package codejam;

import java.util.*;
import java.io.*;

public class RecycledNumbers {
	public static void main(String[] args) throws IOException {
		BufferedReader in = new BufferedReader(new FileReader("in.txt"));
		PrintWriter out = new PrintWriter(new File("out.txt"));
		
		int T = Integer.parseInt(in.readLine());
		for (int t = 1; t <= T; ++t) {
			String[] parts = in.readLine().split("[ ]+");
			int A = Integer.parseInt(parts[0]);
			int B = Integer.parseInt(parts[1]);
			
			int cnt = 0;
			for (int i = A; i < B; ++i) {
				String str = String.valueOf(i);
				int n = str.length();
				String res = "";
				Set<Integer> seen = new HashSet<Integer>();
				for (int j = n - 1; j > 0; --j) {
					res = str.substring(j) + str.substring(0, j);
					int k = Integer.parseInt(res);
					if (k > i && k <= B) {
						//System.out.println("(" + i + ", " + k + ")");
						if (!seen.contains(k)) {
							++cnt;
							seen.add(k);
						}
					}
				}
			}

			out.println("Case #" + t + ": " + cnt);
		}
		
		in.close();
		out.close();
		System.exit(0);
	}
}

package fixjava;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Set;
import java.util.Map.Entry;

public class HashMapDualKey<K1, K2, V> extends HashMap<K1, HashMap<K2, V>> {
	private static final long serialVersionUID = 1L;

	/** Returns whether the dual map contains the given key in the K1 space */
	@Override
	public boolean containsKey(Object key) {
		return this.containsKey(key);
	}

	public boolean containsKey(K1 key1, K2 key2) {
		HashMap<K2, V> map2 = this.get(key1);
		if (map2 == null)
			return false;
		else
			return map2.containsKey(key2);
	}

	/** Searches all (K1, K2) pairs to see if any of them map to the value. Runs in O(K1) time. */
	public boolean containsValueAll(Object value) {
		for (HashMap<K2, V> map2 : this.values())
			if (map2 != null && map2.containsValue(value))
				return true;
		return false;
	}

	public V get(K1 key1, K2 key2) {
		HashMap<K2, V> map2 = this.get(key1);
		if (map2 == null)
			return null;
		else
			return map2.get(key2);
	}

	public Set<K2> keySet(K1 key1) {
		HashMap<K2, V> map2 = this.get(key1);
		if (map2 == null)
			return null;
		else
			return map2.keySet();
	}

	public V put(K1 key1, K2 key2, V value) {
		HashMap<K2, V> map2 = this.get(key1);
		if (map2 == null)
			this.put(key1, map2 = new HashMap<K2, V>());
		return map2.put(key2, value);
	}

	public void putAll(ArrayList<Tuple3<? extends K1, ? extends K2, V>> items) {
		for (Tuple3<? extends K1, ? extends K2, V> item : items)
			put(item.getField0(), item.getField1(), item.getField2());
	}

	public void putAllListOfLists(ArrayList<Pair<? extends K1, ArrayList<Pair<? extends K2, V>>>> listOfLists) {
		for (Pair<? extends K1, ArrayList<Pair<? extends K2, V>>> pair1 : listOfLists) {
			K1 k1 = pair1.getLeft();
			for (Pair<? extends K2, V> pair2 : pair1.getRight())
				put(k1, pair2.getLeft(), pair2.getRight());
		}
	}

	@Override
	public HashMap<K2, V> remove(Object key1) {
		return this.remove(key1);
	}

	public V remove(K1 key1, K2 key2) {
		HashMap<K2, V> map2 = this.get(key1);
		if (map2 == null)
			return null;
		V ret = map2.remove(key2);
		if (map2.isEmpty())
			this.remove(key1);
		return ret;
	}

	/** Returns size across all (K1, K2) pairs. Runs in O(K1) time. */
	public int sizeAll() {
		int size = 0;
		for (HashMap<K2, V> map2 : this.values())
			if (map2 != null)
				size += map2.size();
		return size;
	}

	/** Returns union of values across all (K1, K2) pairs. Runs in O(N) time. */
	public HashSet<V> valuesAll() {
		HashSet<V> values = new HashSet<V>();
		for (HashMap<K2, V> map2 : this.values())
			if (map2 != null)
				values.addAll(map2.values());
		return values;
	}

	/** Returns the map as a list of Tuple3<K1, K2, V>. Runs in O(N) time. */
	public ArrayList<Tuple3<K1, K2, V>> getAsList() {
		ArrayList<Tuple3<K1, K2, V>> result = new ArrayList<Tuple3<K1,K2,V>>();
		for (Entry<K1, HashMap<K2, V>> ent1 : this.entrySet()) {
			K1 k1 = ent1.getKey();
			HashMap<K2, V> map2 = ent1.getValue();
			if (map2 != null) {
				for (Entry<K2, V> ent2 : map2.entrySet()) {
					K2 k2 = ent2.getKey();
					V v = ent2.getValue();
					result.add(Tuple3.make(k1, k2, v));
				}
			}
		}
		return result;
	}	

	/** Returns the map as a list of Pair<K1, ArrayList<Pair<K2, V>>>. Runs in O(N) time. */
	public ArrayList<Pair<K1, ArrayList<Pair<K2, V>>>> getAsListOfLists() {
		ArrayList<Pair<K1, ArrayList<Pair<K2, V>>>> result = new ArrayList<Pair<K1, ArrayList<Pair<K2, V>>>>(this.size());
		for (Entry<K1, HashMap<K2, V>> ent1 : this.entrySet()) {
			K1 k1 = ent1.getKey();
			HashMap<K2, V> map2 = ent1.getValue();
			if (map2 != null) {
				ArrayList<Pair<K2, V>> listOfK2VPairs = new ArrayList<Pair<K2,V>>(map2.size());
				for (Entry<K2, V> ent2 : map2.entrySet()) {
					K2 k2 = ent2.getKey();
					V v = ent2.getValue();
					listOfK2VPairs.add(Pair.make(k2, v));
				}
				result.add(Pair.make(k1, listOfK2VPairs));
			}
		}
		return result;
	}	
}
