More Problems

• Write a program to implement a simple note-taking application with categories.
• Write a program to check if two strings can be made anagrams with a limited number of swaps.
• Write a program to find the average of a set of numbers input by the user until zero is entered.
• Write a program to calculate the distance between two points in 2D space.
• Write a program to check if a string is a valid hexadecimal color code.
• Write a program to find the sum of the first n odd prime numbers.
• Write a program to implement a simple feedback collection system.
• Write a program to check if a given string is a valid IPv4 address.