cpp-flashcards/org/study_deck_02/roadmap.org

NeetCode Roadmap

• Arrays & Hashing [/]
  • 0217. Contains Duplicate
  • 0242. Valid Anagram
  • 2678. Number of Senior Citizens
  • 0001. Two Sum
  • 1408. String Matching in an Array
  • 0049. Group Anagrams
  • 0347. Top K Frequent Elements
  • 0271. Encode and Decode Strings
  • 0238. Product of Array Except Self
  • 1769. Minimum Number of Operations to Move All Balls to Each Box
  • 0036. Valid Sudoku
  • 0128. Longest Consecutive Sequence
• Two Pointers [/]
  • 0344. Reverse String
  • 0125. Valid Palindrome
  • 0167. Two Sum II Input Array Is Sorted
  • 0015. 3Sum
  • 0011. Container With Most Water
  • 0259. 3Sum Smaller
  • 0042. Trapping Rain Water
• Binary Search [/]
  • 0704. Binary Search
  • 2300. Successful Pairs of Spells and Potions
  • 0074. Search a 2D Matrix
  • 0875. Koko Eating Bananas
  • 0153. Find Minimum In Rotated Sorted Array
  • 0033. Search In Rotated Sorted Array
  • 0981. Time Based Key Value Store
  • 0719. Find K-th Smallest Pair Distance
  • 0004. Median of Two Sorted Arrays
• Stack [/]
  • 0682. Baseball Game
  • 0020. Valid Parentheses
  • 1544. Make The String Great
  • 0155. Min Stack
  • 0150. Evaluate Reverse Polish Notation
  • 0739. Daily Temperatures
  • 0901. Online Stock Span
  • 0853. Car Fleet
  • 0084. Largest Rectangle In Histogram
  • 0726. Number of Atoms
• Sliding Window [/]
  • 0121. Best Time to Buy And Sell Stock
  • 0003. Longest Substring Without Repeating Characters
  • 0424. Longest Repeating Character Replacement
  • 0567. Permutation In String
  • 3306. Count of Substrings Containing Every Vowel and K Consonants II
  • 0076. Minimum Window Substring
  • 0239. Sliding Window Maximum
• Linked List [/]
  • 0206. Reverse Linked List
  • 0021. Merge Two Sorted Lists
  • 0141. Linked List Cycle
  • 2487. Remove Nodes From Linked List
  • 0143. Reorder List
  • 0019. Remove Nth Node From End of List
  • 1721. Swapping Nodes in a Linked List
  • 0138. Copy List With Random Pointer
  • 1472. Design Browser History
  • 0002. Add Two Numbers
  • 0287. Find The Duplicate Number
  • 0725. Split Linked List in Parts
  • 0146. LRU Cache
  • 0023. Merge K Sorted Lists
  • 0025. Reverse Nodes In K Group
• Trees [/]
  • 0590. N-ary Tree Postorder Traversal
  • 0226. Invert Binary Tree
  • 0104. Maximum Depth of Binary Tree
  • 0543. Diameter of Binary Tree
  • 0110. Balanced Binary Tree
  • 0100. Same Tree
  • 0572. Subtree of Another Tree
  • 0235. Lowest Common Ancestor of a Binary Search Tree
  • 0102. Binary Tree Level Order Traversal
  • 0199. Binary Tree Right Side View
  • 1376. Time Needed to Inform All Employees
  • 1448. Count Good Nodes In Binary Tree
  • 0098. Validate Binary Search Tree
  • 0230. Kth Smallest Element In a Bst
  • 0105. Construct Binary Tree From Preorder And Inorder Traversal
  • 1028. Recover a Tree From Preorder Traversal
  • 0124. Binary Tree Maximum Path Sum
  • 0297. Serialize And Deserialize Binary Tree
• Tries [/]
  • 0208. Implement Trie Prefix Tree
  • 0211. Design Add And Search Words Data Structure
  • 1166. Design File System
  • 0212. Word Search II
• Heap / Priority Queue [/]
  • 0703. Kth Largest Element In a Stream
  • 1046. Last Stone Weight
  • 0973. K Closest Points to Origin
  • 0215. Kth Largest Element In An Array
  • 0621. Task Scheduler
  • 0355. Design Twitter
  • 0295. Find Median From Data Stream
• Backtracking [/]
  • 1863. Sum of All Subsets XOR Total
  • 0078. Subsets
  • 0039. Combination Sum
