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 com.google.cj;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.StringTokenizer;

public class Recycling {
	public static void main(String[] args) {
		List<String> fileContents = IOHandler
				.readInput("/home/wzedan/cj/input/recycling.in");

		List<String> output = getPairs(fileContents);
		IOHandler.writeOutput(output, "/home/wzedan/cj/output/recycling.out");
	}

	private static List<String> getPairs(List<String> fileContents) {
		List<String> output = new ArrayList<String>();

		for (String line : fileContents) {
			StringTokenizer st = new StringTokenizer(line);
			String lowerLimit = st.nextToken();
			String upperLimit = st.nextToken();

			if (lowerLimit.length() == 1 && upperLimit.length() == 1) {
				output.add("" + 0);
				continue;
			}
			int maxShiftFactor = upperLimit.length() - 1;
			List<String> refCharacters = new ArrayList<String>();
			buildRefCharacters(lowerLimit, upperLimit, refCharacters);
			int noOfPairs = 0;
			List<Entry> shiftedList = new ArrayList<Entry>();
			for (int distance = 1; distance <= maxShiftFactor; distance++) {
				System.out.println("Distance = [" + distance + "]");
				shiftedList.addAll(shiftList(refCharacters, distance,
						Integer.valueOf(upperLimit) , Integer.valueOf(lowerLimit)));
				Set<Entry> s = new HashSet<Entry>(shiftedList);
				shiftedList.clear();
				shiftedList.addAll(s);
//				System.out.println("ShiftedList length [" + shiftedList.size() + "]");
//				System.out.println(shiftedList);
				
				
			}
//			System.out.println("No of pairs [" + shiftedList.size()
//					+ "] for lowerLimit [" + lowerLimit
//					+ "] and upperLimt [" + upperLimit + "]");

			output.add("" + shiftedList.size());
		}
		return output;
	}

	private static int findMatches(List<String> refCharacters,
			List<Entry> shiftedList) {
		int noOfPairs = 0;
//		for (int i = 0; i < shiftedList.size(); i++) {
//			if (refCharacters.contains(shiftedList.get(i).value)) {
//				noOfPairs +=1;
//			}
//		}
		return shiftedList.size();
	}

	private static void buildRefCharacters(String lowerLimit,
			String upperLimit, List<String> refCharacters) {
		for (int i = Integer.valueOf(lowerLimit); i <= Integer
				.valueOf(upperLimit); i++) {
			refCharacters.add("" + i);
		}
	}

	private static List<Entry> shiftList(List<String> refCharacters,
			int distance, int upperLimit , int lowerLimit) {
		List<Entry> shiftedList = new ArrayList<Entry>();
		for (int i = 0; i < refCharacters.size(); i++) {
			Entry entry = shift(refCharacters.get(i), i, distance, upperLimit , lowerLimit);
			if (entry != null) {
				shiftedList.add(entry);
			}
		}
		return shiftedList;
	}

	public static Entry shift(String n, int index, int distance, int upperLimit , int lowerLimit) {
		String nCopy = n;
		if (!hasAllSameDigit(n)) {
			//System.out.println("Shifting [" + n + "] distance [" + distance + "]");
			String shiftPattern = n
					.substring(n.length() - distance);
			int shiftPatternIndex = n.length() - shiftPattern.length();
					
			String modifiedN = n.substring(0, shiftPatternIndex);
			n = shiftPattern + modifiedN;
			if (n.startsWith("0")) {
				n = nCopy;
			}
			
			int nInteger = Integer.valueOf(n);
			// A <= n < m <= B
			if(nInteger < lowerLimit){
				n = nCopy;
			}
			if (nInteger > upperLimit) {
					n = nCopy;
			}
			if(Integer.valueOf(nCopy) > nInteger ){
				n = nCopy;
			}
		}
		return !n.equals(nCopy) ? new Entry(nCopy, n) : null;
	}

	private static boolean hasAllSameDigit(String n) {
		char c = n.charAt(0);
		for (int i = 0; i < n.length(); i++) {
			if (n.charAt(i) != c) {
				return false;
			}
		}
		return true;
	}
}
