import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.HashSet;
import java.util.Set;


public class GoogleC {
	public String szamol(String input){
		String result="";
		String a=input;
		Integer min=Integer.parseInt(a.substring(0,a.indexOf(' ')));
		a=a.substring(a.indexOf(' ')+1);
		Integer max=Integer.parseInt(a);
		Long count=0l;
		for(Integer i=min; i<=max; i++){
			String e1=i.toString();
			Set<Integer> db=new HashSet<Integer>(); 
			for (int j=1; j<e1.length();j++){
				
				String e2=e1.substring(j)+e1.substring(0,j);
				Integer k=Integer.parseInt(e2);
				if (k>i && k<=max){
					db.add(k);
					//System.out.println(e1+"\t"+e2);
				}
				
			}
			count+=db.size();
		}
		
		return count.toString();
	}
	public static void main(String[] args) {
		GoogleC a=new GoogleC();
		//String filename="input.txt";
		//String filename="C-small-attempt0.in";
		String filename="C-large.in";
		String thisLine;
		try {
			BufferedReader br = new BufferedReader(new FileReader(filename));
			BufferedWriter bw= new BufferedWriter(new FileWriter(filename+".out"));
			thisLine=br.readLine();
			Integer tnum=Integer.parseInt(thisLine);
		     for(int i=0;i<tnum;i++) { // while loop begins here
		    	 	thisLine=br.readLine();
		           System.out.println(thisLine);
		           System.out.println("Case #"+(i+1)+": "+a.szamol(thisLine)+"\n");
		           bw.write("Case #"+(i+1)+": "+a.szamol(thisLine)+"\n");
		         } // end while 
		        // end try
		     br.close();
		     bw.close();
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}


	}

}

package gcj;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;

public class Recycled {
    public static void main(String args[]) throws Exception
    {
        BufferedReader br=new BufferedReader(new FileReader("c:/c.in"));
        BufferedWriter out=new BufferedWriter(new FileWriter("c:/out.txt"));
        String s;
      
        int t=Integer.parseInt(br.readLine());
        for(int i=0;i<t;i++)
        {s=br.readLine();
        String s2[]=s.split(" ");
        int a=Integer.parseInt(s2[0]);
        int b=Integer.parseInt(s2[1]);
        int res=0;
        
        for(int j=a;j<=b;j++)
        { int arr[]=new int[10];
          int dupidx=0;
          if(j<=10)
              continue;
          s=Integer.toString(j);
          int l=s.length();
          while(l>0)
          {
              s=s.substring(s.length()-1)+s.substring(0,s.length()-1);
              if(s.charAt(0)=='0')
              {   l--;
                  continue;
              }
              else
              {
                  if(Integer.parseInt(s)==j)
                  { l--;
                  continue;
                  }
                  if(check(arr,dupidx,Integer.parseInt(s))&Integer.parseInt(s)>j&&Integer.parseInt(s)<=b&&Integer.parseInt(s)>=a)
                  {   
                      arr[dupidx]=Integer.parseInt(s);
                      dupidx++;
                      res++;
                  
                  }
              }
              l--;
          }
        }
        out.write("Case #"+(i+1)+": "+res+"\n");
        }
        out.close();
    }
    public static boolean check(int arr[],int maxid,int val)
    {
        for(int i=0;i<maxid;i++)
        {
            if(arr[i]==val)
                return false;
        }
        return true;
    }
}
