List subscriptions with Azure Fluent API

ListSubscriptionsWithAzureFluentAPI.cs

using Microsoft.Azure.Management.Fluent;
using Microsoft.Azure.Management.ResourceManager.Fluent;
using System;

namespace PlayWithAzure
{
    public class Program
    {
        public static void Main()
        {
            string clientId = "???";
            string clientSecret = "???";
            string tenantId = "???";

            var cred = SdkContext.AzureCredentialsFactory.FromServicePrincipal(clientId, clientSecret, tenantId, AzureEnvironment.AzureGlobalCloud);

            var authenticated = Azure.Authenticate(cred);

            Console.WriteLine("Subscriptions: ");
            foreach (var subscription in authenticated.Subscriptions.List())
            {
                Console.WriteLine(subscription.DisplayName);
            }
        }
    }
}