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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.develog;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.StringTokenizer;

public class C {
	final int A = 0;
	final int B = 1;
	
	BufferedReader reader;
	BufferedWriter writer;
	String buf;
	String numStr[];
	
	public C() throws IOException{
		reader = new BufferedReader(new FileReader("C-small-attempt0.in"));
		writer = new BufferedWriter(new FileWriter("output.txt"));
		
		reader.readLine(); // # of case
		int cnt;
		
		for(int n=1; (buf = reader.readLine()) != null;	n++){
			numStr = getToken(buf);
			cnt = solve(numStr);
//			System.out.println(cnt);
			writer.write(String.format("Case #%d: %d\n", n, cnt));
		}
		reader.close();
		writer.close();
	}
	
	public String[] getToken(String sentence){
		String ret[] = new String[2];
		StringTokenizer token = new StringTokenizer(sentence, " \t");
		int i=0;
		while(token.hasMoreTokens()){
			ret[i++] = token.nextToken();
		}
		return ret;
	}
	
	public int solve(String str[]){
		long num[] = new long[2];
		long m;
		int cnt=0;
		ArrayList<Long> arNum;
		num[A] = Integer.parseInt(str[A]);
		num[B] = Integer.parseInt(str[B]);
		
		for(long a=num[A], b=num[B]; a<=b; a++){
			StringBuilder builder = new StringBuilder(String.valueOf(a));
			int len = builder.length();
			arNum = new ArrayList<Long>();
			for(int i=0; i<len-1; i++){
				builder.append(builder.charAt(0));
				builder.delete(0, 1);
				m = Long.parseLong(builder.toString());
				if(!arNum.contains(m) && a < m && m <= b){
					cnt++;
					arNum.add(m);
				}
			}
			
//			for(long v : arNum){
//				arNum.remove(v);
//			}
		}
		return cnt;
	}
}
