AppController.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;

namespace NeuralNetwork.UI.Web.Controllers
{
    public class AppController : Controller
    {
        // GET: App
        [HttpGet]
        public ActionResult Index()
        {
            return View();
        }

        [HttpGet]
        public ActionResult ReactIndex() 
        {
            return View();
        }
    }
}