More Problems

• Write a program to find the first non-repeating digit in a number.
• Write a program to implement a basic online ticket reservation system.
• Write a program to check if a string is a valid email address using regex.
• Write a program to find the maximum sum of a non-contiguous subarray using dynamic programming.
• Write a program to check if a string can be rearranged to form a valid anagram.
• Write a program to implement a basic user authentication system for a web application.
• Write a program to find the longest palindromic substring using dynamic programming.
• Write a program to check if a number can be expressed as the sum of two squares.