Need to fix an error i cant

Hi, when i try and debug this it says my itemNumber and itemWeight are unassigned local variables. I clearly have it listed up there. How have i dont this wrong? It is around line 70

 using System;

class Program
{
    static void Main()
    {
        const string CATAG = "A", ISLANDSY = "YES";
        const string SHIPONE = "Standard", SHIPTWO = "Express", SHIPTHREE = "1-Day";
        const double STANDA = 3, STANDB = 1.45;
        const double EXPA = 4, EXPB = 2.5;
        const double SAMEA = 5.50, SAMEB = 3;
        const double SURCHGONE = 2.50, SURCHGTWO = 5, SURCHGTHREE = 8;
        string shipping, islands, category;
        double itemNumber, itemWeight;
        double stanAsur, stanBsur, stanAnoSur, stanBnoSur;
        double expAsur, expBsur, expAnoSur, expBnoSur;
        double sameAsur, sameBsur, sameAnoSur, sameBnoSur;
        //Tell user what this program will do
        Console.WriteLine("This program will calculate your shipping costs");
        //Ask user what shipping method to use and save the input
        Console.WriteLine("Will you be using Standard, Express or 1-Day shipping?");
        shipping = (Console.ReadLine());
        //Ask the user which catagors the items shipped will be in and save the input
        Console.WriteLine("Will your items being shipped be in catagory A or B?");
        category = (Console.ReadLine());
        //Find out if it is category A or B and save the information given
        if (category == CATAG)
        {
            Console.WriteLine("How many items are in the shipment?");
            itemNumber = double.Parse(Console.ReadLine());
        }
        else
        {
            Console.WriteLine("How many pounds is your shipment?");
            itemWeight = double.Parse(Console.ReadLine());
        }
        //Ask user if the shipement will be going to Alaska or Hawaii
        Console.WriteLine("Will this package be going to Alaska or Hawaii? (Yes or No)");
        islands = (Console.ReadLine());
        //Calculate everything
        //Calculate standard with category A and a surcharge
        stanAsur = (STANDA * itemNumber) + SURCHGONE;
        //Calculate standard with category B and a surcharge
        stanBsur = (STANDB * itemWeight) + SURCHGONE;
        //Calculate standard with category A and no surcharge
        stanAnoSur = (STANDA * itemNumber);
        //Calculate standard with category b and no surcharge
        stanBnoSur = (STANDB * itemWeight);

        //Calculate express with category A and a surcharge
        expAsur = (EXPA * itemNumber) + SURCHGTWO;
        //Calculate express with category B and a surcharge
        expBsur = (EXPB * itemWeight) + SURCHGTWO;
        //Calculate ex[ress with category A and no surcharge
        expAnoSur = (EXPA * itemNumber);
        //Calculate express with category b and no surcharge
        expBnoSur = (EXPB * itemWeight);

        //Calculate express with category A and a surcharge
        sameAsur = (SAMEA * itemNumber) + SURCHGTHREE;
        //Calculate express with category B and a surcharge
        sameBsur = (SAMEB * itemWeight) + SURCHGTHREE;
        //Calculate ex[ress with category A and no surcharge
        sameAnoSur = (SAMEA * itemNumber);
        //Calculate express with category b and no surcharge
        sameBnoSur = (SAMEB * itemWeight);

        if (shipping == SHIPONE && category == CATAG && islands == ISLANDSY)
        {
            Console.WriteLine("{0}", stanAsur);
        }
        else if (shipping == SHIPONE && category != CATAG && islands == ISLANDSY)
        {
            Console.WriteLine("{0}", stanBsur);
        }
        else if (shipping == SHIPONE && category == CATAG)
        {
            Console.WriteLine("{0}", stanAsur);
        }
        else if (shipping == SHIPONE && category != CATAG)
        {
            Console.WriteLine("{0}", stanBsur);
        }

        else if (shipping == SHIPTWO && category == CATAG && islands == ISLANDSY)
        {
            Console.WriteLine("{0}", expAsur);
        }
        else if (shipping == SHIPTWO && category != CATAG && islands == ISLANDSY)
        {
            Console.WriteLine("{0}", expBsur);
        }
        else if (shipping == SHIPTWO && category == CATAG)
        {
            Console.WriteLine("{0}", expAsur);
        }
        else if (shipping == SHIPTWO && category != CATAG)
        {
            Console.WriteLine("{0}", expBsur);
        }

        else if (shipping == SHIPTHREE && category == CATAG && islands == ISLANDSY)
        {
            Console.WriteLine("{0}", sameAsur);
        }
        else if (shipping == SHIPTHREE && category != CATAG && islands == ISLANDSY)
        {
            Console.WriteLine("{0}", sameBsur);
        }
        else if (shipping == SHIPTHREE && category == CATAG)
        {
            Console.WriteLine("{0}", sameAsur);
        }
        else if (shipping == SHIPTHREE && category != CATAG)
        {
            Console.WriteLine("{0}", sameBsur);
        }
        //

        Console.ReadLine();
    }//End Main()
}//End class Program