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.io.*;
class yo
{
public static void main(String args[])
throws IOException
{
try
{
FileWriter fs=new FileWriter("o1.out");
FileInputStream f1=new FileInputStream("C-small-attempt3 (1).in");
DataInputStream d=new DataInputStream(f1);
BufferedReader br=new BufferedReader(new InputStreamReader(d));
BufferedWriter out=new BufferedWriter(fs);
String s,s1;
s=br.readLine();
int T=Integer.parseInt(s);
int cnt=0,nn,f,ll,ul,p;
String w1;
char temp;
for(int i=0;i<T;i++)
{
out.write("Case #"+(i+1)+": ");
s1=br.readLine();
String[] n=s1.split(" ");
ll=Integer.parseInt(n[0]);
ul=Integer.parseInt(n[1]);
p=ul-ll+1;
f=ll;
for(int j=0;j<p;j++)
{
s1=Integer.toString(f);
char c[]=new char[s1.length()];
c=s1.toCharArray();
for(int k=0;k<s1.length()-1;k++)
{
temp=c[s1.length()-1];
for(int l=(s1.length()-1);l>0;l--)
{
c[l]=c[l-1];
}
c[0]=temp;
w1="";
for(int m=0;m<s1.length();m++)
{
w1=w1+c[m];
}
nn=Integer.parseInt(w1);
if(nn>ll)
if(nn>f)
if(nn<=ul)
cnt=cnt+1;
}
f=f+1;
}
String h=Integer.toString(cnt);
out.write(h);
out.write("\r\n");
cnt=0;
}
out.close();
br.close();
}
catch(Exception e){
System.out.println("Error :"+e);
}
}
}