More Problems

• Given a string, find the longest substring that contains at most two distinct characters using the two-pointer technique.
• Implement a function that checks if two strings are rotations of each other using the two-pointer technique.
• Find the maximum product of two distinct elements in a sorted array using the two-pointer technique.
• Check if two arrays can be merged into a unique sorted array without duplicates using two pointers.
• Given an array, find the maximum area of water that can be trapped between two heights using the two-pointer technique.
• Check if a binary tree is balanced using the two-pointer technique to compare heights of the left and right subtrees.
• Find the longest contiguous subarray that sums to a target using the two-pointer technique.
• Determine if two strings can be made identical by changing at most one character using the two-pointer technique.