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 be.mokarea.gcj.recyclednumbers;

import java.io.PrintWriter;
import java.util.HashSet;

import be.mokarea.gcj.common.TestCaseReader;
import be.mokarea.gcj.common.Transformation;

public class RecycledNumbersTransformation extends
		Transformation<RecycledNumbersTestCase> {

	public RecycledNumbersTransformation(
			TestCaseReader<RecycledNumbersTestCase> caseReader,
			PrintWriter outputWriter) {
		super(caseReader, outputWriter);
	}

	@Override
	protected String transform(RecycledNumbersTestCase testCase) {
		HashSet<PairOfInteger> setOfN_M = new HashSet<PairOfInteger>();
		final int a = testCase.getA();
		final int b = testCase.getB();
		for (int n = a; n <= b; n++) {
			for (int m : recycledNumberOf(n)) {
				if ( a <= n && n < m && m <= b) {
					setOfN_M.add(new PairOfInteger(n,m));
				}
			}
		}
		return formatOutput(testCase.getCaseNumber(), setOfN_M.size());
	}
	
	private String formatOutput(int caseNumber, int nbMatches) {
		StringBuffer buf = new StringBuffer();
		buf.append("Case #");
		buf.append(caseNumber);
		buf.append(": ");
		buf.append(nbMatches);
		return buf.toString();
	}

	private HashSet<Integer> recycledNumberOf(int n) {
		HashSet<Integer> recycledNumbers = new HashSet<Integer>();
		String nAsString = String.valueOf(n);
		for (int nbDigit = 1 ; nbDigit < nAsString.length(); nbDigit++) {
			final String end = nAsString.substring(nbDigit, nAsString.length());
			final String front = nAsString.substring(0, nbDigit);
			final String n2 = end + front;
			recycledNumbers.add(Integer.parseInt(n2));
		}
		return recycledNumbers;
	}

	class PairOfInteger {
		@Override
		public int hashCode() {
			final int prime = 31;
			int result = 1;
			result = prime * result + m;
			result = prime * result + n;
			return result;
		}

		@Override
		public boolean equals(Object obj) {
			if (this == obj)
				return true;
			if (obj == null)
				return false;
			if (getClass() != obj.getClass())
				return false;
			PairOfInteger other = (PairOfInteger) obj;
			if (m != other.m)
				return false;
			if (n != other.n)
				return false;
			return true;
		}

		private final int n;
		private final int m;
		
		PairOfInteger(int n, int m) {
			this.n = n;
			this.m = m;
		}
	}
}