  • 0040. Combination Sum II
  • 0077. Combinations
  • 0046. Permutations
  • 0090. Subsets II
  • 0022. Generate Parentheses
  • 1079. Letter Tile Possibilities
  • 0079. Word Search
  • 0131. Palindrome Partitioning
  • 0017. Letter Combinations of a Phone Number
  • 0351. Android Unlock Patterns
  • 0051. N Queens
  • 0052. N Queens II
• Graphs [/]
  • 2924. Find Champion II
  • 0200. Number of Islands
  • 0695. Max Area of Island
  • 2658. Maximum Number of Fish in a Grid
  • 0133. Clone Graph
  • 0286. Walls And Gates
  • 0994. Rotting Oranges
  • 1905. Count Sub Islands
  • 0417. Pacific Atlantic Water Flow
  • 0130. Surrounded Regions
  • 0802. Find Eventual Safe States
  • 0207. Course Schedule
  • 0210. Course Schedule II
  • 0261. Graph Valid Tree
  • 0323. Number of Connected Components In An Undirected Graph
  • 0684. Redundant Connection
  • 2092. Find All People With Secret
  • 0127. Word Ladder
• 1-D Dynamic Programming [/]
  • 0070. Climbing Stairs
  • 0746. Min Cost Climbing Stairs
  • 0198. House Robber
  • 0213. House Robber II
  • 0005. Longest Palindromic Substring
  • 0647. Palindromic Substrings
  • 0091. Decode Ways
  • 0322. Coin Change
  • 0152. Maximum Product Subarray
  • 0139. Word Break
  • 0300. Longest Increasing Subsequence
  • 0416. Partition Equal Subset Sum
  • 0656. Coin Path
• Intervals [/]
  • 0057. Insert Interval
  • 0056. Merge Intervals
  • 0435. Non Overlapping Intervals
  • 0986. Interval List Intersections
  • 0252. Meeting Rooms
  • 0253. Meeting Rooms II
  • 1851. Minimum Interval to Include Each Query
• Greedy [/]
  • 0945. Minimum Increment to Make Array Unique
  • 0053. Maximum Subarray
  • 0978. Longest Turbulent Subarray
  • 0055. Jump Game
  • 0045. Jump Game II
  • 1871. Jump Game VII
  • 0134. Gas Station
  • 0846. Hand of Straights
  • 1899. Merge Triplets to Form Target Triplet
  • 0763. Partition Labels
  • 0678. Valid Parenthesis String
• Advanced Graphs [/]
  • 0743. Network Delay Time
  • 0332. Reconstruct Itinerary
  • 1584. Min Cost to Connect All Points
  • 2812. Find the Safest Path in a Grid
  • 0778. Swim In Rising Water
  • 0269. Alien Dictionary
  • 0787. Cheapest Flights Within K Stops
  • 2493. Divide Nodes Into the Maximum Number of Groups
• Bit Manipulation [/]
  • 0136. Single Number
  • 0260. Single Number III
  • 0191. Number of 1 Bits
  • 0338. Counting Bits
  • 2220. Minimum Bit Flips to Convert Number
  • 0190. Reverse Bits
  • 0268. Missing Number
  • 0231. Power of Two
  • 0371. Sum of Two Integers
  • 0007. Reverse Integer
• Math & Geometry [/]
  • 0840. Magic Squares In Grid
  • 0048. Rotate Image
  • 0054. Spiral Matrix
  • 2326. Spiral Matrix IV
  • 0073. Set Matrix Zeroes
  • 0202. Happy Number
  • 0066. Plus One
  • 0009. Palindrome Number
  • 0012. Integer to Roman
  • 0050. Pow(x, n)
  • 2698. Find the Punishment Number of an Integer
  • 1780. Check if Number is a Sum of Powers of Three
  • 0043. Multiply Strings
  • 2013. Detect Squares
  • 0296. Best Meeting Point
• 2-D Dynamic Programming [0/13]
  • 0062. Unique Paths
  • 1143. Longest Common Subsequence
  • 0309. Best Time to Buy And Sell Stock With Cooldown
  • 0518. Coin Change II
  • 0494. Target Sum
  • 0097. Interleaving String
  • 0329. Longest Increasing Path In a Matrix
  • 1911. Maximum Alternating Subsequence Sum
  • 0115. Distinct Subsequences
  • 0072. Edit Distance
  • 1220. Count Vowels Permutation
  • 0312. Burst Balloons
  • 0010. Regular Expression Matching

