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 * and open the template in the editor.
 */
package gcj;

import java.io.File;
import java.io.FileWriter;
import java.util.ArrayList;
import java.util.Scanner;

/**
 *
 * @author daniele
 */
public class GCJ_C {
    
    public static void main(String[] args) throws Exception{
        
        
        
        Scanner in = new Scanner(new File(args[0]));
        FileWriter out = new FileWriter("/home/daniele/Scrivania/Output");
        

        int prove=in.nextInt();
        int min,max;
        int cifre;
        int cifreaus;
        String temp;
        int aus;
        int count=0;
        ArrayList<Integer> vals = new ArrayList<Integer>();
        int jcount=0;
        ArrayList<Integer> perm = new ArrayList<Integer>();
        
        out.write("");
        out.flush();
        
        for(int i=1;i<=prove;i++){
            
            out.append("Case #" +i+": ");out.flush();
            
            min=in.nextInt();
            max=in.nextInt();
            
            for(int j=min;j<=max;j++){
               if(!vals.contains(j)){
                    temp=""+j;
                    cifre=temp.length();
                    aus=j;
                    perm.add(j);
                    for(int k=1;k<cifre;k++){
                        aus=rotateOnce(aus);
                        temp=""+aus;
                        cifreaus=temp.length();//elusione zeri iniziali
                        if(aus>=min && aus<=max && aus!=j && cifreaus==cifre && nobody(vals,perm)){ 
                            perm.add(aus);
                            jcount ++;
                            
                        }
                        
                    }
                    while(jcount>0){count+=jcount; jcount--;}
                    vals.addAll(perm);
                    perm= new ArrayList<Integer>();
                    
                }
            }
            out.append(count+"\n");out.flush();
            count=0;
            vals= new ArrayList<Integer>();
        }
        
        
        
    }
        static public int rotateOnce(int n){
            String s=""+n;
            if(s.length()>1){
                s=s.charAt(s.length()-1) + s.substring(0,s.length()-1);
                n=Integer.parseInt(s);
            }
            return n;
        }    
        
        static public boolean nobody(ArrayList<Integer> v,ArrayList<Integer> a){;
            for(int i=0;i<a.size();i++)
                if(v.contains(a.get(i))) return false;
            return true;
        } 
    
}


import java.io.IOException;
import java.nio.charset.Charset;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;


public class C_RecycledNumbers {

	//static String inputFile = "C_Sample.in";	
	static String inputFile = "C-small-attempt1.in";	
	//static String inputFile = "C-large-attempt0.in";

	public static void main(String[] args) {		
		List<String> input = null;
		List<String> output = new ArrayList<String>();

		String outputFile = inputFile.split("\\.")[0]+".out";

		try {
			input = Files.readAllLines(Paths.get("Input\\"+inputFile), Charset.defaultCharset());
		} catch (IOException e) {
			e.printStackTrace();
		}

		int cases = Integer.parseInt(input.get(0));		
		
		long startTime = System.currentTimeMillis();

		for(int currentCase = 1;currentCase<cases+1;currentCase++) {
			String line = input.get(currentCase);
			String outputLine = "Case #" + currentCase + ": ";

			String[] splitted = line.split(" ");
			int A=Integer.parseInt(splitted[0]);
			int B=Integer.parseInt(splitted[1]);
			int result = 0;
			
			if((""+A).length()==(""+B).length()) {
				int min = Math.min(A, B);
				int max = Math.max(A, B);

				for(int m=min;m<=max;m++) {
					for(int n=m+1;n<=max;n++) {
						String m_string = ""+m;
						
						boolean isRecycled=false;
						
						for(int nbChars=1;nbChars<m_string.length();nbChars++) {
							String m_move = m_string.substring(0, nbChars);
							String m_keep = m_string.substring(nbChars, m_string.length());
							int attempt = Integer.parseInt(m_keep+m_move);
							if(n==attempt) {
								isRecycled=true;
								break;
							}
						}
						
						if(isRecycled) {
							result++;
						}
					}			
				}
			}
			
			outputLine +=result; 

			System.out.println(outputLine);			
			output.add(outputLine);	
		}
		
		long endTime = System.currentTimeMillis();
		long elapsedTime = endTime - startTime;
		System.out.println("Elapsed time: " + elapsedTime/1000F + "s");
		
		try {
			Files.write(Paths.get("Output\\"+outputFile), output, Charset.defaultCharset());
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

}
