import java.io.*;

class code1
{
	public static void main(String args[]) throws Exception 
	{
		File ii = new File ("C-small-attempt1.in");
		FileInputStream fis = new FileInputStream(ii);
		BufferedReader  br = new BufferedReader(new InputStreamReader (fis));
		int cases = Integer.parseInt(br.readLine());
		FileOutputStream fout = new FileOutputStream ("output.txt");
		DataOutputStream dout = new DataOutputStream (fout);
		int total=0;
		for(int i=0;i<cases;i++){
		String temp = br.readLine();
		String parts [] = temp.split(" ");
		int lower = Integer.parseInt(parts[0]);
		int upper = Integer.parseInt(parts[1]);
		System.out.println(lower+" "+upper);
		
		for(int j=lower;j<=upper;j++)
		{
			int abc = j;int length=0;
			if(j<10)continue;
			while (abc!=0){abc/=10;length++;}
			abc=j;
			for(int m=0;m<length-1;m++){
				int shift = abc%10;
				abc=abc/10;
				System.out.println("hi "+j);
				abc=abc+shift*power(10,length-1);
				if(abc<=upper&&shift!=0&&abc>j)total++;
				System.out.println(total);
			}
		}
 		dout.writeBytes("Case #"+(i+1)+ ": "+total+"\n");
 		total=0;
		}//for close
		
	}

	private static int power(int i, int j) {
		int no=1;
		for(int a=0;a<j;a++){no=10*no;}
		return no;
	}
}
package recycledNumbers;

public class RecycledPair {

	private int n;
	private int m;

	public RecycledPair(int n, int m) {
		this.n = n;
		this.m = m;
	}

	/**
	 * @return the n
	 */
	public int getN() {
		return n;
	}

	/**
	 * @return the m
	 */
	public int getM() {
		return m;
	}

	@Override
	public boolean equals(Object o) {

		if (!(o instanceof RecycledPair)) {
			throw new ClassCastException("Invalid object");
		}

		RecycledPair rp = (RecycledPair) o;

		if ((this.getM() == rp.getM() && this.getN() == rp.getN())
				|| (this.getM() == rp.getN() && this.getN() == rp.getM())) {
			return true;
		}

		return false;

	}

	@Override
	public int hashCode() {
		if (this.getM() < this.getN()) {
			return this.getM() + 13 * this.getN();
		} else {
			return this.getN() + 13 * this.getM();
		}
	}

}
