More Problems

• Find the first and last position of an element in a sorted array using two pointers.
• Return the smallest subarray with a sum greater than or equal to a target.
• Find the maximum difference between two elements in an array where the larger element comes after the smaller one.
• Find all unique triplets in an array that sum to a given target using two pointers.
• Merge overlapping intervals using two pointers.
• Find the maximum product of two elements in an array using two pointers.
• sort an array of 0s, 1s, and 2s using two pointers.
• Count the number of palindromic substrings in a string using two pointers.