// C++ Online Editor // Experience the power and performance of C++ #include #include #include #include // Example 1: Hello World void example1() { std::cout << "Hello, C++!" << std::endl; } // Example 2: Classes and Objects class Person { private: std::string name; int age; public: Person(const std::string& n, int a) : name(n), age(a) {} void introduce() const { std::cout << "Hi, I'm " << name << " and I'm " << age << " years old." << std::endl; } // Getter methods std::string getName() const { return name; } int getAge() const { return age; } }; // Example 3: STL Containers and Algorithms void example3() { std::vector numbers = {5, 2, 8, 1, 9, 3}; std::cout << "Original vector: "; for (const auto& num : numbers) { std::cout << num << " "; } std::cout << std::endl; // Sort the vector std::sort(numbers.begin(), numbers.end()); std::cout << "Sorted vector: "; for (const auto& num : numbers) { std::cout << num << " "; } std::cout << std::endl; } // Example 4: Function Templates template T maximum(T a, T b) { return (a > b) ? a : b; } int main() { example1(); // Create and use objects Person person("Alice", 28); person.introduce(); example3(); // Template function usage std::cout << "Max of 10 and 20: " << maximum(10, 20) << std::endl; std::cout << "Max of 3.14 and 2.71: " << maximum(3.14, 2.71) << std::endl; // Try your own C++ code here! return 0; }

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main.cpp

main.cpp

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