import java.util.Scanner;
import java.io.*;
import java.lang.Math;


public class C{
	public static int recycle(String str){
		String[] numbers = str.split(" ");
		int min = Integer.parseInt(numbers[0]);
		int max = Integer.parseInt(numbers[1]);
		int ret = 0;

		for(int i = min; i < max; i++){
			String num = i + "";
			int len = num.length();
			int k = i;
			for(int j = 1; j < len; j++){
				k = (k/10) + (int)java.lang.Math.pow(10.0,(double)(len-1))*(k%10);
				if (k > i && k <= max)
					ret++;
				else if(k == i)
					break;
			}
		}

		return ret;
	}

	public static void main(String[] args){
		Scanner sc = null;
		String next;
		int out;
		try{
			sc = new Scanner(new File("C-large.in"));
			int cases = Integer.parseInt(sc.nextLine());
			int current = 0;
			

			FileWriter fs = new FileWriter("output.txt");
			BufferedWriter buff = new BufferedWriter(fs);
			while(current < cases){
				next = sc.nextLine();
				current++;
				out = recycle(next);
				buff.write("Case #" + current + ": " + out + "\n");
			}
			buff.close();
		}
		catch(Exception ex){}
	}
}
package com.vp.common;

import com.vp.fact.SolutionFactory;
import com.vp.iface.Problem;

public class ExecutorApp {
  
  /**
   * @param args
   */
  public static void main(String[] args) {
    // TODO Auto-generated method stub
    String inputFileName = "C:/Workspace/GCJ2012/src/com/vp/data/sample_input.txt";
    String outputFileName = "C:/Users/dhananitin/Desktop/sample_output.txt";
    //String outputFileName = "C:/Workspace/GCJ2012/src/com/vp/data/sample_output.txt";
    
    InputOutputProcessor inputOutputProcessor = new InputOutputProcessor();
    inputOutputProcessor.initializeInput(inputFileName);
    int numberOfCases = inputOutputProcessor.getNumberOfCases();
    
    String[] resultArray = new String[numberOfCases];
    inputOutputProcessor.setDoesInputHaveDataSetLines(false);
    //inputOutputProcessor.setIndexOfDataSetLine(0);
    inputOutputProcessor.setNumberOfDataSetLines(1);
    
    for (int i = 1; i <= numberOfCases; i++) {
      
      try {
        String[] dataSet = inputOutputProcessor.getDataSet();
        Problem problem = SolutionFactory.getInstance(Problem.RECYCLENUMBERS);
        resultArray[i-1] = "Case #"+i+": "+ problem.solve(dataSet);
      }
      
      catch (Exception exp) {
        exp.printStackTrace();
        inputOutputProcessor.closeScanner();
      }
      
    }
    
    inputOutputProcessor.closeScanner();
    inputOutputProcessor.writeOutput(outputFileName, resultArray);
  }
  
}




