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Tag: leetcode/medium
101 items with this tag.
May 09, 2026
LeetCode 138 — Copy List with Random Pointer
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/linked-list
patron/hash-map
patron/deep-copy
May 09, 2026
LeetCode 143 — Reorder List
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/linked-list
patron/slow-fast
patron/reverse
May 09, 2026
LeetCode 146 — LRU Cache
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/linked-list
patron/diseno-clase
patron/hash-map
patron/doubly-linked-list
May 09, 2026
LeetCode 19 — Remove Nth Node From End of List
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/linked-list
patron/two-pointers-offset
patron/dummy-node
May 09, 2026
LeetCode 2 — Add Two Numbers
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/linked-list
patron/dummy-node
patron/carry
May 09, 2026
LeetCode 287 — Find the Duplicate Number
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/linked-list
patron/floyd-cycle
patron/sin-modificar-array
May 09, 2026
LeetCode 102 — Binary Tree Level Order Traversal
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/trees
patron/bfs
patron/deque
May 09, 2026
LeetCode 105 — Construct Binary Tree from Preorder and Inorder Traversal
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/trees
patron/recursion-divide
May 09, 2026
LeetCode 1448 — Count Good Nodes in Binary Tree
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/trees
patron/dfs
patron/recursion-acumulador
May 09, 2026
LeetCode 199 — Binary Tree Right Side View
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/trees
patron/bfs
May 09, 2026
LeetCode 230 — Kth Smallest Element in a BST
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/trees
patron/bst
patron/inorder-traversal
May 09, 2026
LeetCode 235 — Lowest Common Ancestor of a BST
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/trees
patron/bst
May 09, 2026
LeetCode 98 — Validate Binary Search Tree
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/trees
patron/bst
patron/bounds-top-down
May 09, 2026
LeetCode 208 — Implement Trie (Prefix Tree)
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/tries
patron/diseno-clase
May 09, 2026
LeetCode 211 — Design Add and Search Words Data Structure
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/tries
patron/dfs
patron/wildcards
May 09, 2026
LeetCode 215 — Kth Largest Element in an Array
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/heap
patron/quickselect
May 09, 2026
LeetCode 355 — Design Twitter
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/heap
patron/diseno-clase
May 09, 2026
LeetCode 621 — Task Scheduler
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/heap
patron/greedy
patron/scheduling
May 09, 2026
LeetCode 973 — K Closest Points to Origin
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/heap
patron/top-k
May 09, 2026
LeetCode 131 — Palindrome Partitioning
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/backtracking
patron/string-partition
May 09, 2026
LeetCode 17 — Letter Combinations of a Phone Number
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/backtracking
patron/cartesian
May 09, 2026
LeetCode 39 — Combination Sum
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/backtracking
patron/sin-duplicados
May 09, 2026
LeetCode 40 — Combination Sum II
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/backtracking
patron/skip-duplicados
May 09, 2026
LeetCode 46 — Permutations
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/backtracking
patron/used-flag
May 09, 2026
LeetCode 78 — Subsets
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/backtracking
May 09, 2026
LeetCode 79 — Word Search
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/backtracking
patron/grid-dfs
May 09, 2026
LeetCode 90 — Subsets II
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/backtracking
patron/skip-duplicados
May 09, 2026
LeetCode 130 — Surrounded Regions
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/graphs
patron/grid-borde
May 09, 2026
LeetCode 133 — Clone Graph
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/graphs
patron/dfs
patron/hash-map
May 09, 2026
LeetCode 200 — Number of Islands
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/graphs
patron/grid-bfs-dfs
patron/connected-components
May 09, 2026
LeetCode 207 — Course Schedule
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/graphs
patron/topological-sort
patron/cycle-detection
May 09, 2026
LeetCode 210 — Course Schedule II
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/graphs
patron/topological-sort
May 09, 2026
LeetCode 261 — Graph Valid Tree
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/graphs
patron/union-find
patron/tree-properties
May 09, 2026
LeetCode 286 — Walls and Gates
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/graphs
patron/multi-source-bfs
May 09, 2026
LeetCode 323 — Number of Connected Components in an Undirected Graph
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/graphs
patron/union-find
patron/connected-components
May 09, 2026
LeetCode 417 — Pacific Atlantic Water Flow
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/graphs
patron/multi-source-bfs
May 09, 2026
LeetCode 684 — Redundant Connection
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/graphs
patron/union-find
May 09, 2026
LeetCode 695 — Max Area of Island
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/graphs
patron/grid-dfs
May 09, 2026
LeetCode 994 — Rotting Oranges
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/graphs
patron/multi-source-bfs
May 09, 2026
LeetCode 1584 — Min Cost to Connect All Points
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/advanced-graphs
patron/mst
patron/prim
May 09, 2026
LeetCode 743 — Network Delay Time
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/advanced-graphs
patron/dijkstra
May 09, 2026
LeetCode 787 — Cheapest Flights Within K Stops
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/advanced-graphs
patron/bellman-ford
May 09, 2026
LeetCode 139 — Word Break
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-1d
patron/string-split
May 09, 2026
LeetCode 152 — Maximum Product Subarray
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-1d
patron/track-min-max
May 09, 2026
LeetCode 198 — House Robber
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-1d
patron/take-or-skip
May 09, 2026
LeetCode 213 — House Robber II
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-1d
patron/circular
May 09, 2026
LeetCode 300 — Longest Increasing Subsequence
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-1d
patron/lis
May 09, 2026
LeetCode 322 — Coin Change
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-1d
patron/unbounded-knapsack
May 09, 2026
LeetCode 416 — Partition Equal Subset Sum
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-1d
patron/0-1-knapsack
May 09, 2026
