import java.util.Scanner;

class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int t=sc.nextInt();
		int casos=1, a, b, n, m, cont;
		while(t!=0){
			a=sc.nextInt();
			b=sc.nextInt();
			if(a>b){
				int aux=a;
				a=b;
				b=aux;
			}
			System.out.printf("Case #%d: ",casos++);
			if(a==b){
				System.out.printf("%d\n",0);
			}else{
				cont=0;
				for(n=a;n<b;n++){					
					for(m=n+1;m<=b;m++){					
						if(isRecycled(n,m)) cont++;
					}
				}
				System.out.printf("%d\n",cont);
			}
			t--;
		}		
	}
	public static boolean isRecycled(int n1, int n2){
		String s1, s2, aux;
		s1 =  String.valueOf( n1 );
		s2 =  String.valueOf( n2 );		
		boolean r = false;		
		for(int i=0;i<s1.length();i++){
			aux="";
			aux=s1.substring(i,s1.length())+s1.substring(0,i);
//			System.out.println(aux);
			if(aux.equals(s2)){
				r=true;
				break;
			}
		}		
		return r;
	}
}

package hk.polyu.cslhu.codejam.solution.impl;

import hk.polyu.cslhu.codejam.solution.Solution;

import java.util.ArrayList;
import java.util.List;

public class StoreCredit extends Solution {
	private int amountOfCredits, numOfItems;
	private List<Integer> priceList;
	
	@Override
	public void setProblem(List<String> testCase) {
		this.initial(testCase);
	}

	private void initial(List<String> testCase) {
		// TODO Auto-generated method stub
		this.amountOfCredits = Integer.valueOf(testCase.get(0));
		this.numOfItems = Integer.valueOf(testCase.get(1));
		this.setPriceList(testCase.get(2));
	}

	private void setPriceList(String string) {
		// TODO Auto-generated method stub
		String[] splitArray = string.split(" ");
		
		if (splitArray.length != numOfItems)
			logger.error("The price list does not include all items (" 
						+ splitArray.length 
						+ "/" + this.numOfItems + ")");
		
		this.priceList = new ArrayList<Integer>();
		for (String price : splitArray) {
			this.priceList.add(Integer.valueOf(price));
		}
	}
	
	@Override
	public void solve() {
		for (int itemIndex = 0; itemIndex < this.priceList.size() - 1; itemIndex++) {
			for (int anotherItemIndex = itemIndex + 1; anotherItemIndex < this.priceList.size(); anotherItemIndex++) {
				if (this.priceList.get(itemIndex) + this.priceList.get(anotherItemIndex) == this.amountOfCredits) {
					this.result = (itemIndex + 1) + " " + (anotherItemIndex + 1);
					break;
				}
			}
		}
	}
	
	@Override
	public String getResult() {
		return this.result;
	}
}