Source: neetcode.io/roadmap

TODO Arrays & Hashing [/]

TODO 0217. Contains Duplicate   easy

Notes: dsa/arrays-hashing/0217-contains-duplicate.org

TODO 0242. Valid Anagram   easy

Notes: dsa/arrays-hashing/0242-valid-anagram.org

TODO 2678. Number of Senior Citizens   easy

Notes: dsa/arrays-hashing/2678-number-of-senior-citizens.org

TODO 0001. Two Sum   easy

Notes: dsa/arrays-hashing/0001-two-sum.org

TODO 1408. String Matching in an Array   easy

Notes: dsa/arrays-hashing/1408-string-matching-in-an-array.org

TODO 0049. Group Anagrams   medium

Notes: dsa/arrays-hashing/0049-group-anagrams.org

TODO 0347. Top K Frequent Elements   medium

Notes: dsa/arrays-hashing/0347-top-k-frequent-elements.org

TODO 0271. Encode and Decode Strings   medium

Notes: dsa/arrays-hashing/0271-encode-and-decode-strings.org

TODO 0238. Product of Array Except Self   medium

Notes: dsa/arrays-hashing/0238-product-of-array-except-self.org

TODO 1769. Minimum Number of Operations to Move All Balls to Each Box   medium

Notes: dsa/arrays-hashing/1769-minimum-number-of-operations-to-move-all-balls-to-each-box.org

TODO 0036. Valid Sudoku   medium

Notes: dsa/arrays-hashing/0036-valid-sudoku.org

TODO 0128. Longest Consecutive Sequence   medium

Notes: dsa/arrays-hashing/0128-longest-consecutive-sequence.org

TODO Two Pointers [/]

TODO 0344. Reverse String   easy

Notes: dsa/two-pointers/0344-reverse-string.org

TODO 0125. Valid Palindrome   easy

Notes: dsa/two-pointers/0125-valid-palindrome.org

TODO 0167. Two Sum II Input Array Is Sorted   medium

Notes: dsa/two-pointers/0167-two-sum-ii-input-array-is-sorted.org

TODO 0015. 3Sum   medium

Notes: dsa/two-pointers/0015-3sum.org

TODO 0011. Container With Most Water   medium

Notes: dsa/two-pointers/0011-container-with-most-water.org

TODO 0259. 3Sum Smaller   medium

Notes: dsa/two-pointers/0259-3sum-smaller.org

TODO 0042. Trapping Rain Water   hard

Notes: dsa/two-pointers/0042-trapping-rain-water.org

TODO Binary Search [/]

TODO 0704. Binary Search   easy

Notes: dsa/binary-search/0704-binary-search.org

TODO 2300. Successful Pairs of Spells and Potions   medium

Notes: dsa/binary-search/2300-successful-pairs-of-spells-and-potions.org

TODO 0074. Search a 2D Matrix   medium

Notes: dsa/binary-search/0074-search-a-2d-matrix.org

TODO 0875. Koko Eating Bananas   medium

Notes: dsa/binary-search/0875-koko-eating-bananas.org

TODO 0153. Find Minimum In Rotated Sorted Array   medium

Notes: dsa/binary-search/0153-find-minimum-in-rotated-sorted-array.org

TODO 0033. Search In Rotated Sorted Array   medium

Notes: dsa/binary-search/0033-search-in-rotated-sorted-array.org

TODO 0981. Time Based Key Value Store   medium

Notes: dsa/binary-search/0981-time-based-key-value-store.org

TODO 0719. Find K-th Smallest Pair Distance   hard

Notes: dsa/binary-search/0719-find-k-th-smallest-pair-distance.org

TODO 0004. Median of Two Sorted Arrays   hard

Notes: dsa/binary-search/0004-median-of-two-sorted-arrays.org

TODO Stack [/]

