Find majority element

Find majorty element

Searching & sorting

Graph: Flood Fill

Minimum steps by knight

Rat in a maze

Edit: check cycle directed graph

Detect cycle in directed graph using DFS

Check cycle in undirected graph using DFS

Check cycle in undirected graph using BFS

Detect cycle in undirected graph BFS

Depth first search

Breadth First Search

Implement Weighted directed graph

Implement directed graph