More Problems

• Write a program to check if a number is a composite number using its factors.
• Write a program to find the longest palindromic prefix in a string using the Z-algorithm.
• Write a program to implement the KMP algorithm for pattern searching.
• Write a program to check if two binary trees are structurally identical.
• Write a program to find the maximum sum of elements in a contiguous subarray using the divide-and-conquer approach.
• Write a program to implement a simple online quiz application with multiple-choice questions.
• Write a program to check if a number is a perfect square using binary search.
• Write a program to find the first unique character in a string using a frequency count.