TODO 0682. Baseball Game   easy

Notes: dsa/stack/0682-baseball-game.org

TODO 0020. Valid Parentheses   easy

Notes: dsa/stack/0020-valid-parentheses.org

TODO 1544. Make The String Great   easy

Notes: dsa/stack/1544-make-the-string-great.org

TODO 0155. Min Stack   medium

Notes: dsa/stack/0155-min-stack.org

TODO 0150. Evaluate Reverse Polish Notation   medium

Notes: dsa/stack/0150-evaluate-reverse-polish-notation.org

TODO 0739. Daily Temperatures   medium

Notes: dsa/stack/0739-daily-temperatures.org

TODO 0901. Online Stock Span   medium

Notes: dsa/stack/0901-online-stock-span.org

TODO 0853. Car Fleet   medium

Notes: dsa/stack/0853-car-fleet.org

TODO 0084. Largest Rectangle In Histogram   hard

Notes: dsa/stack/0084-largest-rectangle-in-histogram.org

TODO 0726. Number of Atoms   hard

Notes: dsa/stack/0726-number-of-atoms.org

TODO Sliding Window [/]

TODO 0121. Best Time to Buy And Sell Stock   easy

Notes: dsa/sliding-window/0121-best-time-to-buy-and-sell-stock.org

TODO 0003. Longest Substring Without Repeating Characters   medium

Notes: dsa/sliding-window/0003-longest-substring-without-repeating-characters.org

TODO 0424. Longest Repeating Character Replacement   medium

Notes: dsa/sliding-window/0424-longest-repeating-character-replacement.org

TODO 0567. Permutation In String   medium

Notes: dsa/sliding-window/0567-permutation-in-string.org

TODO 3306. Count of Substrings Containing Every Vowel and K Consonants II   medium

Notes: dsa/sliding-window/3306-count-of-substrings-containing-every-vowel-and-k-consonants-ii.org

TODO 0076. Minimum Window Substring   hard

Notes: dsa/sliding-window/0076-minimum-window-substring.org

TODO 0239. Sliding Window Maximum   hard

Notes: dsa/sliding-window/0239-sliding-window-maximum.org

TODO Linked List [/]

TODO 0206. Reverse Linked List   easy

Notes: dsa/linked-list/0206-reverse-linked-list.org

TODO 0021. Merge Two Sorted Lists   easy

Notes: dsa/linked-list/0021-merge-two-sorted-lists.org

TODO 0141. Linked List Cycle   easy

Notes: dsa/linked-list/0141-linked-list-cycle.org

TODO 2487. Remove Nodes From Linked List   medium

Notes: dsa/linked-list/2487-remove-nodes-from-linked-list.org

TODO 0143. Reorder List   medium

Notes: dsa/linked-list/0143-reorder-list.org

TODO 0019. Remove Nth Node From End of List   medium

Notes: dsa/linked-list/0019-remove-nth-node-from-end-of-list.org

TODO 1721. Swapping Nodes in a Linked List   medium

Notes: dsa/linked-list/1721-swapping-nodes-in-a-linked-list.org

TODO 0138. Copy List With Random Pointer   medium

Notes: dsa/linked-list/0138-copy-list-with-random-pointer.org

TODO 1472. Design Browser History   medium

Notes: dsa/linked-list/1472-design-browser-history.org

TODO 0002. Add Two Numbers   medium

Notes: dsa/linked-list/0002-add-two-numbers.org

TODO 0287. Find The Duplicate Number   medium

Notes: dsa/linked-list/0287-find-the-duplicate-number.org

TODO 0725. Split Linked List in Parts   medium

Notes: dsa/linked-list/0725-split-linked-list-in-parts.org

TODO 0146. LRU Cache   medium

Notes: dsa/linked-list/0146-lru-cache.org

TODO 0023. Merge K Sorted Lists   hard

Notes: dsa/linked-list/0023-merge-k-sorted-lists.org

TODO 0025. Reverse Nodes In K Group   hard

Notes: dsa/linked-list/0025-reverse-nodes-in-k-group.org

TODO Trees [/]

