#include <iostream>
#include <memory>

int main() {
    std::shared_ptr<int> b = std::make_shared<int>(100);
    auto c = b;
    *c += 1;
    std::cout << *b << std::endl;
    return 0;
}

Embed on website

To embed this project on your website, copy the following code and paste it into your website's HTML: