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;
	}
}
import java.util.*;
class pqr 
{
	public static void main(String arf[])
	{
		int a;
		Scanner sc=new Scanner(System.in);
		a=sc.nextInt();
		int m=1;
		while(a!=0)
		{
			int p=sc.nextInt();
			int q=sc.nextInt();
			
				int max=0;//the answer
					for(int i=p;i<=q;i++)
					{
						
						int count=0;
						int z=i;
						int t=i;
						
						while(z!=0)
						{
						count++;//no of digits
						z=z/10;
						}
		
					
						for(int j=0;j<count-1;j++)
							{
							String s="";
							s=i%(int)(Math.pow(10,(j+1)))+""+i/(int)(Math.pow(10,(j+1)));
							int y=Integer.parseInt(s);
									if(y<=q && y>=t && y>i)	
									{	
									max++;
									}
			//					System.out.println(max);
								
							}
		
					}
					System.out.println("Case #"+m+": "+max);
		a--;	
			m++;		
		}
	}
}