TODO 0590. N-ary Tree Postorder Traversal   easy

Notes: dsa/trees/0590-n-ary-tree-postorder-traversal.org

TODO 0226. Invert Binary Tree   easy

Notes: dsa/trees/0226-invert-binary-tree.org

TODO 0104. Maximum Depth of Binary Tree   easy

Notes: dsa/trees/0104-maximum-depth-of-binary-tree.org

TODO 0543. Diameter of Binary Tree   easy

Notes: dsa/trees/0543-diameter-of-binary-tree.org

TODO 0110. Balanced Binary Tree   easy

Notes: dsa/trees/0110-balanced-binary-tree.org

TODO 0100. Same Tree   easy

Notes: dsa/trees/0100-same-tree.org

TODO 0572. Subtree of Another Tree   easy

Notes: dsa/trees/0572-subtree-of-another-tree.org

TODO 0235. Lowest Common Ancestor of a Binary Search Tree   medium

Notes: dsa/trees/0235-lowest-common-ancestor-of-a-binary-search-tree.org

TODO 0102. Binary Tree Level Order Traversal   medium

Notes: dsa/trees/0102-binary-tree-level-order-traversal.org

TODO 0199. Binary Tree Right Side View   medium

Notes: dsa/trees/0199-binary-tree-right-side-view.org

TODO 1376. Time Needed to Inform All Employees   medium

Notes: dsa/trees/1376-time-needed-to-inform-all-employees.org

TODO 1448. Count Good Nodes In Binary Tree   medium

Notes: dsa/trees/1448-count-good-nodes-in-binary-tree.org

TODO 0098. Validate Binary Search Tree   medium

Notes: dsa/trees/0098-validate-binary-search-tree.org

TODO 0230. Kth Smallest Element In a Bst   medium

Notes: dsa/trees/0230-kth-smallest-element-in-a-bst.org

TODO 0105. Construct Binary Tree From Preorder And Inorder Traversal   medium

Notes: dsa/trees/0105-construct-binary-tree-from-preorder-and-inorder-traversal.org

TODO 1028. Recover a Tree From Preorder Traversal   hard

Notes: dsa/trees/1028-recover-a-tree-from-preorder-traversal.org

TODO 0124. Binary Tree Maximum Path Sum   hard

Notes: dsa/trees/0124-binary-tree-maximum-path-sum.org

TODO 0297. Serialize And Deserialize Binary Tree   hard

Notes: dsa/trees/0297-serialize-and-deserialize-binary-tree.org

TODO Tries [/]

TODO 0208. Implement Trie Prefix Tree   medium

Notes: dsa/tries/0208-implement-trie-prefix-tree.org

TODO 0211. Design Add And Search Words Data Structure   medium

Notes: dsa/tries/0211-design-add-and-search-words-data-structure.org

TODO 1166. Design File System   medium

Notes: dsa/tries/1166-design-file-system.org

TODO 0212. Word Search II   hard

Notes: dsa/tries/0212-word-search-ii.org

TODO Heap / Priority Queue [/]

TODO 0703. Kth Largest Element In a Stream   easy

Notes: dsa/heap-priority-queue/0703-kth-largest-element-in-a-stream.org

TODO 1046. Last Stone Weight   easy

Notes: dsa/heap-priority-queue/1046-last-stone-weight.org

TODO 0973. K Closest Points to Origin   medium

Notes: dsa/heap-priority-queue/0973-k-closest-points-to-origin.org

TODO 0215. Kth Largest Element In An Array   medium

Notes: dsa/heap-priority-queue/0215-kth-largest-element-in-an-array.org

TODO 0621. Task Scheduler   medium

Notes: dsa/heap-priority-queue/0621-task-scheduler.org

TODO 0355. Design Twitter   medium

Notes: dsa/heap-priority-queue/0355-design-twitter.org

TODO 0295. Find Median From Data Stream   hard

Notes: dsa/heap-priority-queue/0295-find-median-from-data-stream.org

TODO Backtracking [/]

