More Problems

• Write a program to find the longest increasing subsequence using dynamic programming.
• Write a program to implement a simple online library with user reviews and ratings.
• Write a program to check if a binary tree is a valid binary search tree using in-order traversal.
• Write a program to find the shortest path in a weighted graph using Bellman-Ford algorithm.
• Write a program to implement a simple online coding competition platform.
• Write a program to check if a string can be rearranged to form a valid palindrome.
• Write a program to find the longest substring with all unique characters.
• Write a program to implement a simple user management system for an application.