DFS on graphs
Prereq: Graph Intro
Similar to BFS, we just have to add visited to keep track of visited nodes and use get_neighbors to get the next nodes to visit.
Title
Script
Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book.
Contrary to popular belief, Lorem Ipsum is not simply random text.
>>> a = [1, 2, 3]
>>> a[-1]
3