More Problems

• Write a program to calculate the average of numbers in a 2D array.
• Write a program to check if two strings can be made equal with a limited number of swaps.
• Write a program to find the maximum length of a substring that contains at most k distinct characters.
• Write a program to implement a simple scheduling algorithm.
• Write a program to check if a string is a valid time in the format HH:MM
• Write a program to find the sum of the digits of a hexadecimal number.
• Write a program to implement a simple character frequency analyzer.
• Write a program to check if a number is an odd composite number.