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 lt.kasrud.gcj.common;


import java.io.*;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

public class IO {
  public static Data readFile(String filename) throws IOException {
    Data results = new Data();

    BufferedReader reader = new BufferedReader(new FileReader(filename));
    String line = null;
    while ((line = reader.readLine()) != null) {
      results.add(new Record(line));
    }

    reader.close();
    return results;
  }

  private static String formatCase(int caseNr, String output) {
    return String.format("Case #%d: %s", caseNr, output);
  }

  public static void writeFile(String filename, List data) throws IOException {
    BufferedWriter writer = new BufferedWriter(new FileWriter(filename));
    for (int i = 0; i < data.size(); i++) {
      String output = formatCase(i + 1, data.get(i).toString());
      writer.write(output + "\n");
    }
    writer.close();
  }

  public static class Data {
    List<Record> records = new ArrayList<Record>();

    public void add(Record record){
      records.add(record);
    }

    public String getString(int recNr, int i){
      Record record = records.get(recNr);
      return record.getString(i);
    }

    public Integer getInt(int recNr, int i){
      Record record = records.get(recNr);
      return record.getInt(i);
    }

    public List<Record> getRecords(int from){
      return getRecords(from, records.size());
    }

    public List<Record> getRecords(int from, int to){
      return records.subList(from, to);
    }

  }

  public static class Record {
    String raw;
    String[] tokens;

    Record(String raw) {
      this(raw, " ");
    }

    Record(String raw, String separator) {
      this.raw = raw;
      tokens = raw.trim().split(separator);
    }

    public String getRaw() {
      return raw;
    }

    public String getString(int i) {
      return tokens[i];
    }

    public int getInt(int i) {
      return Integer.valueOf(getString(i));
    }

    public List<String> getStringList(int from){
      return getStringList(from, tokens.length);
    }

    public List<String> getStringList(int from, int to){
      return Arrays.asList(tokens).subList(from, to);
    }

    public List<Integer> getIntList(int from){
      return getIntList(from, tokens.length);
    }

    public List<Integer> getIntList(int from, int to){
      List<String> strings = Arrays.asList(tokens).subList(from, to);
      List<Integer> ints = new ArrayList<Integer>(strings.size());
      for (String s : strings){
        ints.add(Integer.valueOf(s));
      }
      return ints;
    }
  }
}
