Function main

S-Stack/stackADTUsingLL.cpp:101–142

}

int main(){
    int* dataPtr;
    
    STACK* stack;

    stack = createStack();

    //For the sake of simplicity the program uses the integer data in the stack.
    //However the above funtions can be used for any data types 
    
    int ch, n;
    while(true){
        cout << "1.Push an item  2.Pop an item  3.Retrieve stack top  4.Check empty  5.Stack count  6.Display  7.EXIT\n";
        cout << "Enter your choice : ";
        cin >> ch;
        switch(ch){
            case 1: cout << "Enter an item : ";
                    cin >> n;
                    dataPtr = (int*)malloc(sizeof(int));
                    *dataPtr = n;
                    pushStack(stack, dataPtr);
                    break;
            case 2: dataPtr = (int*) popStack(stack);
                    printf("Popped data is : %d\n", *dataPtr);
                    break;
            case 3: dataPtr = (int*) stackTop(stack);
                    printf("The stack top is : %d\n", *dataPtr);
                    break;
            case 4: if(!emptyStack(stack))
                        cout << "Stack is not empty" << endl;
                    else
                        cout << "Stack is empty" << endl;
                    break;
            case 5: cout << "The no.of elements is " << stackCount(stack) << endl;
                    break;
            case 6: display(stack);
                    break;
            case 7: exit(0);
        }
    }
    return 0;
}