import java.util.Scanner;

class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int t=sc.nextInt();
		int casos=1, a, b, n, m, cont;
		while(t!=0){
			a=sc.nextInt();
			b=sc.nextInt();
			if(a>b){
				int aux=a;
				a=b;
				b=aux;
			}
			System.out.printf("Case #%d: ",casos++);
			if(a==b){
				System.out.printf("%d\n",0);
			}else{
				cont=0;
				for(n=a;n<b;n++){					
					for(m=n+1;m<=b;m++){					
						if(isRecycled(n,m)) cont++;
					}
				}
				System.out.printf("%d\n",cont);
			}
			t--;
		}		
	}
	public static boolean isRecycled(int n1, int n2){
		String s1, s2, aux;
		s1 =  String.valueOf( n1 );
		s2 =  String.valueOf( n2 );		
		boolean r = false;		
		for(int i=0;i<s1.length();i++){
			aux="";
			aux=s1.substring(i,s1.length())+s1.substring(0,i);
//			System.out.println(aux);
			if(aux.equals(s2)){
				r=true;
				break;
			}
		}		
		return r;
	}
}

package com.jp.common;

import java.io.BufferedReader;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.PrintStream;
import java.util.Scanner;

public class InputOutputProcessor {
  
  private int numberOfCases;
  private boolean doesInputHaveDataSetLines;
  private int indexOfDataSetLine;
  private int numberOfDataSetLines;
  private final static String DELIMITER = " ";
  
  private Scanner scanInput;
  
  public void initializeInput(String strInputFileName) {
    readInput(strInputFileName);
    numberOfCases = Integer.parseInt(scanInput.nextLine());
  }
  
  /*
   * read input
   */
  private void readInput(String strInputFileName) {
    try {
      scanInput = new Scanner(new BufferedReader(new FileReader(
          strInputFileName)));
    }
    
    catch (Exception exp) {
      // exp.printStackTrace();
      System.out.println(" Please provide File Name with proper location ");
    }
  }
  
  public String[] getDataSet() throws Exception {
    String[] dataSet;
    String strDataSetLine = "";
    
    strDataSetLine = scanInput.nextLine();
    
    if (doesInputHaveDataSetLines) {
      String[] DataSetLineArray = strDataSetLine.split(DELIMITER);
      numberOfDataSetLines = Integer
          .parseInt(DataSetLineArray[indexOfDataSetLine]);
    }
    
    dataSet = new String[numberOfDataSetLines];
    dataSet[0] = strDataSetLine;
    
    for (int i = 1; i < numberOfDataSetLines; i++) {
      dataSet[i] = scanInput.nextLine();
    }
    return dataSet;
  }
  
  /**
   * * @return Returns the numberOfDataSetLines.
   */
  public int getNumberOfDataSetLines() {
    return numberOfDataSetLines;
  }
  
  /**
   * @param numberOfDataSetLines
   *          The numberOfDataSetLines to set.
   */
  public void setNumberOfDataSetLines(int numberOfDataSetLines) {
    this.numberOfDataSetLines = numberOfDataSetLines;
  }
  
  /**
   * * @return Returns the numberOfCases.
   */
  public int getNumberOfCases() {
    return numberOfCases;
  }
  
  /**
   * * @return Returns the doesInputHaveDataSetLines.
   */
  public boolean isDoesInputHaveDataSetLines() {
    return doesInputHaveDataSetLines;
  }
  
  /**
   * @param doesInputHaveDataSetLines
   *          The doesInputHaveDataSetLines to set.
   */
  public void setDoesInputHaveDataSetLines(boolean doesInputHaveDataSetLines) {
    this.doesInputHaveDataSetLines = doesInputHaveDataSetLines;
  }
  
  /**
   * * @return Returns the indexOfDataSetLine.
   */
  public int getIndexOfDataSetLine() {
    return indexOfDataSetLine;
  }
  
  /**
   * @param indexOfDataSetLine
   *          The indexOfDataSetLine to set.
   */
  public void setIndexOfDataSetLine(int indexOfDataSetLine) {
    this.indexOfDataSetLine = indexOfDataSetLine;
  }
  
  public void closeScanner() {
    scanInput.close();
  }
  
  public void writeOutput(String outputFileName, String[] resultArray) {
    PrintStream out = null;
    try {
      out = new PrintStream(new FileOutputStream(outputFileName));
      for (int i = 0; i < resultArray.length; i++) {
        out.print(resultArray[i]);
        out.print("\n");
      }
      out.close();
    } catch (Exception e) {
      e.printStackTrace();
      System.exit(0);
    }
    
  }
  
}