TODO 1863. Sum of All Subsets XOR Total   easy

Notes: dsa/backtracking/1863-sum-of-all-subset-xor-totals.org

TODO 0078. Subsets   medium

Notes: dsa/backtracking/0078-subsets.org

TODO 0039. Combination Sum   medium

Notes: dsa/backtracking/0039-combination-sum.org

TODO 0040. Combination Sum II   medium

Notes: dsa/backtracking/0040-combination-sum-ii.org

TODO 0077. Combinations   medium

Notes: dsa/backtracking/0077-combinations.org

TODO 0046. Permutations   medium

Notes: dsa/backtracking/0046-permutations.org

TODO 0090. Subsets II   medium

Notes: dsa/backtracking/0090-subsets-ii.org

TODO 0022. Generate Parentheses   medium

Notes: dsa/backtracking/0022-generate-parentheses.org

TODO 1079. Letter Tile Possibilities   medium

Notes: dsa/backtracking/1079-letter-tile-possibilities.org

TODO 0079. Word Search   medium

Notes: dsa/backtracking/0079-word-search.org

TODO 0131. Palindrome Partitioning   medium

Notes: dsa/backtracking/0131-palindrome-partitioning.org

TODO 0017. Letter Combinations of a Phone Number   medium

Notes: dsa/backtracking/0017-letter-combinations-of-a-phone-number.org

TODO 0351. Android Unlock Patterns   medium

Notes: dsa/backtracking/0351-android-unlock-patterns.org

TODO 0051. N Queens   hard

Notes: dsa/backtracking/0051-n-queens.org

TODO 0052. N Queens II   hard

Notes: dsa/backtracking/0052-n-queens-ii.org

TODO Graphs [/]

TODO 2924. Find Champion II   medium

Notes: dsa/graphs/2924-find-champion-ii.org

TODO 0200. Number of Islands   medium

Notes: dsa/graphs/0200-number-of-islands.org

TODO 0695. Max Area of Island   medium

Notes: dsa/graphs/0695-max-area-of-island.org

TODO 2658. Maximum Number of Fish in a Grid   medium

Notes: dsa/graphs/2658-maximum-number-of-fish-in-a-grid.org

TODO 0133. Clone Graph   medium

Notes: dsa/graphs/0133-clone-graph.org

TODO 0286. Walls And Gates   medium

Notes: dsa/graphs/0286-walls-and-gates.org

TODO 0994. Rotting Oranges   medium

Notes: dsa/graphs/0994-rotting-oranges.org

TODO 1905. Count Sub Islands   medium

Notes: dsa/graphs/1905-count-sub-islands.org

TODO 0417. Pacific Atlantic Water Flow   medium

Notes: dsa/graphs/0417-pacific-atlantic-water-flow.org

TODO 0130. Surrounded Regions   medium

Notes: dsa/graphs/0130-surrounded-regions.org

TODO 0802. Find Eventual Safe States   medium

Notes: dsa/graphs/0802-find-eventual-safe-states.org

TODO 0207. Course Schedule   medium

Notes: dsa/graphs/0207-course-schedule.org

TODO 0210. Course Schedule II   medium

Notes: dsa/graphs/0210-course-schedule-ii.org

TODO 0261. Graph Valid Tree   medium

Notes: dsa/graphs/0261-graph-valid-tree.org

TODO 0323. Number of Connected Components In An Undirected Graph   medium

Notes: dsa/graphs/0323-number-of-connected-components-in-an-undirected-graph.org

TODO 0684. Redundant Connection   medium

Notes: dsa/graphs/0684-redundant-connection.org

TODO 2092. Find All People With Secret   hard

Notes: dsa/graphs/2092-find-all-people-with-secret.org

TODO 0127. Word Ladder   hard

Notes: dsa/graphs/0127-word-ladder.org

TODO 1-D Dynamic Programming [/]

TODO 0070. Climbing Stairs   easy

Notes: dsa/1-d-dynamic-programming/0070-climbing-stairs.org

TODO 0746. Min Cost Climbing Stairs   easy

Notes: dsa/1-d-dynamic-programming/0746-min-cost-climbing-stairs.org

TODO 0198. House Robber   medium

Notes: dsa/1-d-dynamic-programming/0198-house-robber.org

TODO 0213. House Robber II   medium

Notes: dsa/1-d-dynamic-programming/0213-house-robber-ii.org

TODO 0005. Longest Palindromic Substring   medium

Notes: dsa/1-d-dynamic-programming/0005-longest-palindromic-substring.org

TODO 0647. Palindromic Substrings   medium

Notes: dsa/1-d-dynamic-programming/0647-palindromic-substrings.org

TODO 0091. Decode Ways   medium

Notes: dsa/1-d-dynamic-programming/0091-decode-ways.org

TODO 0322. Coin Change   medium

Notes: dsa/1-d-dynamic-programming/0322-coin-change.org

TODO 0152. Maximum Product Subarray   medium

Notes: dsa/1-d-dynamic-programming/0152-maximum-product-subarray.org

TODO 0139. Word Break   medium

Notes: dsa/1-d-dynamic-programming/0139-word-break.org

TODO 0300. Longest Increasing Subsequence   medium

Notes: dsa/1-d-dynamic-programming/0300-longest-increasing-subsequence.org

TODO 0416. Partition Equal Subset Sum   medium

Notes: dsa/1-d-dynamic-programming/0416-partition-equal-subset-sum.org

TODO 0656. Coin Path   hard

Notes: dsa/1-d-dynamic-programming/0656-coin-path.org

TODO Intervals [/]

