import java.*;
   import java.math.*;
   import java.util.*;

    class NricCheck {
   
      
   
   
       public static void main (String [] args){
      
         

      }
      
       public boolean nricValidator(String nric){
      
       char[] nricArray = nric.toCharArray();
            int sum = 0;
            int num = 0;
            int result = 0;
            char numbers;
            String no = "";
            boolean valided = false;
				

            try
            {
                for (int i = 0; i<nricArray.length; i++)
                {
                    if (i == 1)
                    {
                        num = 0;
                        numbers = nricArray[i];
                        no = numbers.toString();
                        num = Convert.ToInt32(no);
                        num *= 2;
                        nricArray[i] = Convert.ToChar(num);
                    }
                    else if (i == 2)
                    {
                        num = 0;
                        numbers = nricArray[i];
                        no = numbers.ToString();
                        num = Convert.ToInt32(no);
                        num *= 7;
                        nricArray[i] = Convert.ToChar(num);
                    }
                    else if (i == 3)
                    {
                        num = 0;
                        numbers = nricArray[i];
                        no = numbers.ToString();
                        num = Convert.ToInt32(no);
                        num *= 6;
                        nricArray[i] = Convert.ToChar(num);
                    }
                    else if (i == 4)
                    {
                        num = 0;
                        numbers = nricArray[i];
                        no = numbers.ToString();
                        num = Convert.ToInt32(no);
                        num *= 5;
                        nricArray[i] = Convert.ToChar(num);
                    }
                    else if (i == 5)
                    {
                        num = 0;
                        numbers = nricArray[i];
                        no = numbers.ToString();
                        num = Convert.ToInt32(no);
                        num *= 4;
                        nricArray[i] = Convert.ToChar(num);
                    }
                    else if (i == 6)
                    {
                        num = 0;
                        numbers = nricArray[i];
                        no = numbers.ToString();
                        num = Convert.ToInt32(no);
                        num *= 3;
                        nricArray[i] = Convert.ToChar(num);
                    }
                    else if (i == 7)
                    {
                        num = 0;
                        numbers = nricArray[i];
                        no = numbers.ToString();
                        num = Convert.ToInt32(no);
                        num *= 2;
                        nricArray[i] = Convert.ToChar(num);
                    }
                }

                for (int i = 0; i < nricArray.Length; i++)
                {
                    if (i > 0 && i < 8)
                    {
                        numbers = nricArray[i];

                        num = Convert.ToInt32(numbers);

                        sum += num;
                    }
                }

                result = sum % 11;

                if (result == 10)
                {
                    if (nricArray[8] == 'A' || nricArray[8] == 'a')
                    {
                        valided = true;
                    }
                    else
                    {
                        valided = false;
                        System.out.println.out("Your last alphabet should be 'A'", "Nric Error");
                    }
                }
                else if (result == 9)
                {
                    if (nricArray[8] == 'B' || nricArray[8] == 'b')
                    {
                        valided = true;
                    }
                    else
                    {
                        valided = false;
                        System.out.println.out("Your last alphabet should be 'B'", "Nric Error");
                    }
                }
                else if (result == 8)
                {
                    if (nricArray[8] == 'C' || nricArray[8] == 'c')
                    {
                        valided = true;
                    }
                    else
                    {
                        valided = false;
                        System.out.println.out("Your last alphabet should be 'C'", "Nric Error");
                    }
                }
                else if (result == 7)
                {
                    if (nricArray[8] == 'D' || nricArray[8] == 'd')
                    {
                        valided = true;
                    }
                    else
                    {
                        valided = false;
                       System.out.println.out("Your last alphabet should be 'D'", "Nric Error");
                    }
                }
                else if (result == 6)
                {
                    if (nricArray[8] == 'E' || nricArray[8] == 'e')
                    {
                        valided = true;
                    }
                    else
                    {
                        valided = false;
                        System.out.println.out("Your last alphabet should be 'E'", "Nric Error");
                    }
                }
                else if (result == 5)
                {
                    if (nricArray[8] == 'F' || nricArray[8] == 'f')
                    {
                        valided = true;
                    }
                    else
                    {
                        valided = false;
                        System.out.println.out("Your last alphabet should be 'F'", "Nric Error");
                    }
                }
                else if (result == 4)
                {
                    if (nricArray[8] == 'G' || nricArray[8] == 'g')
                    {
                        valided = true;
                    }
                    else
                    {
                        valided = false;
                        System.out.println.out("Your last alphabet should be 'G'", "Nric Error");
                    }
                }
                else if (result == 3)
                {
                    if (nricArray[8] == 'H' || nricArray[8] == 'h')
                    {
                        valided = true;
                    }
                    else
                    {
                        valided = false;
                        System.out.println.out("Your last alphabet should be 'H'", "Nric Error");
                    }
                }
                else if (result == 2)
                {
                    if (nricArray[8] == 'I' || nricArray[8] == 'i')
                    {
                        valided = true;
                    }
                    else
                    {
                        valided = false;
                        System.out.println.out("Your last alphabet should be 'I'", "Nric Error");
                    }
                }
                else if (result == 1)
                {
                    if (nricArray[8] == 'Z' || nricArray[8] == 'z')
                    {
                        valided = true;
                    }
                    else
                    {
                        valided = false;
                        System.out.println.out("Your last alphabet should be 'Z'", "Nric Error");
                    }
                }
                else if (result == 0)
                {
                    if (nricArray[8] == 'J' || nricArray[8] == 'j')
                    {
                        valided = true;
                    }
                    else
                    {
                        valided = false;
                        System.out.println.out("Your last alphabet should be 'J'", "Nric Error");
                    }
                }
            }
            catch (FormatException e)
            {
                System.out.println("Check your NRIC. You may have key it wrongly.", "Error");
            }
            catch (IndexOutOfRangeException e)
            {
                System.out.println("Check your NRIC. You may have key it wrongly.", "Error");
            }
            catch (NullReferenceException e)
            {
                System.out.printl("Check your NRIC. You may have key it wrongly.", "Error");
            }

           return nric;
        }
      
      
       }