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

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

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