graphs 19
- LC 787 - Cheapest Flights Within K Stops
- LC 269 - Alien Dictionary
- LC 778 - Swim in Rising Water
- LC 743 - Network Delay Time
- LC 1584 - Min Cost to Connect All Points
- LC 332 - Reconstruct Itinerary
- LC 127 - Word Ladder
- LC 684 - Redundant Connection
- LC 323 - Number of Connected Components in an Undirected Graph
- LC 261 - Graph Valid Tree
- LC 210 - Course Schedule II
- LC 207 - Course Schedule
- LC 130 - Surrounded Regions
- LC 417 - Pacific Atlantic Water Flow
- LC 994 - Rotting Oranges
- LC 286 - Walls and Gates
- LC 133 - Clone Graph
- LC 695 - Max Area of Island
- LC 200 - Number of Islands