Assertion: function's element | /r/HasProperty | implemented
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Source sentences:
text: Stacks are a type of container adaptor, specifically designed to operate in a LIFO context (last-in first-out), where elements are inserted and extracted only from one end of the container.s are implemented as, which are classes that use an encapsulated object of a specific container class as its, providing a specific set of member functions to access its elements.