import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.HashSet;
import java.util.Set;


public class GoogleC {
	public String szamol(String input){
		String result="";
		String a=input;
		Integer min=Integer.parseInt(a.substring(0,a.indexOf(' ')));
		a=a.substring(a.indexOf(' ')+1);
		Integer max=Integer.parseInt(a);
		Long count=0l;
		for(Integer i=min; i<=max; i++){
			String e1=i.toString();
			Set<Integer> db=new HashSet<Integer>(); 
			for (int j=1; j<e1.length();j++){
				
				String e2=e1.substring(j)+e1.substring(0,j);
				Integer k=Integer.parseInt(e2);
				if (k>i && k<=max){
					db.add(k);
					//System.out.println(e1+"\t"+e2);
				}
				
			}
			count+=db.size();
		}
		
		return count.toString();
	}
	public static void main(String[] args) {
		GoogleC a=new GoogleC();
		//String filename="input.txt";
		//String filename="C-small-attempt0.in";
		String filename="C-large.in";
		String thisLine;
		try {
			BufferedReader br = new BufferedReader(new FileReader(filename));
			BufferedWriter bw= new BufferedWriter(new FileWriter(filename+".out"));
			thisLine=br.readLine();
			Integer tnum=Integer.parseInt(thisLine);
		     for(int i=0;i<tnum;i++) { // while loop begins here
		    	 	thisLine=br.readLine();
		           System.out.println(thisLine);
		           System.out.println("Case #"+(i+1)+": "+a.szamol(thisLine)+"\n");
		           bw.write("Case #"+(i+1)+": "+a.szamol(thisLine)+"\n");
		         } // end while 
		        // end try
		     br.close();
		     bw.close();
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}


	}

}

package fixjava;

import java.util.Collection;
import java.util.Comparator;


/**
 * Typed 3-tuple
 */
public class Tuple3<A, B, C> {

	private final A field0;
	private final B field1;
	private final C field2;

	public A getField0() {
		return field0;
	}

	public B getField1() {
		return field1;
	}

	public C getField2() {
		return field2;
	}

	public Tuple3(final A field0, final B field1, final C field2) {
		this.field0 = field0;
		this.field1 = field1;
		this.field2 = field2;
	}

	/** Convenience method so type params of pair don't have to be specified: just do Tuple3.make(a, b, c) */
	public static <A, B, C> Tuple3<A, B, C> make(A field0, B field1, C field2) {
		return new Tuple3<A, B, C>(field0, field1, field2);
	}

	// ---------------------------------------------------------------------------------------------------

	private static final boolean objEquals(Object p1, Object p2) {
		if (p1 == null)
			return p2 == null;
		return p1.equals(p2);
	}

	@Override
	public final boolean equals(Object o) {
		if (!(o instanceof Tuple3<?, ?, ?>)) {
			return false;
		} else {
			final Tuple3<?, ?, ?> other = (Tuple3<?, ?, ?>) o;
			return objEquals(getField0(), other.getField0()) && objEquals(getField1(), other.getField1())
					&& objEquals(getField2(), other.getField2());
		}
	}

	@Override
	public int hashCode() {
		int h0 = getField0() == null ? 0 : getField0().hashCode();
		int h1 = getField1() == null ? 0 : getField1().hashCode();
		int h2 = getField2() == null ? 0 : getField2().hashCode();
		return h0 + 53 * h1 + 97 * h2;
	}

	// ---------------------------------------------------------------------------------------------------

	public static <A extends Comparable<A>, B, C> Comparator<Tuple3<A, B, C>> comparatorOnField0(Collection<Tuple3<A, B, C>> tupleCollection) {
		return new Comparator<Tuple3<A, B, C>>() {
			@Override
			public int compare(Tuple3<A, B, C> o1, Tuple3<A, B, C> o2) {
				return o1.getField0().compareTo(o2.getField0());
			}
		};
	}

	public static <A extends Comparable<A>, B, C> Comparator<Tuple3<A, B, C>> comparatorOnField0Rev(Collection<Tuple3<A, B, C>> tupleCollection) {
		return new Comparator<Tuple3<A, B, C>>() {
			@Override
			public int compare(Tuple3<A, B, C> o1, Tuple3<A, B, C> o2) {
				return -o1.getField0().compareTo(o2.getField0());
			}
		};
	}

	public static <A, B extends Comparable<B>, C> Comparator<Tuple3<A, B, C>> comparatorOnField1(Collection<Tuple3<A, B, C>> tupleCollection) {
		return new Comparator<Tuple3<A, B, C>>() {
			@Override
			public int compare(Tuple3<A, B, C> o1, Tuple3<A, B, C> o2) {
				return o1.getField1().compareTo(o2.getField1());
			}
		};
	}

	public static <A, B extends Comparable<B>, C> Comparator<Tuple3<A, B, C>> comparatorOnField1Rev(Collection<Tuple3<A, B, C>> tupleCollection) {
		return new Comparator<Tuple3<A, B, C>>() {
			@Override
			public int compare(Tuple3<A, B, C> o1, Tuple3<A, B, C> o2) {
				return -o1.getField1().compareTo(o2.getField1());
			}
		};
	}

	public static <A, B, C extends Comparable<C>> Comparator<Tuple3<A, B, C>> comparatorOnField2(Collection<Tuple3<A, B, C>> tupleCollection) {
		return new Comparator<Tuple3<A, B, C>>() {
			@Override
			public int compare(Tuple3<A, B, C> o1, Tuple3<A, B, C> o2) {
				return o1.getField2().compareTo(o2.getField2());
			}
		};
	}

	public static <A, B, C extends Comparable<C>> Comparator<Tuple3<A, B, C>> comparatorOnField2Rev(Collection<Tuple3<A, B, C>> tupleCollection) {
		return new Comparator<Tuple3<A, B, C>>() {
			@Override
			public int compare(Tuple3<A, B, C> o1, Tuple3<A, B, C> o2) {
				return -o1.getField2().compareTo(o2.getField2());
			}
		};
	}
	
	// ---------------------------------------------------------------------------------------------------

	@Override
	public String toString() {
		return "(" + getField0() + ", " + getField1() + ", " + getField2() + ")";
	}
}
