- If you are unfamiliar with graphs go through these sources first, then start solving problems.
- Start with Easy problem, then add the level of difficulty as you go on.
1- [Search Graphs -- HackerRank] (https://www.youtube.com/watch?v=zaBhtODEL0w)
2- [Introduction to Graphs --btechsmartclass] (http://btechsmartclass.com/DS/U3_T8.html)
3- Cracking the Coding interview -- Graph Section (Chapter 4)
4- Graph Theory: 07 Adjacency Matrix and Incidence Matrix
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Depth Search First -- (MUST KNOW)
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Breadth Search First -- (MUST KNOW)