LeetCode 5 — Longest Palindromic Substring
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-1d
patron/expand-around-center
May 09, 2026
LeetCode 647 — Palindromic Substrings
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-1d
patron/expand-around-center
May 09, 2026
LeetCode 91 — Decode Ways
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-1d
May 09, 2026
LeetCode 1143 — Longest Common Subsequence
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-2d
patron/lcs
May 09, 2026
LeetCode 309 — Best Time to Buy and Sell Stock with Cooldown
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-2d
patron/state-machine
May 09, 2026
LeetCode 494 — Target Sum
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-2d
patron/0-1-knapsack
May 09, 2026
LeetCode 518 — Coin Change II
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-2d
patron/unbounded-knapsack
May 09, 2026
LeetCode 62 — Unique Paths
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-2d
patron/grid
May 09, 2026
LeetCode 72 — Edit Distance
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-2d
patron/edit-distance
May 09, 2026
LeetCode 97 — Interleaving String
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/dp-2d
May 09, 2026
LeetCode 134 — Gas Station
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/greedy
patron/circular
May 09, 2026
LeetCode 1899 — Merge Triplets to Form Target Triplet
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/greedy
May 09, 2026
LeetCode 45 — Jump Game II
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/greedy
patron/bfs-implicit
May 09, 2026
LeetCode 53 — Maximum Subarray
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/greedy
patron/kadane
May 09, 2026
LeetCode 55 — Jump Game
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/greedy
May 09, 2026
LeetCode 678 — Valid Parenthesis String
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/greedy
patron/range
May 09, 2026
LeetCode 763 — Partition Labels
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/greedy
patron/last-occurrence
May 09, 2026
LeetCode 846 — Hand of Straights
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/greedy
patron/sorted-counter
May 09, 2026
LeetCode 253 — Meeting Rooms II
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/intervals
patron/heap
May 09, 2026
LeetCode 435 — Non-overlapping Intervals
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/intervals
patron/greedy
May 09, 2026
LeetCode 56 — Merge Intervals
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/intervals
patron/sort
May 09, 2026
LeetCode 57 — Insert Interval
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/intervals
May 09, 2026
LeetCode 2013 — Detect Squares
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/math
patron/diseno-clase
May 09, 2026
LeetCode 43 — Multiply Strings
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/math
May 09, 2026
LeetCode 48 — Rotate Image
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/math
patron/matriz
May 09, 2026
LeetCode 50 — Pow(x, n)
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/math
patron/divide-conquer
May 09, 2026
LeetCode 54 — Spiral Matrix
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/math
patron/matriz
patron/boundaries
May 09, 2026
LeetCode 73 — Set Matrix Zeroes
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/math
patron/matriz
patron/in-place
May 09, 2026
LeetCode 371 — Sum of Two Integers
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/bit-manipulation
patron/half-adder
May 09, 2026
LeetCode 7 — Reverse Integer
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/bit-manipulation
patron/overflow
May 08, 2026
LeetCode 3 — Longest Substring Without Repeating Characters
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/sliding-window
patron/hash-set
May 08, 2026
LeetCode 424 — Longest Repeating Character Replacement
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/sliding-window
patron/conteo-frecuencias
May 08, 2026
LeetCode 567 — Permutation in String
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/sliding-window
patron/conteo-frecuencias
patron/ventana-fija
May 08, 2026
LeetCode 150 — Evaluate Reverse Polish Notation
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/stack
patron/evaluacion-expresiones
May 08, 2026
LeetCode 155 — Min Stack
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/stack
patron/diseno-clase
patron/auxiliar-data-structure
May 08, 2026
LeetCode 22 — Generate Parentheses
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/stack
patron/backtracking
May 08, 2026
LeetCode 739 — Daily Temperatures
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/stack
patron/stack-monotonica
patron/analisis-amortizado
May 08, 2026
LeetCode 853 — Car Fleet
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/stack
patron/sort-then-process
May 08, 2026
LeetCode 153 — Find Minimum in Rotated Sorted Array
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/binary-search
patron/array-rotado
May 08, 2026
LeetCode 33 — Search in Rotated Sorted Array
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/binary-search
patron/array-rotado
May 08, 2026
LeetCode 74 — Search a 2D Matrix
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/binary-search
patron/matriz-2d
May 08, 2026
LeetCode 875 — Koko Eating Bananas
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/binary-search
patron/binary-search-on-answer
May 08, 2026
LeetCode 981 — Time Based Key-Value Store
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/binary-search
patron/diseno-clase
patron/bisect
May 07, 2026
LeetCode 128 — Longest Consecutive Sequence
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/arrays-hashing
patron/hash-set
patron/analisis-amortizado
May 07, 2026
LeetCode 238 — Product of Array Except Self
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/arrays-hashing
patron/prefix-suffix
May 07, 2026
LeetCode 271 — Encode and Decode Strings
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/arrays-hashing
patron/serializacion
patron/length-prefix
embebido
May 07, 2026
LeetCode 347 — Top K Frequent Elements
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/arrays-hashing
patron/heap
patron/bucket-sort
May 07, 2026
LeetCode 36 — Valid Sudoku
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/arrays-hashing
patron/hash-set
patron/multiple-constraints
May 07, 2026
LeetCode 49 — Group Anagrams
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/arrays-hashing
patron/hash-map
patron/clave-canonica
May 07, 2026
LeetCode 11 — Container With Most Water
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/two-pointers
patron/greedy
May 07, 2026
LeetCode 15 — 3Sum
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/two-pointers
patron/sort-then-search
May 07, 2026
LeetCode 167 — Two Sum II - Input Array Is Sorted
programacion/leetcode
programacion/algoritmos
programacion/python
leetcode/medium
patron/two-pointers