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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();

    }

}

package gcj;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Scanner;

class Recycled {
	Scanner sc;
	PrintWriter pw;
	
	int t, a, b, n, m, y;

	Recycled() {
		try {
			sc = new Scanner(new File("C-small-attempt0.in"));
			pw = new PrintWriter(new FileWriter("out-small.txt"));
		} catch (IOException e) {
		}
		
		t = sc.nextInt();
		int caseNum = 1;
		
		while (caseNum <= t) {
			y = 0;
			a = sc.nextInt();
			b = sc.nextInt();
			
			n = a;
			m = b;
			while (n < m) {
				while (m > n) {
					recycle(n, m);
					m--;
				}
				n++;
				m = b;
			}
			pw.println("Case #" + caseNum + ": " + y);
			caseNum++;
		}
		pw.flush();
		pw.close();
	}

	void recycle(int a, int b) {
		char[] n = String.valueOf(a).toCharArray();
		char[] m = String.valueOf(b).toCharArray();
		char[] shifted = null;

		for (int i = n.length - 1; i > 0; i--) {
			shifted = shift(n, i);
			if (equal(shifted, m)) {
				this.y++;
				return;
			}
		}
	}

	private char[] shift(char[] x, int start) {
		char[] ret = new char[x.length];

		int i = start;
		for (int j = 0; j < x.length; j++) {
			if (i < x.length) {
				ret[j] = x[i];
				i++;
			} else {
				i = 0;
				ret[j] = x[i];
				i++;
			}
		}
		return ret;
	}

	boolean equal(char[] a, char[] b) {
		for (int i = 0; i < a.length; i++) {
			if (a[i] != b[i])
				return false;
		}
		return true;
	}

	public static void main(String[] args) {
		new Recycled();
	}

}
