Definition: Unwindable is a concept in computer science and programming that refers to a class or type of data structure where operations such as addition, subtraction, multiplication, division, etc., are allowed. Unwinding a value from this class allows you to access its components in reverse order without affecting the original value. For example, consider a singly linked list data structure. Let's say we have two nodes with values 10 and -5 respectively. We can unwind these values by adding them together:
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