cache,33.2%,Medium,0.010321192540274932, https://leetcode.com/problems/lru-cache
212,Word Search II,34.9%,Hard,0.009845021678804893, https://leetcode.com/problems/word-search-ii
295,Find Median from Data Stream,44.3%,Hard,0.00899893586856953, https://leetcode.com/problems/find-median-from-data-stream
253,Meeting Rooms II,45.7%,Medium,0.008079219870546493, https://leetcode.com/problems/meeting-rooms-ii
297,Serialize and Deserialize Binary Tree,47.5%,Hard,0.007077170374085099, https://leetcode.com/problems/serialize-and-deserialize-binary-tree
15,3Sum,26.8%,Medium,0.004940992758742591, https://leetcode.com/problems/3sum
121,Best Time to Buy and Sell Stock,50.5%,Easy,0.0047725193990346675, https://leetcode.com/problems/best-time-to-buy-and-sell-stock
28,Implement strStr(),34.5%,Easy,0.003943222775040032, https://leetcode.com/problems/implement-strstr
200,Number of Islands,46.8%,Medium,0.0028897578265903614, https://leetcode.com/problems/number-of-islands
53,Maximum Subarray,46.5%,Easy,0.002167082872150794, https://leetcode.com/problems/maximum-subarray
70,Climbing Stairs,47.8%,Easy,0.0015084665529624085, https://leetcode.com/problems/climbing-stairs