More Problems

• Count the number of vertices in a graph.
• Write a program to print all nodes in a graph using BFS.
• Write a program to print all nodes in a graph using DFS.
• Implement a function to find if there is a path between two nodes in an undirected graph.
• Write a program to find the maximum degree of any vertex in a graph.
• Write a function to check if a given graph is a tree.
• Implement an algorithm to find the diameter of a tree.
• Write a program to find all leaf nodes in a binary tree.