More Problems

• Write a program to check if a binary tree is balanced by comparing heights.
• Write a program to find the longest common suffix between two strings.
• Write a program to implement the Sieve of Eratosthenes for finding all prime numbers up to a limit.
• Write a program to check if a string is a valid palindrome using two-pointer technique.
• Write a program to find the total number of unique characters in a string using a hash table.
• Write a program to implement a simple online photo gallery with user uploads.
• Write a program to check if two strings are equal ignoring spaces and punctuation.
• Write a program to find the longest common subsequence of two sequences using dynamic programming.