Challenge: Next Greater Element Using a Stack
Explore how to implement the nextGreaterElement function using stacks in JavaScript. This lesson helps you understand the pattern to find the first larger element to the right for each array item, a common coding interview problem.
We'll cover the following...
We'll cover the following...
Statement
Implement a nextGreaterElement() function that takes an array of integers, arr, as input and returns the next greater number for every element in the array.
The next greater number for a number arr[i] is the first number to its right that is greater than arr[i]. If no such number exists, return -1 for this number.
Constraints: