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 com.google.recyclednumbers;

import java.util.Scanner;

import com.google.util.FileUtil;

public class RecycledNumbers {

	public static void main(String[] args) {
		String orgFilePath = "E:\\Google_Jam\\RecycledNumbers\\C-large.in";
		Scanner scanner = FileUtil.openFile(orgFilePath);
		StringBuilder sb = new StringBuilder();
		int caseNum = Integer.valueOf(scanner.nextLine());
		for (int i = 0; i < caseNum; i++) {
			sb.append("Case #" + (i + 1) + ": ");
			int n = 0;
			 int a = scanner.nextInt();
			 int b = scanner.nextInt();
			/*int a = 1111;
			int b = 2222;*/
			if (b <= 20) {
				n = 0;
				sb.append(n);
				sb.append("\n");
				continue;
			} else {
				for (int k = a; k <= b; k++) {
					String left = String.valueOf(k);
					int length = left.length();// ×ó±ßÊýµÄÎ»Êý
					int temp = 0;// ÓÃÓÚ¼ÇÂ¼ÄÜ×ª»»³öÀ´µÄÊýµÄ¸öÊý
					int[] tempCase = new int[20];
					for (int j = 0; j < length; j++) {
						String sub1 = left.substring(0, j + 1);
						String sub2 = left.substring(j + 1, length);
						String newNum = sub2 + sub1;
						int right = Integer.valueOf(newNum);			
						if (right <= b && k < right) {
							if (temp == 0) {
								n++;
								tempCase[temp] = right;
								temp++;
							} else {
								int p;
								for (p = 0; p < temp && tempCase[p] != right; p++);
								if (p == temp) {
									tempCase[temp] = right;
									temp++;
									n++;
								}
							}
							//System.out.println(k + "&&" + right);
							//sb.append(k + "&&" + right);
							//sb.append("\n");
						}
					}
				}
			}
			sb.append(n);
			sb.append("\n");
		}
		FileUtil.writeFile(sb, "RecycledNumbers\\large.in");
	}
}
