Influence Calculator 2

/**
A program that allows NationStates players to calculate
their regional influence levels in the future using
current data. Some goodies for the raiders included ;)

@auth Ambroscus Koth
@vers 2.0
@date 12/03/13
*/

import java.util.ArrayList;
import java.util.Scanner;

public class InfCalc2
{
   private String name;
   private int endos;
   private int updates;
   private int currentSPDR;
   private double SPDRatDate;
   private int lowerRI;
   private int higherRI;
   private double lowerRIatDate;
   private double higherRIatDate;
   private int lowerBR;
   private int higherBR;
   private double lowerBRatDate;
   private double higherBRatDate;
   private int caster1;
   private int caster2;
   private int caster3;
   private int caster4;
   private int caster5;

   public InfCalc2(String name, int currentSPDR, int endos, int updates)
   {
      this.name = name;
      this.currentSPDR = currentSPDR;
      this.endos = endos;
      this.updates = updates;

      SPDRatDate = Math.sqrt(((endos +1) * updates) + (currentSPDR * currentSPDR));
      caster1 = (int)SPDRatDate;

      lowerRI = (currentSPDR * currentSPDR);
      higherRI = (((currentSPDR + 1) * (currentSPDR + 1)) - 1);

      lowerRIatDate = (SPDRatDate * SPDRatDate);
      higherRIatDate = (((SPDRatDate + 1) * (SPDRatDate + 1)) - 1);
      caster2 = (int)lowerRIatDate;
      caster3 = (int)higherRIatDate;

      lowerBR = lowerRI * 2;
      higherBR = higherRI * 2;

      lowerBRatDate = lowerRIatDate * 2;
      higherBRatDate = higherRIatDate * 2;
      caster4 = (int)lowerBRatDate;
      caster5 = (int)higherBRatDate;
   }

   public String getName()
   {
      return name;
   }

   public int getSPDR()
   {
      return caster1;
   }

   public int getLowerRI()
   {
      return lowerRI;
   }

   public int getHigherRI()
   {
      return higherRI;
   }

   public int getLowerRIatDate()
   {
      return caster2;
   }

   public int getHigherRIatDate()
   {
      return caster3;
   }

   public int getLowerBR()
   {
      return lowerBR;
   }

   public int getHigherBR()
   {
      return higherBR;
   }

   public int getLowerBRatDate()
   {
      return caster4;
   }

   public int getHigherBRatDate()
   {
      return caster5;
   }

   public static void main(String args[])
   {
      ArrayList<InfCalc2> victims = new ArrayList<InfCalc2>();

      char run = 'y';
      while(run == 'y')
      {
         System.out.println("What do you want to do?");
         System.out.println("   1. Just one nation calculation, please!");
         System.out.println("   2. Invader Mode: Add many nations!");
         System.out.println("   3. Invader Mode: Show me who I can banject!");
         System.out.println("   4. Get me outta here!");

         Scanner scan = new Scanner(System.in);
         int num = scan.nextInt();

         if(num > 4 || num < 0)
         {
            System.out.println("ERROR: You're retarded, please try again.");
         }

         if(num == 1)
         {
            String name = null;

            System.out.println("Enter your current SPDR.");
            int currentSPDR = scan.nextInt();

            System.out.println("Enter your current number of endorsements.");
            int endos = scan.nextInt();

            System.out.println("Enter the number of updates.");
            int updates = scan.nextInt();

            InfCalc2 result = new InfCalc2(name, currentSPDR, endos, updates);

            System.out.println("In " + result.updates + " updates, your SPDR will be at least " + result.getSPDR());
            System.out.print("RI Range: ");
            System.out.println( + result.getLowerRI() + " to " + result.getHigherRI());
            System.out.print("Future RI Range: ");
            System.out.println( + result.getLowerRIatDate() + " to " + result.getHigherRIatDate());
            System.out.print("Banjection Range: ");
            System.out.println( + result.getLowerBR() + " to " + result.getHigherBR());
            System.out.print("Future Banjection Range: ");
            System.out.println( + result.getLowerBRatDate() + " to " + result.getHigherBRatDate());

            Scanner input = new Scanner(System.in);
            System.out.print("Would you like to do another calculation? ");
            System.out.println("y/n");

            run = input.nextLine().charAt(0);
         }//end case 1

         if(num == 2)
         {
            char moreNations = 'y';
            while(moreNations == 'y')
            {
               System.out.println("Enter the nation name.");
               String name = scan.next();

               System.out.println("Enter the nation's current SPDR.");
               int currentSPDR = scan.nextInt();

               System.out.println("Enter the nation's current number of endorsements.");
               int endos = scan.nextInt();

               System.out.println("Enter the number of updates.");
               int updates = scan.nextInt();

               InfCalc2 result = new InfCalc2(name, currentSPDR, endos, updates);
               victims.add(result);

               Scanner input = new Scanner(System.in);
               System.out.print("Would you like to add another nation? ");
               System.out.println("(y/n)");

               moreNations = input.nextLine().charAt(0);
            }
         }//end case 2

         if(num == 3)
         {
            for(int v = 0; v < victims.size(); v++)
            {
               InfCalc2 theDevoured = victims.get(v);
               String victimName = theDevoured.getName();
               int victimSPDR = theDevoured.getSPDR();
               int victimLowerRIatDate = theDevoured.getLowerRIatDate();
               int victimHigherRIatDate = theDevoured.getHigherRIatDate();
               int victimLowerBRatDate = theDevoured.getLowerBRatDate();
               int victimHigherBRatDate = theDevoured.getHigherBRatDate();

               System.out.println("Nation: " + victimName);
               System.out.println("SPDR: " + victimSPDR);
               System.out.println("Real Influence Range: " + victimLowerRIatDate + " to " + victimHigherRIatDate);
               System.out.println("Banjection Range: " + victimLowerBRatDate + " to " + victimHigherBRatDate);
               System.out.printf("\n===================== \n \n");
            }
         }//end case 3

         if(num == 4)
         {
            System.out.println("Whatever you say, kiddo.");
            System.exit(1);
         }//end case 3
      }//end while loop "run"
   }//end main
}//end class