Sep 29, 2025
[Medium] 77. Combinations
leetcodealgorithmbacktrackingdata-structuresrecursionmediumcppcombinationsdfsproblem-solving
Sep 25, 2025
[Medium] 89. Gray Code
leetcodealgorithmbacktrackingdata-structuresrecursionbit-manipulationmediumcppgray-codeproblem-solving
Sep 25, 2025
[Medium] 54. Spiral Matrix
leetcodealgorithmmatrixdata-structuressimulationtraversalmediumcppspiral-matrixproblem-solving
Sep 25, 2025
[Medium] 50. Pow(x, n)
leetcodealgorithmmathdata-structuresrecursionbit-manipulationmediumcpppowproblem-solving
Sep 24, 2025
[Medium] 62. Unique Paths
leetcodealgorithmdynamic-programmingdata-structuresgridcombinatoricsmediumcppunique-pathsproblem-solving
Sep 24, 2025
[Hard] 25. Reverse Nodes in k-Group
leetcodealgorithmlinked-listrecursivedata-structurespointershardcppreverse-nodesk-grouprecursionproblem-solving
Sep 24, 2025
[Medium] 48. Rotate Image
leetcodealgorithmmatrixdata-structures2d-arraytransformationmediumcpprotate-imagein-placeproblem-solving
Sep 24, 2025
[Medium] 150. Evaluate Reverse Polish Notation
leetcodealgorithmstackdata-structuresmathematical-expressionmediumcppreverse-polish-notationrpnproblem-solving
Sep 24, 2025
[Hard] 317. Shortest Distance from All Buildings
leetcodealgorithmbfsgraphdata-structuresmatrixshortest-pathhardcppshortest-distancebuildingsproblem-solving
Sep 24, 2025
[Medium] 1242. Web Crawler Multithreaded
leetcodealgorithmmultithreadingconcurrencydata-structuressynchronizationmediumcppweb-crawlerconcurrent-programmingproblem-solving