More Problems

• Write a program to calculate the number of spanning subgraphs in a weighted directed graph.
• Implement a function to print all simple cycles of length 4 in a directed graph.
• Write a program to find the longest path in a graph using adjacency lists.
• Implement a function to check if a graph contains any back edges using adjacency matrices.
• Write a program to print all articulation points in a directed graph using BFS.
• Implement a function to calculate the chromatic number of a graph using adjacency matrices.
• Write a program to check if a graph contains any parallel edges using BFS.
• Implement a function to find the shortest path between two vertices in a weighted directed acyclic graph.