example1_basic_operations.cpp

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#include <iostream>
#include <stack>

int main() {
    std::stack<int> myStack;

    // Pushing elements
    myStack.push(10);
    myStack.push(20);
    myStack.push(30);

    std::cout << "Stack size: " << myStack.size() << std::endl;
    std::cout << "Top element: " << myStack.top() << std::endl;

    // Popping elements
    myStack.pop();
    std::cout << "After pop, top element: " << myStack.top() << std::endl;

    // Checking if stack is empty
    std::cout << "Is stack empty? " << (myStack.empty() ? "Yes" : "No") << std::endl;

    return 0;
}