TODO 0057. Insert Interval   medium

Notes: dsa/intervals/0057-insert-interval.org

TODO 0056. Merge Intervals   medium

Notes: dsa/intervals/0056-merge-intervals.org

TODO 0435. Non Overlapping Intervals   medium

Notes: dsa/intervals/0435-non-overlapping-intervals.org

TODO 0986. Interval List Intersections   medium

Notes: dsa/intervals/0986-interval-list-intersections.org

TODO 0252. Meeting Rooms   easy

Notes: dsa/intervals/0252-meeting-rooms.org

TODO 0253. Meeting Rooms II   medium

Notes: dsa/intervals/0253-meeting-rooms-ii.org

TODO 1851. Minimum Interval to Include Each Query   hard

Notes: dsa/intervals/1851-minimum-interval-to-include-each-query.org

TODO Greedy [/]

TODO 0945. Minimum Increment to Make Array Unique   medium

Notes: dsa/greedy/0945-minimum-increment-to-make-array-unique.org

TODO 0053. Maximum Subarray   medium

Notes: dsa/greedy/0053-maximum-subarray.org

TODO 0978. Longest Turbulent Subarray   medium

Notes: dsa/greedy/0978-longest-turbulent-subarray.org

TODO 0055. Jump Game   medium

Notes: dsa/greedy/0055-jump-game.org

TODO 0045. Jump Game II   medium

Notes: dsa/greedy/0045-jump-game-ii.org

TODO 1871. Jump Game VII   medium

Notes: dsa/greedy/1871-jump-game-vii.org

TODO 0134. Gas Station   medium

Notes: dsa/greedy/0134-gas-station.org

TODO 0846. Hand of Straights   medium

Notes: dsa/greedy/0846-hand-of-straights.org

TODO 1899. Merge Triplets to Form Target Triplet   medium

Notes: dsa/greedy/1899-merge-triplets-to-form-target-triplet.org

TODO 0763. Partition Labels   medium

Notes: dsa/greedy/0763-partition-labels.org

TODO 0678. Valid Parenthesis String   medium

Notes: dsa/greedy/0678-valid-parenthesis-string.org

TODO Advanced Graphs [/]

TODO 0743. Network Delay Time   medium

Notes: dsa/advanced-graphs/0743-network-delay-time.org

TODO 0332. Reconstruct Itinerary   hard

Notes: dsa/advanced-graphs/0332-reconstruct-itinerary.org

TODO 1584. Min Cost to Connect All Points   medium

Notes: dsa/advanced-graphs/1584-min-cost-to-connect-all-points.org

TODO 2812. Find the Safest Path in a Grid   medium

Notes: dsa/advanced-graphs/2812-find-the-safest-path-in-a-grid.org

TODO 0778. Swim In Rising Water   hard

Notes: dsa/advanced-graphs/0778-swim-in-rising-water.org

TODO 0269. Alien Dictionary   hard

Notes: dsa/advanced-graphs/0269-alien-dictionary.org

TODO 0787. Cheapest Flights Within K Stops   medium

Notes: dsa/advanced-graphs/0787-cheapest-flights-within-k-stops.org

TODO 2493. Divide Nodes Into the Maximum Number of Groups   hard

Notes: dsa/advanced-graphs/2493-divide-nodes-into-the-maximum-number-of-groups.org

TODO Bit Manipulation [/]

