package it.simone.google.code.jam2012;

import java.util.HashSet;
import java.util.Set;

public class RecycledNumber implements GoogleCodeExercise {

	int a = 0;
	int b = 0;
	Set<Couple> distinctCouple = null;
	long maxTime = 0;

	private class Couple {
		int x = 0;
		int y = 0;

		public Couple(int x, int y) {
			this.x = x;
			this.y = y;
		}

		@Override
		public int hashCode() {
			final int prime = 31;
			int result = 1;
			result = prime * result + getOuterType().hashCode();
			result = prime * result + x;
			result = prime * result + y;
			return result;
		}

		@Override
		public boolean equals(Object obj) {
			if (this == obj)
				return true;
			if (obj == null)
				return false;
			if (getClass() != obj.getClass())
				return false;
			Couple other = (Couple) obj;
			if (!getOuterType().equals(other.getOuterType()))
				return false;
			if (x == other.x && y == other.y)
				return true;
			if (x == other.y && y == other.x)
				return true;
			return false;
		}

		private RecycledNumber getOuterType() {
			return RecycledNumber.this;
		}

	}

	@Override
	public String execute(String line) {
		int result = 0;

		String[] data = line.split(" ");
		a = Integer.parseInt(data[0]);
		b = Integer.parseInt(data[1]);
		initialize();

		int n = a;
		//
		while (n <= b) {
			result += analize(n);
			n++;
//			if (n % 1000 == 0)
//				System.out.println(n);
		}

		System.out.println(result);
		return "" + result;
	}

	@Override
	public void initialize() {
		distinctCouple = new HashSet<Couple>();
	}

	private int analize(int number) {
		String numString = "" + number;
		initialize();
		for (int i = 1; i < numString.length(); i++) {
			int m = shift(numString, i);
			if (a <= number && number < m && m <= b) {
				Couple couple=new Couple(number,m);
				if (!distinctCouple.contains(couple))
					distinctCouple.add(couple);
			}
		}
		return distinctCouple.size();
	}

	private int shift(String numString, int posx) {

		String result = null;
		result = "" + numString.substring(posx) + numString.substring(0, posx);

		return Integer.parseInt(result.toString());
	}

}

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.HashMap;
import java.util.HashSet;
import java.util.Iterator;

import javax.security.auth.x500.X500Principal;


public class RecycledNumbers {

	static HashSet<Integer> set = new HashSet<Integer>();
	static ArrayList<Integer> rotate = new ArrayList<Integer>();
	int counter = 0;
	int count=1;
	public static void main(String[] args) {
		try {
			
			BufferedReader in = new BufferedReader(new FileReader("input.txt"));
			BufferedWriter out = new BufferedWriter(new FileWriter("A-small.out"));
			RecycledNumbers x = new RecycledNumbers();
			String str;
			in.readLine();
			while ((str = in.readLine()) != null) {
				x.recycle(str);
				out.write("Case #"+(x.count++)+": "+x.counter+"\n");
				x.counter = 0;
			}
			in.close();
			out.close();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
	void recycle(String in)
	{
		int a = Integer.parseInt(in.split(" ")[0]);
		int b = Integer.parseInt(in.split(" ")[1]);
		for (int n = a; n < b ; n++) {
			rotateNumber(n);
			if(rotate.size()>0){
				for (int i = 0; i < rotate.size(); i++) {
					int m = rotate.get(i);
					if(a <= n && n < m && m <= b)
						counter++;
				}
			}	
			
		}
		
	}
	
	static void rotateNumber(int number){
		rotate = new ArrayList<Integer>();
		int start = number;
		int numdigits = (int) Math.log10((double)number);
		int multiplier = (int) Math.pow(10.0, (double)numdigits);
		while(true){
               int q = number / 10;
               int r = number % 10;

               //1234 = 123;
               number = number / 10;
               number = number + multiplier * r;

               if(number == start)
                     return;
               rotate.add(number);
         }
	}
}
