/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

import java.io.File;
import java.io.FileInputStream;
import java.util.Scanner;

/**
 *
 * @author imgps
 */
public class C {
    public static void main(String args[]) throws Exception{
        int A,B;
        int ctr = 0;
        int testCases;
        
        Scanner sc = new Scanner(new FileInputStream("C-small-attempt0.in "));
        testCases = sc.nextInt();
        int input[][] = new int[testCases][2];
        for(int i=0;i<testCases;i++)
        {
          //  System.out.print("Enter input A B: ");
            input[i][0] = sc.nextInt();
            input[i][1] = sc.nextInt();
            
        }
  

for(int k=0;k<testCases;k++){
      ctr = 0;
      A = input[k][0];
      B = input[k][1];
        for(int i = A;i<=B;i++){
            int num = i;
            int nMul = 1;
            int mul = 1; 
            int tnum = num/10;
            while(tnum > 0){
                mul = mul *10;
                tnum= tnum/10;
            }
            tnum = num;
            int n = 0;
            while(tnum > 0 && mul >= 10){
                nMul = nMul * 10;
                n = (num % nMul) * mul + (num / nMul);
                mul = mul / 10;
                tnum = tnum / 10;
                for(int m=num;m<=B;m++){
                    
                    if(n == m && m > num){
                        ctr++;
                    }
                }
                
                
                
         
            }
        }
        System.out.println("Case #"+(k+1)+": "+ctr);
        
    }
    }
}

import java.util.ArrayList;
import java.util.List;

public class Main {

	public static void main(String[] args) {
		List<String> lstLinesOutput = new ArrayList<String>();
		int iNbAnswers;
		List<String> lstLinesInput = FileReaderHandler.openFile("/home/guillaume/Bureau/input");
		
		
		for(int n=1;n< Integer.parseInt(lstLinesInput.get(0)) + 1;n++){
			String sOutput = "Case #" + n + ": ";
			List<String> box = new ArrayList<String>();
			iNbAnswers = 0;
			String sInput = lstLinesInput.get(n);
			String[] hInput = sInput.split(" ");
			//to int array
			int[] iInput = new int[hInput.length];
			for(int i=0;i < hInput.length;i++){
				iInput[i] = Integer.parseInt(hInput[i]);
			}
			
			int iMin = iInput[0];
			int iMax = iInput[1];
			for(int i=iMin;i<iMax + 1;i++){
				String s = "" + i;
				for(int j=1; j<s.length();j++){
					String depl = s.substring(s.length() -j);
					String sRecycled = depl + s.substring(0, s.length() - j);
					int iToTest = Integer.parseInt(sRecycled);
					if(iToTest <= iMax && iToTest > i && !box.contains(i + "-" + iToTest)){
						box.add(i + "-" + iToTest);
						iNbAnswers++;
					}
				}
			}
			sOutput += iNbAnswers;
			lstLinesOutput.add(sOutput);
		}
		
		if(Integer.parseInt(lstLinesInput.get(0)) != lstLinesOutput.size()){
			System.out.println("ERROR!!!");
		}
		FileWriterHandler.writeToFile(lstLinesOutput);
	}
}