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 contest;

import java.io.BufferedReader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

public class Input {
	BufferedReader in;

	public Input(BufferedReader in) {
		this.in = in;
	}

	//

	public String readStr() {
		return readStr(in);
	}

	public int readInt() {
		return readInt(in);
	}

	public int[] readIntArr() {
		return readIntArr(in, " ");
	}

	public List<Integer> readIntList() {
		return readIntList(in, " ");
	}

	public List<String> readStrList() {
		return readStrList(in, " ");
	}

	//

	public String readStr(BufferedReader in) {
		try {
			return in.readLine();
		} catch (Exception e) {
			e.printStackTrace();
			return null;
		}
	}

	public int readInt(BufferedReader in) {
		return Integer.parseInt(readStr(in));
	}

	public int[] readIntArr(BufferedReader in) {
		return readIntArr(in, " ");
	}

	public int[] readIntArr(BufferedReader in, String delimiter) {
		String[] tokens = readStr(in).split(delimiter);
		int[] ints = new int[tokens.length];
		for (int i = 0; i < tokens.length; i++) {
			ints[i] = Integer.parseInt(tokens[i]);
		}
		return ints;
	}

	public List<Integer> readIntList(BufferedReader in) {
		return readIntList(in, " ");
	}

	public List<Integer> readIntList(BufferedReader in, String delimiter) {
		String[] tokens = readStr(in).split(delimiter);
		List<Integer> ints = new ArrayList<Integer>(tokens.length);
		for (int i = 0; i < tokens.length; i++) {
			ints.add(Integer.parseInt(tokens[i]));
		}
		return ints;
	}

	public List<String> readStrList(BufferedReader in, String delimiter) {
		return Arrays.asList(readStr(in).split(delimiter));
	}
}
