/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

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();

    }

}

package org.moriraaca.codejam;

import java.io.File;
import java.io.InputStream;
import java.io.PrintStream;

public abstract class AbstractSolver<TC extends TestCase> {
	protected final String RESOURCE_FOLDER = "src/main/resources/";

	/* Config */
	protected final String defaultInputFileName;

	protected final OutputDestination outputDestination;

	protected final DebugOutputLevel debugOutputLevel;

	protected final Class<? extends AbstractDataParser> dataParserClass;

	protected PrintStream output;

	protected PrintStream getOutput() {
		if (output == null) {
			try {
				switch (outputDestination) {
				case STDOUT:
					output = System.out;
					break;
				case FILE:
					output = new PrintStream(new File(
							defaultInputFileName.replaceAll("\\.in", "\\.out")));
				default:
					break;
				}
			} catch (Exception rethrow) {
				throw new Error("Fatal error on initialization of output",
						rethrow);
			}
		}

		return output;
	}

	public AbstractSolver() {
		try {
			SolverConfiguration config = getClass().getAnnotation(
					SolverConfiguration.class);
			debugOutputLevel = config.debugOutputLevel();
			outputDestination = config.outputDestination();
			defaultInputFileName = config.inputFileName();
			dataParserClass = config.parser();

		} catch (Exception log) {
			log.printStackTrace();
			throw new Error("Fatal error on initialization", log);
		}
	}

	public void write(String msg, DebugOutputLevel level) {
		if (level.ordinal() <= debugOutputLevel.ordinal()) {
			getOutput().print(msg);
		}
	}

	public final String solve() {
		return solve(defaultInputFileName);
	}

	@SuppressWarnings("unchecked")
	public final String solve(String fileName) {
		try {
			AbstractDataParser dataParser = dataParserClass.getConstructor(
					InputStream.class).newInstance(
					getClass().getClassLoader().getResourceAsStream(fileName));

			StringBuilder result = new StringBuilder();

			for (int i = 0; i < dataParser.getTestCases().length; i++) {
				result.append("Case #")
						.append(i + 1)
						.append(": ")
						.append(solveTestCase((TC) dataParser.getTestCases()[i]))
						.append("\n");
			}

			return result.toString();
		} catch (Exception e) {
			throw new Error("Fatal error on solve", e);
		}
	}

	public final void getSolution() {
		write(solve(), DebugOutputLevel.SOLUTION);
	}

	protected abstract String solveTestCase(TC testCase);
}
