How to Async Calculate Factorial in Scala - Code Snippet

// Task: Async Calculate Factorial
// Language: Scala

def async_calculate_factorial() {
    // Implementation for Async Calculate Factorial
    val result = ...; // Initialize variable
    // TODO: Implement core logic here
    // Step 1: Prepare data
    // Step 2: Process Async Calculate Factorial
    println("Done");
}