More Problems

• Implement a function to find the number of leaf nodes in a binary tree using BFS.
• Write a program to print all articulation points in a directed graph using BFS.
• Implement a function to check if a graph is bipartite using DFS and BFS.
• Write a program to find the longest path between two vertices in a graph.
• Implement a function to print all vertices that form a cycle in an undirected graph.
• Write a program to find the shortest path in a weighted graph using the Bellman-Ford algorithm.
• Implement a function to check if a graph contains any back edges.
• Write a program to print all edges of a graph with weights above a given threshold.