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.util.Scanner;

class Recycle{
    static Scanner sc = new Scanner(System.in);
    static long[] pow={1,10,100,1000,10000,100000,1000000,10000000};
    public static void solve()
    {
	long A =sc.nextInt();
	long B =sc.nextInt();
	long sum=0;
	long j;
	String si,sj,sk;
	int tj,k;
	Boolean t2,t=false;
	int d,z='0';
	for(long i=A;i<=B;i++)
	    {if(i>9){
		    // t=(i%10==0);
		
	     	    // j=(i/10)+(i%10)*pow[(int)Math.round(Math.floor(Math.log(i)/Math.log(10)))];
		    si=""+i;
		    // tj=(int)(j%10);
		    // d=z+tj;
		    sj=si;
		    sk="";
		    sk=sk+sj.charAt(sj.length()-1);
		    for(k=1;k<sj.length();k++)
			sk=sk+sj.charAt(k-1);
		    // t2=t;
		    j=Integer.parseInt(sk);
		    
	     	    //System.out.println(i+" "+j);
		    while(!sk.equals(si))
			{
			    if(j>i && j<=B && j>=A && sk.charAt(0)!=0 && si.charAt(0)!=0)
				sum++;
			    sj=sk;
			    sk="";
			    sk=sk+sj.charAt(sj.length()-1);
			    for(k=1;k<sj.length();k++)
				sk=sk+sj.charAt(k-1);
			    j=Integer.parseInt(sk);
			    //System.out.println(i+" "+si+" "+j+" "+sk);
			    // if(!t2)
			    // 	j=(j/10)+(j%10)*pow[(int)Math.round(Math.floor(Math.log(j)/Math.log(10)))];	
			    // else
			    // 	j=(j/10)+(j%10)*pow[1+(int)Math.round(Math.floor(Math.log(j)/Math.log(10)))];
			    // t2=t;
			}
	     	}

	    }
	
	System.out.println(sum);
    }

    public static void main(String[] args)
    {
	int n=sc.nextInt();
	sc.nextLine();

	for(int i=0;i<n;i++)
	    {
		System.out.print("Case #"+(i+1)+": ");
		solve();
	    }
    }
    
}