WindowsIdentity identity = WindowsIdentity.GetCurrent();

IAzClientContext client = app.InitializeClientContextFromToken((ulong)identity.Token.ToInt64(), null);

object[] scopes = new object[] { (object)"" };

object[] grantOps = new object[] { (object)1, (object)2, (object)3, (object)4};

object[] denyOps = new object[] { (object)100001, (object)100002, 

     (object)100003, (object)100004 };

object[] grantResults = (object[])client.AccessCheck("check for grant", 

     scopes, grantOps, null, null, null, null, null);

object[] denyResults = (object[])client.AccessCheck("check for deny", 

     scopes, denyOps, null, null, null, null, null);

for (int i = 0; i < grantResults.Length; i++)

{

       if(((int)grantResults[i] == 0) && ((int)denyResults[i] != 0))

            Console.WriteLine("Grant");

       else

            Console.WriteLine("Deny");

}