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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 com.qualification;

import java.io.*;
import java.util.ArrayList;
import java.util.List;

public class Two {
    public static void main(String[] args) throws FileNotFoundException, IOException {
        FileReader fr = new FileReader("/Users/minerva/Desktop/input.txt");
        FileWriter fw = new FileWriter("/Users/minerva/Desktop/output.txt");
        
        BufferedReader br = new BufferedReader(fr);
        PrintWriter pr = new PrintWriter(fw);
        
        int numInputs = Integer.valueOf(br.readLine());
        
        for(int i=0;i<numInputs;i++) {
            String str = br.readLine();
            String values[] = str.split(" ");
            int num1 = Integer.parseInt(values[0]);
            int num2 = Integer.parseInt(values[1]);
            
            pr.println("Case #" + (i + 1) + ": " + Shifter.count(num1, num2));
        }
        pr.flush();
    }
}

class Shifter {
    private long input;
    private List<Long> rmap = new ArrayList<Long>();
    
    public Shifter(long input) {
        this.input = input;
    }
    
    private List<Long> generate() {
        int length = new Long(input).toString().length();
        long pow10 = (long)Math.pow(10,length);
        
        for (int pow = 10;;pow *= 10) {
            long n1 = input / pow;
            long n2 = input % pow;
            
            if (n1 == 0) break;
            
            long n3 = n2 * pow10 / pow + n1;
            //System.out.print(n1 + "," + n2 + " (" + input + "," + n3 + ")");
            
            if (n3 > input) {
                //System.out.println("*");
                int n3len = new Long(n3).toString().length();
                if (n3len == length && !rmap.contains(n3)) rmap.add(n3);
            } else {
                //System.out.println();
            }
        }
        
        return rmap;
    }
    
    public static long count(long num1, long num2) {
        long count = 0;
        
        for (long i = num1; i <= num2; i++) {
            List<Long> results = new Shifter(i).generate();
            for(Long item:results) {
                if (item <= num2) {
                    count++;
                    //System.out.println("(" + i + "," + item + ")");
                }
            }
        }
        
        return count;
    }
}

/* in    op     
 * 1234  2341
 */
