/*
 * 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 codejam;
import java.util.Hashtable;
public class RecycledNumbers {
	@SuppressWarnings("unchecked")
	Hashtable h1; 
	@SuppressWarnings("unchecked")
	RecycledNumbers(){
		h1 = new Hashtable();
	}
	@SuppressWarnings("unchecked")
	long noOfPairs(long min, long max, long num){
		String sMin = ""+min;
		String sMax = ""+max;
		String sNum = ""+num;
		
		long countPairs = 0;
		
		int nod = sMin.length();
		int i = 0;
		char fd = sNum.charAt(0);
		for( i = 1; i < nod ; i++){
			
			String block = sNum.substring(i);
			if( block.charAt(0)=='0' || (block.charAt(0)> sMax.charAt(0)) || block.charAt(0)<fd)
				continue;
			else if( block.charAt(0)== sMax.charAt(0)){
				int j = 2;
				boolean can = true;
				for( ; j<= block.length() ;j++){
					String sTemp = block.substring(0,j);
					long temp = Long.parseLong(sTemp);
					temp *= (long)Math.pow(10, nod - j);
					if( temp > max){
						can = false;
						break;
					}
				}
				if( !can ){
					continue;
				}
			}
			
			String sPair = block + sNum.substring(0,i);					
			long pair = Long.parseLong(sPair);
			boolean contains = h1.containsKey(sNum+" "+sPair);
			if( pair > num && pair<=max && !contains){
				h1.put(sNum+" "+sPair, countPairs);
				countPairs ++;
			}
			
		}
		return countPairs;
	}	
	public static void main(String[]args){
		long i = 0;
		long count = 0;
		RecycledNumbers r1 = new RecycledNumbers();
		
		FileRead fr = new FileRead("C-small-attempt0.in");
		FileWrite fw = new FileWrite("C-small-ouput.txt");
		//FileRead fr = new FileRead("C-large-attempt0.in");
		//FileWrite fw = new FileWrite("C-large-ouput.txt");
		
		int t = fr.readNextInt();
		int j = 0;
		long A,B;
		
		for( ; j< t; j++){
			count = 0;
			String nextLine = fr.readNextLine();
			A = Long.parseLong(nextLine.split(" ")[0]);
			B = Long.parseLong(nextLine.split(" ")[1]);
			for( i = A; i < B; i++){
				count += r1.noOfPairs(A,B,i);				
			}
			fw.writeLine("Case #"+(j+1)+": "+count);
		}		
		fr.close();
		fw.close();
	}
	
}
