/*
 * To change this template, choose Tools | Templates
 * 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;
        } 
    
}


/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package codejam.qualification.recyclednumbers;

import java.util.HashSet;
import java.util.List;
import java.util.Set;
import util.BaseResolver;
import util.Util;

/**
 *
 * @author bohmd
 */
public class RecycledNumbers extends BaseResolver {

    int cases;

    public static void main(String[] args) throws Exception {
        if (args.length == 0 || args[0].equals("")) {
            throw new Exception("The first parameter must be the input file name without extension.");
        } else {
            new RecycledNumbers(args[0]).resolve();
        }
    }

    public RecycledNumbers(String file) {
        super(file);
    }

    @Override
    protected void executeLine(String line) throws Exception {
        if (getLineNum() == 0) {
            cases = Util.getInt(line);
        } else {
            List<Integer> lineCase = Util.getIntList(line);
            write(resolveCase(lineCase.get(0), lineCase.get(1)));
        }
    }
    
    protected String resolveCase(int min, int max) {
        Set<Pair> pairSet= new HashSet<Pair>();
        for(int i=min; i<=max; i++)
        {
            String n = i+"";
            for(int j=0; j<n.length(); j++)
            {
                String m = n.substring(j)+n.substring(0,j);
                int mInt=Integer.parseInt(m);
                if(mInt>i && mInt<=max)
                {
                    pairSet.add(new Pair(i, mInt));
                }
            }
        }
        return " "+pairSet.size();
    }
    
    private class Pair
    {
        int m;
        int n;

        public Pair(int n, int m) {
            this.m = m;
            this.n = n;
        }

        @Override
        public boolean equals(Object obj) {
            if (obj == null) {
                return false;
            }
            if (getClass() != obj.getClass()) {
                return false;
            }
            final Pair other = (Pair) obj;
            return (this.n == other.n && this.m == other.m) || (this.n == other.m && this.m == other.n);
        }

        @Override
        public int hashCode() {
            int hash = 7;
            hash = 11 * hash + this.m + this.n;
            return hash;
        }
    }
}
