👉 Collapsing in computer science refers to a mathematical concept where an array of elements is divided into two halves, and these halves are used to construct another array. In other words, it's like dividing a pile of apples into two piles, each containing one apple. This process is often referred to as "collapsing" because the original array was originally made up of one single element (the whole pile), and when you split it in half, you get two halves with elements arranged in a