package it.simone.google.code.jam2012;

import java.util.HashSet;
import java.util.Set;

public class RecycledNumber implements GoogleCodeExercise {

	int a = 0;
	int b = 0;
	Set<Couple> distinctCouple = null;
	long maxTime = 0;

	private class Couple {
		int x = 0;
		int y = 0;

		public Couple(int x, int y) {
			this.x = x;
			this.y = y;
		}

		@Override
		public int hashCode() {
			final int prime = 31;
			int result = 1;
			result = prime * result + getOuterType().hashCode();
			result = prime * result + x;
			result = prime * result + y;
			return result;
		}

		@Override
		public boolean equals(Object obj) {
			if (this == obj)
				return true;
			if (obj == null)
				return false;
			if (getClass() != obj.getClass())
				return false;
			Couple other = (Couple) obj;
			if (!getOuterType().equals(other.getOuterType()))
				return false;
			if (x == other.x && y == other.y)
				return true;
			if (x == other.y && y == other.x)
				return true;
			return false;
		}

		private RecycledNumber getOuterType() {
			return RecycledNumber.this;
		}

	}

	@Override
	public String execute(String line) {
		int result = 0;

		String[] data = line.split(" ");
		a = Integer.parseInt(data[0]);
		b = Integer.parseInt(data[1]);
		initialize();

		int n = a;
		//
		while (n <= b) {
			result += analize(n);
			n++;
//			if (n % 1000 == 0)
//				System.out.println(n);
		}

		System.out.println(result);
		return "" + result;
	}

	@Override
	public void initialize() {
		distinctCouple = new HashSet<Couple>();
	}

	private int analize(int number) {
		String numString = "" + number;
		initialize();
		for (int i = 1; i < numString.length(); i++) {
			int m = shift(numString, i);
			if (a <= number && number < m && m <= b) {
				Couple couple=new Couple(number,m);
				if (!distinctCouple.contains(couple))
					distinctCouple.add(couple);
			}
		}
		return distinctCouple.size();
	}

	private int shift(String numString, int posx) {

		String result = null;
		result = "" + numString.substring(posx) + numString.substring(0, posx);

		return Integer.parseInt(result.toString());
	}

}

package com.google.codejam;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.util.ArrayList;

public class Utils {
    static final String outputFileName = "D:\\output.txt";
    static ArrayList<String> outputData = new ArrayList<String>();
    
    public static void run(Class<?> cls){
        Object obj = null;
        try {
            obj = cls.newInstance();
        } catch (Exception e1) {
            e1.printStackTrace();
        }
        outputData.clear();

        String[] args = Utils.readInput(cls);
        Method method = getMethod(obj.getClass());
        executeMethod(obj, args, method);
        writeToFile();
    }

    private static void executeMethod(Object obj, String[] args, Method method) {
        int index = 0;
        int n = Integer.valueOf(args[index++]);
        if (n == args.length - 1){
            for(int i = 0; i < n; i++){
                Class<?>[] t = method.getParameterTypes();
                Object[] par = new Object[t.length];
                for (int j = 0; j < t.length; j++) {
                    par[j] = parseParameter(args[index++], t[j]);
                }
                try {
                    printOutput(i+1, method.invoke(obj, par));
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        }else{
            for(int i = 0; i < n; i++){
                Class<?>[] t = method.getParameterTypes();
                Object[] par = new Object[t.length];

                String[] sp = args[index++].split(" ");
                if(t.length == sp.length){
                    for (int j = 0; j < t.length; j++) {
                        String[] sArr = new String[Integer.valueOf(sp[j])];
                        for (int k = 0; k < sArr.length; k++) {
                            sArr[k] = args[index++];
                        }
                        par[j] = sArr;
                    }
                }
                try {
                    printOutput(i+1, method.invoke(obj, par));
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
            
        }
    }
    
    private static String[] readInput(Class<?> cls){
        String fileName = cls.getSimpleName() + ".in";
        BufferedReader in = new BufferedReader(new InputStreamReader(cls.getResourceAsStream(fileName)));
        ArrayList<String> res = new ArrayList<String>();

        String s;
        try {
            while((s = in.readLine()) != null){
                res.add(s);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
        return res.toArray(new String[]{});
    }

    private static Method getMethod(Class<?> cls){
        Method[] methods = null;
        try {
            methods = cls.getDeclaredMethods();
            for(Method m : methods)
                if(Modifier.isPublic(m.getModifiers())) return m;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }

    private static Object parseParameter(String arg, Class<?> cls) {
        if(cls == int.class){
            return Integer.valueOf(arg);
        }else if(cls == int[].class){
            String[] split = arg.split(" ");
            int[] res = new int[split.length];
            for (int i = 0; i < res.length; i++) {
                res[i] = Integer.valueOf(split[i]);
            }
            return res;
        }else if(cls == long[].class){
            String[] split = arg.split(" ");
            long[] res = new long[split.length];
            for (int i = 0; i < res.length; i++) {
                res[i] = Long.valueOf(split[i]);
            }
            return res;
        }else if(cls == String.class){
            return arg;
        }
        return null;
    }

    private static void printOutput(int count, Object res) {
        Class<?> cls = res.getClass();
        String data = "Case #" + count + ": ";
        if(cls == int[].class){
            int[] array = (int[]) res;
            for (int i = 0; i < array.length; i++) {
                data += array[i] + " ";
            }
            data = data.substring(0, data.length() - 1);
        }else{
            data += res;
        }
        System.out.println(data);
        outputData.add(data);
    }


    private static void writeToFile() {
        try {
            FileWriter fstream = new FileWriter(outputFileName);
            BufferedWriter out = new BufferedWriter(fstream);
            for(String s : outputData){
                out.write(s);
                out.newLine();
            }
            out.close();
            fstream.close();
        } catch (IOException e1) {
            e1.printStackTrace();
        }
    }
}