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 ex3;

import java.util.ArrayList;
import java.util.Scanner;

public class main {

	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		int n = in.nextInt();
		
		for(int i = 0; i < n; i++) {
			int a = in.nextInt();
			int b = in.nextInt();
			ArrayList<Integer> al = new ArrayList<Integer>();
			
			for(int j = 1; j < a; j++) {
				for(int k = j+1; k <= b; k++) {
					int la, lb;
					int tmpa = j; int tmpb = k;
					for(la = 0; tmpa > 0; tmpa/=10)la++;
					for(lb = 0; tmpb > 0; tmpb/=10)lb++;
										
					tmpa = j; tmpb = k;

					while(lb>0){
						tmpa*=10; lb--;
					}
					while(la>0) {
						tmpb*=10; la--;
					}	
										
					if(tmpa+k != tmpb+j && tmpa+k >= a && tmpa+k <= b && tmpb+j >= a && tmpb+j <= b){ 
						int lp = al.indexOf(tmpa+k);
						if(lp > 0 && al.get(lp-1) == tmpb+j) {
							
						} else {
							al.add((tmpa+k));
							al.add((tmpb+j));
						}
					}
				}
			}
			System.out.println("Case #"+(i+1)+": "+(al.size()/2));
		}
	}
}
