Graphs, sorting and searching

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Representing and traversing graphs, shortest paths, comparing sorting algorithms and binary search patterns — the algorithm block asked about most in technical interviews.

1. Graph representation

graphdata-structures

2. BFS and DFS on graphs

graphalgorithmstraversal

3. Shortest path: Dijkstra

graphalgorithmsshortest-path

4. Sorting algorithms

algorithmssorting

5. Binary search and search patterns

algorithmssearchpatterns