
import java.util.Scanner;
import java.util.Set;
import java.util.TreeSet;
import java.io.File;
import java.io.IOException;
import java.io.FileWriter;
import java.io.BufferedWriter;

public class Recycle
{
	public static void main(String[] args)
	{
/*		Set<Integer> perms = getPermutations(123456);
		
		for(Integer i: perms)
			System.out.println(i);*/
	
		try
		{
			Scanner s = new Scanner(new File("recycle.in"));
			BufferedWriter w = new BufferedWriter(new FileWriter(new File("recycle.out")));
			int numCases = s.nextInt();
			s.nextLine();
			
			for(int n = 1;n <= numCases; n++)
			{
				int A = s.nextInt();
				int B = s.nextInt();
				int count = 0;
				for(int k = A; k <= B; k++)
				{
					count += getNumPairs(k, B);
				}
				
				w.write("Case #" + n + ": " + count + "\n");
			}
			
			w.flush();
			w.close();
		}
		catch (IOException e)
		{
			e.printStackTrace();
		}
	}
	
	public static int getNumPairs(int n, int B)
	{
		Set<Integer> possibles = getPermutations(n);
		int count = 0;
		for(Integer i : possibles)
			if(i > n && i <= B)
				count++;
		return count;
	}
	
	public static Set<Integer> getPermutations(int n)
	{
		Set<Integer> perms = new TreeSet<Integer>();
		char[] digits = String.valueOf(n).toCharArray();
		
		for(int firstPos = 1; firstPos < digits.length; firstPos++)
		{
			String toBuild = "";
			for(int k = 0; k < digits.length; k++)
				toBuild += digits[(firstPos + k) % digits.length];
			perms.add(Integer.parseInt(toBuild));
		}
		return perms;
	}
	

}
package MyAllgoritmicLib;

public class SimpleNumbers {
	public static boolean[] masInt;

	public static void initSimpleInt(int n) { // âõîäíûå äàííûå
		masInt = new boolean[n + 1];
		for(int i=0; i<=n;i++){
			masInt[i] = true;
		}
		masInt[0] = masInt[1] = false; // åñëè êòî-òî áóäåò èñïîëüçîâàòü ýòè
		// çíà÷åíèÿ
		for (int i = 2; i <= n; ++i) {
			if (masInt[i]) {
				for (int j = i + i; j < n; j += i) {
					masInt[j] = false;
				}
			}
		}
	}

	public static void main(String[] args) {
		initSimpleInt(1000000);
		int col = 0;
		int max = 0;
		for (int i = 0; i < 1000000; i++) {
			if (masInt[i]) {
				col++;
				max = i;
			}
		}
		System.out.println(max);
		System.out.println(col);
	}
}
