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 googlejam3;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.HashMap;

public class Main3 
{
	static HashMap<String,String> pairsMap = new HashMap<String,String>();
	
	protected static String resolveTestCase(String line)
	{
		String [] tokens = line.split(" ");
		
		int A = Integer.parseInt(tokens[0]);
		int B = Integer.parseInt(tokens[1]);
		
		System.out.println("A = " + A + " B = " + B );
		
		int pairs = 0;
		
		pairsMap.clear();
		
		for ( int n = A; n <= B; n++ )
		{
			String test = Integer.toString(n);
			
			for ( int j = 1; j < test.length(); j++ )
			{
				String test2 = test.substring(j, test.length()) + test.substring(0, j);
				
				int m = Integer.parseInt(test2);
				
				if ( test2.charAt(0) != '0' && n < m && m <= B && pairsMap.get(test+test2) == null)
				{
					pairs++;
					
					pairsMap.put(test+test2, "");
				}
			}
		}
		
		return "" + pairs;
	}
	
	public static void main (String [] args) throws IOException
	{
		String inputFile = args[0];
		
		File f = new File(inputFile);
		FileReader fr = new FileReader(f);
		BufferedReader br = new BufferedReader(fr);
		
		File f2 = new File(inputFile + ".out");
		FileWriter fw = new FileWriter(f2);

		String line = br.readLine();
		
		int count = Integer.parseInt(line);

		// resolve test cases
		int testcase = 1;
		
		for(int tests = 0; tests < count; tests++)
		{
			line = br.readLine();
			
			System.out.println(line);

			String output = "Case #"+testcase+": ";
			
			output += resolveTestCase(line);
			
			System.out.println(output+"\n");
			fw.write(output+"\r\n");
			
			testcase++;
		}
		
		fw.close();
		
	}
}
