How to Append to File in C++ - Code Snippet

// Task: Append to File
// Language: C++

void appendToFile() {
    // Implementation for Append to File
    auto result = ...; // Initialize variable
    // TODO: Implement core logic here
    // Step 1: Prepare data
    // Step 2: Process Append to File
    std::cout << "Done" << std::endl;
}