More Problems

• Write a program to find the maximum frequency of any digit in a number.
• Write a program to implement a simple character frequency counter.
• Write a program to find the total number of elements in a linked list.
• Write a program to check if a string is a valid HTML tag.
• Write a program to find the longest decreasing subsequence in an array.
• Write a program to implement a simple user login system.
• Write a program to check if a number is a sociable number.
• Write a program to find the intersection of two linked lists.