Stack Implementation

Stack Implementation (In Java Using BlueJ)

What is BlueJ? ,[object Object],[object Object],[object Object]

Stack Implementation in Java ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Stack Class ,[object Object],[object Object],[object Object]

The Stack Class (2) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Stack Class (3) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Stack Class (4) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],/** returns the item at index i */ public Object getItem(int i) { return stack[i-1]; // ith item at position i-1 } /** return the number of items in the array */ public int getTotal() { return total; } /** checks if array is full */ public boolean isFull() { if (total ==stack.length) { return true; } else { return false; } }

EXERCISE: Creating the Stack class ,[object Object],[object Object],[object Object],[object Object],[object Object]

Using a Stack ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],void pushNumber(int num) void popNumber() void checkIfEmpty() void checkIfFull() void listNumbersInStack()

Using a Stack (2) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Using a Stack (3) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Exercise: Using a Stack ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

For Your EXERCISE: Storing other types of data ,[object Object],[object Object]

EXERCISE: A practical application of the Stack class ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

EXERCISE: A practical application (the code) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

For Your Home/own EXERCISE: Algorithms using stacks ,[object Object],[object Object],[object Object],[object Object],[object Object]

Stack Implementation

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Stack Implementation