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 * and open the template in the editor.
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package year_2012.qualification;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.HashSet;
import java.util.Set;

/**
 *
 * @author paul
 * @date 14 Apr 2012
 */
public class QuestionC {

    private static Set<Integer> getCycle(int x) {

        String s = Integer.toString(x);
        Set<Integer> set = new HashSet<Integer>();
        set.add(x);
        for (int c = 1; c < s.length(); c++) {
            String t = s.substring(c).concat(s.substring(0, c));
            set.add(Integer.parseInt(t));
        }
        return set;
        
    }

    private static Set<Integer> mask(Set<Integer> set, int a, int b) {
        Set<Integer> result = new HashSet<Integer>();

        for (int x : set) {
            if (x >= a && x <= b) {
                result.add(x);
            }
        }
        
        return result;

    }


    public static void main(String[] args) throws FileNotFoundException, IOException {

        String question = "C";

//        String name = "large";
        String name = "small-attempt0";
//        String name = "test";

        String filename = String.format("%s-%s", question, name);

        BufferedReader input = new BufferedReader(
                new FileReader(String.format("/home/paul/Documents/code-jam/2012/qualification/%s.in",
                filename)));

        String firstLine = input.readLine();

        PrintWriter pw = new PrintWriter(new File(
                String.format("/home/paul/Documents/code-jam/2012/qualification/%s.out", filename)));


        int T = Integer.parseInt(firstLine);

        // Loop through test cases.
        for (int i = 0; i < T; i++) {

//             Read data.
            String[] tokens = input.readLine().split(" ");

//            int N = Integer.parseInt(input.readLine());

            int A = Integer.parseInt(tokens[0]);
            int B = Integer.parseInt(tokens[1]);

//            System.out.format("%d, %d\n", A, B);

            boolean[] used = new boolean[B+1];
            int total = 0;
            for (int n = A; n <= B; n++) {
                if (!used[n]) {
                    Set<Integer> set = mask(getCycle(n), A, B);
                    int k = set.size();
                    total += (k * (k-1))/2;
                    for (int m : set) {
                        used[m] = true;
                    }
                }
            }

            pw.format("Case #%d: %d\n", i + 1, total);
        }

        pw.close();

    }

}

import java.io.*;
import java.util.Set;
import java.util.HashSet;

public class Recycler {
	public static void main(String[] args)
		throws IOException, FileNotFoundException {

		StreamTokenizer st = new StreamTokenizer(
				new FileReader(args[0]));

		FileWriter out = new FileWriter(args[1]);

		st.parseNumbers();
		if (st.nextToken() == StreamTokenizer.TT_EOF) eof_error();

		int numTestCases = (int) st.nval;
		int numDistinctPairs = 0;
		boolean twins = false;
		Set<Integer> partners = new HashSet<Integer>();

		for (int t = 0; t < numTestCases; ++t) {

			if (st.nextToken() == StreamTokenizer.TT_EOF) eof_error();
			int A = (int) st.nval;
			if (st.nextToken() == StreamTokenizer.TT_EOF) eof_error();
			int B = (int) st.nval;

			for (int i = A; i < B; ++i) {

				String curNumberString = String.valueOf(i);

				for(int j = 1; j < curNumberString.length(); ++j) {

					String sub1 = curNumberString.substring(j);
					String sub2 = curNumberString.substring(0, j);

					String test = sub1 + sub2;


					if (Integer.valueOf(test) > i &&
							Integer.valueOf(test) <= B) {

						if (! partners.contains(Integer.valueOf(test))) {
							++numDistinctPairs;
							partners.add(Integer.valueOf(test));
						}

					}

				}

				partners.clear();
			}
			out.write("Case #" + (t+1) + ": " + numDistinctPairs + "\n");
			numDistinctPairs = 0;
		}

		out.close();
	}

	private static void eof_error() {
		throw new RuntimeException("Unexpected end of file reached");
	}
}
