Execute the C# code in runtime

runtime.cs

using Microsoft.CodeAnalysis.CSharp.Scripting;
using Microsoft.CodeAnalysis.Scripting;
using System;

namespace RuntimeCompile
{
    internal class Program
    {
        private static void Main(string[] args)
        {
            var code = "(5 + 3).ToString()";
            var run = CSharpScript.RunAsync(code, ScriptOptions.Default).Result;
            var result = (string)run.ReturnValue;
            Console.WriteLine(result);
            Console.ReadLine();
        }
    }
}