Vc++ 2017 -

# Install Visual Studio 2017 Community (free) # Select "Desktop development with C++" workload # Include: MSVC v141 toolset, Windows 10 SDK, CMake tools Minimal command-line build tools: Download Build Tools for Visual Studio 2017 #include <iostream> #include <optional> #include <filesystem> namespace fs = std::filesystem;

std::optional<int> safe_divide(int a, int b) if (b == 0) return std::nullopt; return a / b; vc++ 2017

int main() // Structured binding + if init if (auto result = safe_divide(10, 2); result.has_value()) auto [val] = result; // structured binding std::cout << "Result: " << val << '\n'; # Install Visual Studio 2017 Community (free) #

// Filesystem (C++17) for (const auto& entry : fs::directory_iterator(".")) std::cout << entry.path().filename() << '\n'; Windows 10 SDK

return 0;