More Problems

• Write a program to find the nth Fibonacci number using memoization.
• Write a program to implement a simple online library system with search functionality.
• Write a program to check if a number is an evil number.
• Write a program to find the total number of even and odd numbers in a list using pointers.
• Write a program to implement a basic budgeting application that tracks income and expenses.
• Write a program to check if a string is a valid hexadecimal color code.
• Write a program to find the maximum sum of a contiguous subarray using Kadane’s algorithm.
• Write a program to implement a simple online marketplace application.