package Main;

import com.sun.deploy.util.ArrayUtil;
import org.apache.commons.lang3.ArrayUtils;

import java.io.*;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;

/**
 * Created with IntelliJ IDEA.
 * User: arran
 * Date: 14/04/12
 * Time: 3:12 PM
 * To change this template use File | Settings | File Templates.
 */
public class Round {
    public StringBuilder parse(BufferedReader in) throws IOException {
        StringBuilder out = new StringBuilder();
        String lineCount = in.readLine();

        for (int i = 1; i <= Integer.parseInt(lineCount); i++)
        {
            out.append("Case #"+i+": ");
            System.err.println("Case #"+i+": ");
            String line = in.readLine();
            String[] splits = line.split(" ");
            int p1 = Integer.valueOf(splits[0]);
            int p2 = Integer.valueOf(splits[1]);
            int r = pairRecyclable(p1, p2);
            out.append(r);

//            if (i < Integer.parseInt(lineCount))
                out.append("\n");
        }
        return out;
    }

    public static int pairRecyclable(int i1, int i2) {
        HashSet<String> hash = new HashSet<String>();
        for (int i = i1; i < i2; i++)
        {
            String istr = String.valueOf(i);
            if (istr.length() < 2) continue;
            for (int p = 0; p < istr.length() ; p++)
            {
                String nistr = istr.substring(p,istr.length()).concat(istr.substring(0,p));
                if (Integer.valueOf(nistr) < i1) continue;
                if (Integer.valueOf(nistr) > i2) continue;
                if (nistr.equals(istr)) continue;
                String cnistr = (Integer.valueOf(nistr) > Integer.valueOf(istr)) ?  istr + "," + nistr : nistr + "," + istr;
                hash.add(cnistr);
            }
        }
        return hash.size();
    }

    public static void main(String[] args) {
        InputStreamReader converter = null;
        try {
            int attempt = 0;
            String quest = "C";
//            String size = "small-attempt";
            String size = "large";
            converter = new InputStreamReader(new FileInputStream("src/resource/"+quest+"-"+size+".in"));
            BufferedReader in = new BufferedReader(converter);
            Round r = new Round();
            String str = r.parse(in).toString();
            System.out.print(str);
            FileOutputStream fos = new FileOutputStream(quest+"-"+size+".out");
            OutputStreamWriter osw = new OutputStreamWriter(fos);
            BufferedWriter bw = new BufferedWriter(osw);
            bw.write(str);
            bw.flush();
            bw.close();
        } catch (IOException e) {
            e.printStackTrace();
        }

    }
}

package main;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

public class RecycledNumbers {

	public static void main(String... args) throws NumberFormatException, IOException {
		BufferedReader buffer = new BufferedReader(new InputStreamReader(new FileInputStream(args[0])));
		
		int qtd = Integer.parseInt(buffer.readLine());
		
		List<String> saida = new ArrayList<String>();
		for (int i = 1; i <= qtd; i++) {
			combinacoesFeitas = new HashSet<String>();
			saida.add("Case #" + i + ": " + qtsTemNoIntervalo(buffer.readLine()));
		}
		
		buffer.close();
		
		escrevaNoArquivoASaida("output.txt", saida);
	}

	private static void escrevaNoArquivoASaida(String nomeArquivo, List<String> saida) throws IOException {
		BufferedWriter br = new BufferedWriter(new FileWriter(new File(nomeArquivo)));  
		
		for (String string : saida) {
			br.write(string + "\n");
		}
		  
		br.close(); 
	}
	
	public static int qtsTemNoIntervalo(String linha) {
		String[] valores = linha.split(" ");
		return qtsTemNoIntervalo(Integer.valueOf(valores[0]), Integer.valueOf(valores[1]));
	}
	
	static Set<String> combinacoesFeitas = new HashSet<String>();
	public static int qtsTemNoIntervalo(int inicio, int fim) {
		int tamanhoString = String.valueOf(inicio).length();
		
		int count = 0;
		for (int numeroAtual = inicio; numeroAtual <= fim; numeroAtual++) {
			String numeroAtualString = String.valueOf(numeroAtual);
			
			for(int indiceSubs = 1; indiceSubs < tamanhoString; indiceSubs++) {
				String rabo = numeroAtualString.substring(indiceSubs);
				String cabeca = numeroAtualString.substring(0, indiceSubs);
				
				String novoNumeroString = rabo + cabeca;
				int novoNumero = Integer.valueOf(novoNumeroString);
				novoNumeroString = String.valueOf(novoNumero);
				
				if (inicio <= novoNumero 
					&& numeroAtual < novoNumero 
					&& novoNumero <= fim
					&& numeroAtualString.length() == novoNumeroString.length()
					&& !combinacoesFeitas.contains(numeroAtual + novoNumeroString)) {
					count++;
					combinacoesFeitas.add(numeroAtual + novoNumeroString);
				}
			}
		}

		return count;
	}

}
