#include <iostream>
using namespace std;
#define SIZE 10
class stack {
int stck[SIZE];
int topOfStack;
public:
stack(); // constructor
~stack(); // destructor
void push(int i);
int pop();
};
// constructor
stack::stack(){
topOfStack = 0;
cout << "Stack Initialized\n";
}
// destructor
stack::~stack(){
cout << "Stack Destroyed\n";
}
void stack::push(int i){
if( topOfStack == SIZE ) {
cout << "Stack is full.\n";
return;
}
stck[ topOfStack ] = i;
topOfStack++;
}
int stack::pop() {
if( topOfStack == 0 ) {
cout << "Stack underflow.\n";
return 0;
}
topOfStack--;
return stck[ topOfStack ];
}
int main()
{
stack a, b;
a.push(1);
b.push(2);
a.push(3);
b.push(4);
cout << a.pop() << " ";
cout << a.pop() << " ";
cout << b.pop() << " ";
cout << b.pop() << endl;
return 0;
}
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