import java.io.*;

class code1
{
	public static void main(String args[]) throws Exception 
	{
		File ii = new File ("C-small-attempt1.in");
		FileInputStream fis = new FileInputStream(ii);
		BufferedReader  br = new BufferedReader(new InputStreamReader (fis));
		int cases = Integer.parseInt(br.readLine());
		FileOutputStream fout = new FileOutputStream ("output.txt");
		DataOutputStream dout = new DataOutputStream (fout);
		int total=0;
		for(int i=0;i<cases;i++){
		String temp = br.readLine();
		String parts [] = temp.split(" ");
		int lower = Integer.parseInt(parts[0]);
		int upper = Integer.parseInt(parts[1]);
		System.out.println(lower+" "+upper);
		
		for(int j=lower;j<=upper;j++)
		{
			int abc = j;int length=0;
			if(j<10)continue;
			while (abc!=0){abc/=10;length++;}
			abc=j;
			for(int m=0;m<length-1;m++){
				int shift = abc%10;
				abc=abc/10;
				System.out.println("hi "+j);
				abc=abc+shift*power(10,length-1);
				if(abc<=upper&&shift!=0&&abc>j)total++;
				System.out.println(total);
			}
		}
 		dout.writeBytes("Case #"+(i+1)+ ": "+total+"\n");
 		total=0;
		}//for close
		
	}

	private static int power(int i, int j) {
		int no=1;
		for(int a=0;a<j;a++){no=10*no;}
		return no;
	}
}
package codejam;

import java.io.*;
import java.util.Scanner;


public final class ReadWriteTextFile {


  
  /** Constructor. */
  ReadWriteTextFile(){
        try {
                out =new BufferedWriter(new FileWriter("output.in"));
            
                
              scanner = new Scanner(new FileInputStream("input.in"));
              

        } catch (FileNotFoundException ex) {
                  }catch (IOException ex) {
                
            }
  
      
  }
  
  /** Write fixed content to the given file. */
  void writeNextLine(int text)   {
        try {
            out.write("Case #"+lineNumber +": "+text+"\r\n");
  
            System.out.println("Case #"+lineNumber +": "+text);
            
        } catch (IOException ex) {
            
                 }
    
   lineNumber++;
  }
  
   String readLine()  {
    
       
       String output = scanner.nextLine();
      
    return output;
    
  }
   int readIntLine(){
    
    String output = scanner.nextLine();  
       return Integer.decode(output).intValue();
   }
   int readInt(){
    
       return scanner.nextInt();
   }
   
   public void close()
   {
        try {
            out.close();
        } catch (IOException ex) {
              }
   scanner.close();
   }
  // PRIVATE 
  private int lineNumber = 1;
  private BufferedWriter out = null;
  private Scanner scanner = null;
  
}