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Step 1
In this workshop, you'll implement a linked list.
To begin, create a function named `initList`. Inside it, return an object with a `head` property set to `null`, and a `length` property of `0`.
This is the function you will call to initialize a linked list. The `head` represents the first element in the list, initially, it is `null` because there's no element in the list. The `length` tracks the number of nodes (elements) in the list, which you will increment or decrement when adding or removing a node from the list.
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