More Problems

• Implement a function to rotate an array by k positions to the right without using extra space.
• Given two sorted arrays, merge them into a single sorted array in O(n) time.
• Find the length of the longest subarray where the sum of the elements is less than a given value x.
• Given an array, find the first missing positive integer in O(n) time.
• Given an array, partition it into two subarrays such that the difference between their sums is minimized.
• Given an array, find the maximum product subarray using a dynamic programming approach.
• Sort an array using the quicksort algorithm and track the number of swaps made during the sort.
• Implement an algorithm to find the majority element in an array (an element that appears more than n/2 times).