man, man , man!!!  Why i Get WrongAnswer???


import java.io.*;
import java.util.*;

public class Main {
static int n = 0;    

    public static int Fecha(int Day,int Month, int Year) 
    {
      int century,yr,dw;
      int a,b,c,d,e;
      if (Month < 3)
      {
         Month = Month + 10;
         Year  = Year - 1;
      }
      else      
         Month -= 2;
         century = (int) Year / 100;
         yr      = (int) Year % 100;
         dw      = (((26 * Month -2) / 10) + Day + yr + (yr /4) + (century / 4) - (2 * century)) % 7;
         if (dw < 0) 
            return (dw + 7);
         else
           return (dw);                  
    }
    
    public static boolean Leap(int Ano)
   {
        boolean Sw = (Ano % 400 == 0 || Ano % 100 != 0 && Ano % 4 == 0 );
      return (Sw); 
   }
    
    public static int Meses (int Vec[])
    {
      int c = 1;
      if (n <= 31)
          return (1);
      else
          while (n > Vec[c])
          {
            n -= Vec[c];        
            //System.out.println (Vec[c]);
            c++; 

          }    
      return c;
    }
    
    public static int Anos()
   {
     int Ano = 2000;
     
     if (n <= 366) 
         return 2000;
      else
      {    
         int MaxDia = 366;        
         while (n >= MaxDia)
         {
           if (Leap(Ano))
           {
             MaxDia = 366;
             n -= MaxDia;
             Ano++;
           }    
         else
           {
             MaxDia = 365; 
             n -= MaxDia;
             Ano++;
           }               
         }    
      }
     return Ano; 
   }
    
    public static void main(String[] args)
    {
       try
       {
          int Ano = 2000;         
          int Vec[]           = {0,31,28,31,30,31,30,31,31,30,31,30,31};
          String DiaSem[]     = {"Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"};
        //  BufferedReader Leer = new BufferedReader (new FileReader (new File ("Hola.txt")));
          BufferedReader Leer = new BufferedReader (new InputStreamReader (System.in));
          n = Integer.parseInt (Leer.readLine());  
          n++;
          while (n > 0)
          {
             int a = Anos ();
             if (Leap(a))
                Vec[2] = 29;
             else
                Vec[2] = 28;                 
             int m = Meses (Vec);
             String AuxDia = "", AuxMes = "";

             if (n < 10 || m < 10)
             {
                if (n < 10)
                  AuxDia += "0" + Integer.toString(n);
                else
                  AuxDia += Integer.toString(n);                    
                if (m < 10)
                  AuxMes += "0" + Integer.toString(m);
                else
                  AuxMes += Integer.toString(m);                    
              System.out.print (a+"-"+AuxMes+"-"+AuxDia);                 
             }
             else
              System.out.print (a+"-"+m+"-"+n);                                  
             int x = Fecha(n,m,a);             
              System.out.println (" "+DiaSem[x]);
             n = Integer.parseInt (Leer.readLine());
             n++;
          }    
       }
       catch (Exception e)
       {
          System.out.println ("Fuck"+e);
       }
       
    }    
}