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 RecycledNumbers;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
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;
import java.util.StringTokenizer;

public class RecyledNumbers {

	public RecyledNumbers() {

	}

	public static int findRecycled(int low, int high) {
		Set<Pair> pairs = new HashSet<Pair>();
		for (int i = low; i <= high; i++) {
			String s = String.valueOf(i);
			for (int j = 1; j < s.length(); j++) {
				String newString = s.substring(j) + s.substring(0, j);
				int newValue = Integer.parseInt(newString);
				if (newValue <= high && newValue >= low && newValue != i
						&& !newString.startsWith("0")) {
					if (!pairs.contains(new Pair(newValue, i))) {
						pairs.add(new Pair(i, newValue));
					}
				}
			}

		}
		return pairs.size();
	}

	private static int parse(String input) {
		StringTokenizer st = new StringTokenizer(input, " ");
		if (st.countTokens() != 2)
			throw new IllegalArgumentException("Wrong no of values");
		int low = Integer.parseInt(st.nextToken());
		int high = Integer.parseInt(st.nextToken());

		return findRecycled(low, high);
	}

	public static void main(String[] args) {
		if (args.length != 2)
			throw new IllegalArgumentException("No file specified");

		List<String> data = new ArrayList<String>();
		List<String> results = new ArrayList<String>();
		try {
			FileInputStream fstream = new FileInputStream(args[0]);
			DataInputStream in = new DataInputStream(fstream);
			BufferedReader br = new BufferedReader(new InputStreamReader(in));
			String strLine;
			while ((strLine = br.readLine()) != null) {
				data.add(strLine);
			}
			in.close();
		} catch (Exception e) {// Catch exception if any
			System.err.println("Error: " + e.getMessage());
		}

		if (data.size() == 0)
			throw new IllegalArgumentException("No data in file");

		int noTestCases = Integer.parseInt(data.get(0));
		if (data.size() != noTestCases + 1)
			throw new IllegalArgumentException("Number of test cases is not "
					+ noTestCases);

		for (int i = 1; i <= noTestCases; i++) {
			results.add("Case #" + i + ": " + parse(data.get(i)));
		}

		try {
			FileWriter fostream = new FileWriter(args[1]);
			BufferedWriter out = new BufferedWriter(fostream);
			for (int i =0;i<results.size();i++) {
				String s = results.get(i);
				out.write(s);
				if (i<results.size()-1)
					out.newLine();
			}
			out.close();
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

	}
}
