The Stack Abstract Data Type • A stack is an abstract data type (ADT) that supports two main methods: - push(o): Inserts object o onto top of stack Input: Object; Output: none - pop(): Removes the top object of stack and returns it; if stack is empty an error occurs Input: none; Output: Object • The following support methods should also be defined: - size(): Returns the number of objects in stack Input: none; Output: integer - isEmpty(): Return a boolean indicating if stack is empty. Input: none; Output: boolean - top(): return the top object of the stack, without removing it; if the stack is empty an error occurs. Input: none; Output: Object - Study24x7
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16 Mar 2019 10:29 AM study24x7 study24x7

The Stack Abstract Data Type • A stack is an abstract data type (ADT) that supports two main methods: - push(o): Inserts object o onto top of stack Input: Object; Output: none - pop(): Removes the top object of stack and returns it; if stack is empty an error occurs Input: none...

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