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Repository files navigation

Collection of my LeetCode and GFG questions!

Created using LeetHub.

LeetCode Topics

Depth-First Search

0098-validate-binary-search-tree
0130-surrounded-regions
0207-course-schedule
0210-course-schedule-ii
0236-lowest-common-ancestor-of-a-binary-tree
0329-longest-increasing-path-in-a-matrix
0417-pacific-atlantic-water-flow
0797-all-paths-from-source-to-target
0841-keys-and-rooms
1559-detect-cycles-in-2d-grid
1971-find-if-path-exists-in-graph
2685-count-the-number-of-complete-components

Breadth-First Search

0130-surrounded-regions
0207-course-schedule
0210-course-schedule-ii
0329-longest-increasing-path-in-a-matrix
0417-pacific-atlantic-water-flow
0797-all-paths-from-source-to-target
0841-keys-and-rooms
0994-rotting-oranges
1559-detect-cycles-in-2d-grid
1765-map-of-highest-peak
1971-find-if-path-exists-in-graph
2685-count-the-number-of-complete-components

Union Find

0130-surrounded-regions
1559-detect-cycles-in-2d-grid
1971-find-if-path-exists-in-graph
2685-count-the-number-of-complete-components

Graph

0207-course-schedule
0210-course-schedule-ii
0329-longest-increasing-path-in-a-matrix
0797-all-paths-from-source-to-target
0841-keys-and-rooms
1971-find-if-path-exists-in-graph
2685-count-the-number-of-complete-components

Array

0130-surrounded-regions
0329-longest-increasing-path-in-a-matrix
0417-pacific-atlantic-water-flow
0994-rotting-oranges
1559-detect-cycles-in-2d-grid
1765-map-of-highest-peak

Matrix

0130-surrounded-regions
0329-longest-increasing-path-in-a-matrix
0417-pacific-atlantic-water-flow
0994-rotting-oranges
1559-detect-cycles-in-2d-grid
1765-map-of-highest-peak

Topological Sort

0207-course-schedule
0210-course-schedule-ii
0329-longest-increasing-path-in-a-matrix

Backtracking

0797-all-paths-from-source-to-target

Dynamic Programming

0329-longest-increasing-path-in-a-matrix

Memoization

0329-longest-increasing-path-in-a-matrix

Tree

0098-validate-binary-search-tree
0236-lowest-common-ancestor-of-a-binary-tree
0701-insert-into-a-binary-search-tree

Binary Tree

0098-validate-binary-search-tree
0236-lowest-common-ancestor-of-a-binary-tree
0701-insert-into-a-binary-search-tree

Binary Search Tree

0098-validate-binary-search-tree
0701-insert-into-a-binary-search-tree