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 ru.bobukh.problems;

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Comparator;
import java.util.Scanner;
import java.util.Set;
import java.util.TreeSet;

/**
 *
 * @author anton.bobukh
 */
public class ProblemC_RecycledNumbers {
    
    public static class Pair {
        public final int n;
        public final int m;
        
        public Pair(int n, int m) {
            this.n = n;
            this.m = m;       
        }
    }
    
    public static class PairComparator implements Comparator<Pair> {

        @Override
        public int compare(Pair o1, Pair o2) {
            if(o1.m - o2.m != 0)
                return o1.m - o2.m;
            else
                return o1.n - o2.n;
        }
        
    }
    
    public static void main(String[] args) throws IOException {
        
        try (Scanner input = new Scanner(new BufferedReader(new FileReader("C:\\Users\\maggot\\Desktop\\C-small-attempt0.in")))) {
            int T = input.nextInt();
            input.nextLine();
            
            try(PrintWriter output = new PrintWriter("C:\\Users\\maggot\\Desktop\\output.txt")) {
                for(int k = 0; k < T; ++k) {
                    Set<Pair> pairs = new TreeSet<>(new PairComparator());
                    int A = input.nextInt();
                    int B = input.nextInt();
                    
                    int numberOfDigits = 1;
                    int value = A;
                    while((value = value / 10) > 0)
                        ++numberOfDigits;
                    
                    for(int n = A; n <= B; ++n) {
                        for(int power = 0; power < numberOfDigits; ++power) {
                            int m = n % (int)Math.pow(10, power + 1) * (int)Math.pow(10, numberOfDigits - power - 1) + n / (int)Math.pow(10, power + 1);
                            if(n < m && m <= B)
                                pairs.add(new Pair(n, m));
                        }
                    }
                    
                    output.println(String.format("Case #%d: %d", k + 1, pairs.size()));
                }
            }
        }
    }
    
}
