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


public class RecycledNumber { 
	
	public static void main(String[] args) throws NumberFormatException, IOException {
		
		File file = new File("/home/leandro/workspaces/googleCodeJam/RecycledNumbers/cases/C-small-attempt0.bin");
        BufferedReader br;
        br = new BufferedReader(new FileReader(file));
        int cases = Integer.parseInt(br.readLine());       
        for (int i = 1; i <= cases; i++) {
        	String line = br.readLine();
        	StringTokenizer tokenizer = new StringTokenizer(line);
        	Integer intA = Integer.parseInt(tokenizer.nextToken());
        	Integer intB = Integer.parseInt(tokenizer.nextToken());
        	int count = 0;
    		for (int n = intA; n <= intB; n++) {
    			for (Integer m : shift(n)) {
    				if(intA <= n && n < m && m <= intB){
    					//System.out.println(n + " - " + m);
    					count++;
    				}
    			}
    			
    		}
			System.out.println("Case #"+ i + ": " + count);
		}
		
		
		
		/*
		String A = "1111";
		String B = "2222";
		Integer intA = Integer.parseInt(A);
		Integer intB = Integer.parseInt(B);
		
		int count = 0;
		for (int n = intA; n <= intB; n++) {
			for (Integer m : shift(n)) {
				if(intA <= n && n < m && m <= intB){
					System.out.println(n + " - " + m);
					count++;
				}
			}
			
		}
		System.out.println("Total: "+ count);
		*/
	}
	
	private static Set<Integer> shift(int value){
		Set<Integer> retorno = new HashSet<Integer>();
		
		// length = 1 have no possibilities
		if(value < 10 ){
			return retorno;
		}
		String strValue = Integer.toString(value);
		
		String nextToAnalyze = strValue;
		for (int i = 1; i <= strValue.length()-1 ; i++) {
			char[] shifted = new char[nextToAnalyze.length()];
			for (int j = 0; j < nextToAnalyze.length(); j++) {
				if(j == 0){
					shifted[nextToAnalyze.length()-1] = nextToAnalyze.charAt(j);
				} else {
					shifted[j-1] = nextToAnalyze.charAt(j);
				}
			}
			nextToAnalyze = new String(shifted);
			// check for leading zeros
			if(nextToAnalyze.charAt(0) != '0'){
				retorno.add(Integer.parseInt(nextToAnalyze));
			}
		}
		return retorno;
	}
}
