More Problems

• Write a program to determine if a graph is a tree.
• Implement an algorithm to find the longest common subsequence in two sequences using a graph approach.
• Write a program to calculate the number of unique paths in a grid represented as a graph.
• Implement an algorithm to find the maximum weight independent set in a weighted graph.
• Write a program to check if a graph can be colored using three colors.
• Implement an algorithm to find the longest path in a tree using dynamic programming.
• Write a program to find the shortest path in a graph with both positive and negative edge weights using Johnsons algorithm.
• Implement a function to calculate the number of spanning trees in a complete graph.