import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

public class Q3M {
	public static void main(String[] args) throws Exception {
		compute();
	}

	private static void compute() throws Exception {
		BufferedReader br = new BufferedReader(new FileReader(new File(
				"C:\\work\\Q3\\C-small-attempt0.in")));
		String line = null;
		int i = Integer.parseInt(br.readLine());
		List l = new ArrayList();
		for (int j = 0; j < i; j++) {
			line = br.readLine();
			String[] nums = line.split(" ");
			l.add(calculate(nums));
		}
		writeOutput(l);
	}

	private static int calculate(String[] nums) {
		int min = Integer.parseInt(nums[0]);
		int max = Integer.parseInt(nums[1]);
		int count = 0;
		List l = new ArrayList();
		for (int i = min; i <= max; i++) {
			for (int times = 1; times < countDigits(i); times++) {
				int res = shiftNum(i, times);
				if (res <= max && i < res) {
					if ((!l.contains((i + ":" + res)))) {
						l.add(i + ":" + res);
						l.add(res + ":" + i);
						count++;
					}
				}
			}
		}
		return count;
	}

	private static boolean checkZeros(int temp, int res) {
		if (temp % 10 == 0 || res % 10 == 0)
			return false;
		return true;
	}

	private static int shiftNum(int n, int times) {
		int base = (int) Math.pow(10, times);
		int temp2 = n / base;
		int placeHolder = (int) Math.pow((double) 10,
				(double) countDigits(temp2));
		int res = placeHolder * (n % base) + temp2;
		if (countDigits(res) == countDigits(n)) {
			return res;
		} else {
			return 2000001;
		}
	}

	public static int countDigits(int x) {
		if (x < 10)
			return 1;
		else {
			return 1 + countDigits(x / 10);
		}
	}

	private static void writeOutput(List l) throws Exception {
		StringBuffer b = new StringBuffer();
		int i = 1;
		BufferedWriter br = new BufferedWriter(new FileWriter(new File(
				"C:\\work\\Q3\\ans.txt")));
		for (Iterator iterator = l.iterator(); iterator.hasNext();) {
			br.write("Case #" + i++ + ": " + iterator.next());
			br.newLine();
		}
		br.close();
	}

}
package com.menzus.gcj._2012.qualification.c;

import java.util.HashSet;
import java.util.Set;

import com.menzus.gcj.common.OutputProducer;

public class COutputProducer implements OutputProducer<CInput, COutputEntry> {

    @Override
    public COutputEntry produceOutput(CInput input) {
	int lowerLimit = input.getLowerLimit();
	int upperLimit = input.getUpperLimit();
	long recycledPairNumber = 0;
	Set<Integer> pairs = new HashSet<Integer>();
	for (int i = lowerLimit; i < upperLimit; i++) {
	    pairs.clear();
	    int numberLength = getNumberLength(i);
	    int numberMajor = getMajorNumber(i);
	    int rotatedNumber = i;
	    for (int j = 0; j < numberLength - 1; j++) {
		rotatedNumber = rotateNumber(rotatedNumber, numberMajor);
		if (numberLength == getNumberLength(rotatedNumber)) {
		    if (rotatedNumber >= lowerLimit && rotatedNumber <= upperLimit && rotatedNumber > i) {
			if (!pairs.contains(rotatedNumber)) {
			    recycledPairNumber++;
			    pairs.add(rotatedNumber);
			}
		    }
		}
	    }
	}
	COutputEntry outputEntry = new COutputEntry();
	outputEntry.setRecycledPairNumber(recycledPairNumber);
	return outputEntry;
    }

    //
    // private int rotateNumber(int i, int majorNumber) {
    // return (i / 10) + ((i % 10) * majorNumber);
    // }

    private int rotateNumber(int i, int majorNumber) {
	return ((i % majorNumber) * 10) + (i / majorNumber);
    }

    private int getMajorNumber(int i) {
	if (i < 10) {
	    return 1;
	} else if (i < 100) {
	    return 10;
	} else if (i < 1000) {
	    return 100;
	} else if (i < 10000) {
	    return 1000;
	} else if (i < 100000) {
	    return 10000;
	} else if (i < 1000000) {
	    return 100000;
	} else {
	    return 1000000;
	}
    }

    private int getNumberLength(int i) {
	if (i < 10) {
	    return 1;
	} else if (i < 100) {
	    return 2;
	} else if (i < 1000) {
	    return 3;
	} else if (i < 10000) {
	    return 4;
	} else if (i < 100000) {
	    return 5;
	} else if (i < 1000000) {
	    return 6;
	} else {
	    return 7;
	}
    }
}
