HSBC FTE Campus 2026 | Array Optimization & Resultant String

01. Alex in TechVille Problem Statement In the bustling city of Techville, Alex is working on a special project that involves optimizing a list of data values. They have an array A of n integers, where n is always an odd number. Alex needs to perform a series of operations to reduce the array down to a single value. In each operation, Alex can remove two adjacent elements from the array and then combine the remaining parts. For example, given ...