TODO 0136. Single Number   easy

Notes: dsa/bit-manipulation/0136-single-number.org

TODO 0260. Single Number III   medium

Notes: dsa/bit-manipulation/0260-single-number-iii.org

TODO 0191. Number of 1 Bits   easy

Notes: dsa/bit-manipulation/0191-number-of-1-bits.org

TODO 0338. Counting Bits   easy

Notes: dsa/bit-manipulation/0338-counting-bits.org

TODO 2220. Minimum Bit Flips to Convert Number   easy

Notes: dsa/bit-manipulation/2220-minimum-bit-flips-to-convert-number.org

TODO 0190. Reverse Bits   easy

Notes: dsa/bit-manipulation/0190-reverse-bits.org

TODO 0268. Missing Number   easy

Notes: dsa/bit-manipulation/0268-missing-number.org

TODO 0231. Power of Two   easy

Notes: dsa/bit-manipulation/0231-power-of-two.org

TODO 0371. Sum of Two Integers   medium

Notes: dsa/bit-manipulation/0371-sum-of-two-integers.org

TODO 0007. Reverse Integer   medium

Notes: dsa/bit-manipulation/0007-reverse-integer.org

TODO Math & Geometry [/]

TODO 0840. Magic Squares In Grid   medium

Notes: dsa/math-geometry/0840-magic-squares-in-grid.org

TODO 0048. Rotate Image   medium

Notes: dsa/math-geometry/0048-rotate-image.org

TODO 0054. Spiral Matrix   medium

Notes: dsa/math-geometry/0054-spiral-matrix.org

TODO 2326. Spiral Matrix IV   medium

Notes: dsa/math-geometry/2326-spiral-matrix-iv.org

TODO 0073. Set Matrix Zeroes   medium

Notes: dsa/math-geometry/0073-set-matrix-zeroes.org

TODO 0202. Happy Number   easy

Notes: dsa/math-geometry/0202-happy-number.org

TODO 0066. Plus One   easy

Notes: dsa/math-geometry/0066-plus-one.org

TODO 0009. Palindrome Number   easy

Notes: dsa/math-geometry/0009-palindrome-number.org

TODO 0012. Integer to Roman   medium

Notes: dsa/math-geometry/0012-integer-to-roman.org

TODO 0050. Pow(x, n)   medium

Notes: dsa/math-geometry/0050-powx-n.org

TODO 2698. Find the Punishment Number of an Integer   medium

Notes: dsa/math-geometry/2698-find-the-punishment-number-of-an-integer.org

TODO 1780. Check if Number is a Sum of Powers of Three   medium

Notes: dsa/math-geometry/1780-check-if-number-is-a-sum-of-powers-of-three.org

TODO 0043. Multiply Strings   medium

Notes: dsa/math-geometry/0043-multiply-strings.org

TODO 2013. Detect Squares   medium

Notes: dsa/math-geometry/2013-detect-squares.org

TODO 0296. Best Meeting Point   hard

Notes: dsa/math-geometry/0296-best-meeting-point.org

TODO 2-D Dynamic Programming [0/13]

TODO 0062. Unique Paths   medium

Notes: dsa/2-d-dynamic-programming/0062-unique-paths.org

TODO 1143. Longest Common Subsequence   medium

Notes: dsa/2-d-dynamic-programming/1143-longest-common-subsequence.org

TODO 0309. Best Time to Buy And Sell Stock With Cooldown   medium

Notes: dsa/2-d-dynamic-programming/0309-best-time-to-buy-and-sell-stock-with-cooldown.org

TODO 0518. Coin Change II   medium

Notes: dsa/2-d-dynamic-programming/0518-coin-change-ii.org

TODO 0494. Target Sum   medium

Notes: dsa/2-d-dynamic-programming/0494-target-sum.org

TODO 0097. Interleaving String   medium

Notes: dsa/2-d-dynamic-programming/0097-interleaving-string.org

TODO 0329. Longest Increasing Path In a Matrix   hard

Notes: dsa/2-d-dynamic-programming/0329-longest-increasing-path-in-a-matrix.org

TODO 1911. Maximum Alternating Subsequence Sum   medium

Notes: dsa/2-d-dynamic-programming/1911-maximum-alternating-subsequence-sum.org

TODO 0115. Distinct Subsequences   hard

Notes: dsa/2-d-dynamic-programming/0115-distinct-subsequences.org

TODO 0072. Edit Distance   medium

Notes: dsa/2-d-dynamic-programming/0072-edit-distance.org

TODO 1220. Count Vowels Permutation   hard

Notes: dsa/2-d-dynamic-programming/1220-count-vowels-permutation.org

TODO 0312. Burst Balloons   hard

Notes: dsa/2-d-dynamic-programming/0312-burst-balloons.org

TODO 0010. Regular Expression Matching   hard

Notes: dsa/2-d-dynamic-programming/0010-regular-expression-matching.org