package it.simone.google.code.jam2012;

import java.util.HashSet;
import java.util.Set;

public class RecycledNumber implements GoogleCodeExercise {

	int a = 0;
	int b = 0;
	Set<Couple> distinctCouple = null;
	long maxTime = 0;

	private class Couple {
		int x = 0;
		int y = 0;

		public Couple(int x, int y) {
			this.x = x;
			this.y = y;
		}

		@Override
		public int hashCode() {
			final int prime = 31;
			int result = 1;
			result = prime * result + getOuterType().hashCode();
			result = prime * result + x;
			result = prime * result + y;
			return result;
		}

		@Override
		public boolean equals(Object obj) {
			if (this == obj)
				return true;
			if (obj == null)
				return false;
			if (getClass() != obj.getClass())
				return false;
			Couple other = (Couple) obj;
			if (!getOuterType().equals(other.getOuterType()))
				return false;
			if (x == other.x && y == other.y)
				return true;
			if (x == other.y && y == other.x)
				return true;
			return false;
		}

		private RecycledNumber getOuterType() {
			return RecycledNumber.this;
		}

	}

	@Override
	public String execute(String line) {
		int result = 0;

		String[] data = line.split(" ");
		a = Integer.parseInt(data[0]);
		b = Integer.parseInt(data[1]);
		initialize();

		int n = a;
		//
		while (n <= b) {
			result += analize(n);
			n++;
//			if (n % 1000 == 0)
//				System.out.println(n);
		}

		System.out.println(result);
		return "" + result;
	}

	@Override
	public void initialize() {
		distinctCouple = new HashSet<Couple>();
	}

	private int analize(int number) {
		String numString = "" + number;
		initialize();
		for (int i = 1; i < numString.length(); i++) {
			int m = shift(numString, i);
			if (a <= number && number < m && m <= b) {
				Couple couple=new Couple(number,m);
				if (!distinctCouple.contains(couple))
					distinctCouple.add(couple);
			}
		}
		return distinctCouple.size();
	}

	private int shift(String numString, int posx) {

		String result = null;
		result = "" + numString.substring(posx) + numString.substring(0, posx);

		return Integer.parseInt(result.toString());
	}

}

package com.quosco.codejam.pre;

import static java.lang.Math.*;
import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.IOException;
import java.util.HashSet;
import java.util.Scanner;

public class Main {
	
	private static final String OUT_FORMAT = "Case #%d: %d\n";

	private static void solve() throws IOException {
		FileWriter fstream = new FileWriter("out.txt");		
		BufferedWriter out = new BufferedWriter(fstream);		
		
		
		Scanner s = new Scanner(Main.class.getResourceAsStream("/input.txt"));
		Integer nbOfCases = Integer.valueOf(s.nextLine());
		for (int i = 0; i < nbOfCases; i++) {
			String[] caseInputs = s.nextLine().split("\\s");
			Integer start = Integer.valueOf(caseInputs[0]);
			Integer end = Integer.valueOf(caseInputs[1]);
			int result = solveCase(start, end, out);
			out.write(String.format(OUT_FORMAT, i + 1, result));
		}
		out.close();
		
	}
	
	
	private static int solveCase(Integer start, Integer end, BufferedWriter out) throws IOException {
		HashSet<String> magicNumbers = new HashSet<String>();
//		int magicNumbers = 0;
		for (int i = start; i <= end; i++) {
			int nbOfDigits = (int) ceil(log10(i+1));
			for (int j = 1; j < nbOfDigits; j++) {
				int isMagic = ismagic(i, j, start, end);
				if (isMagic > 0) {
					magicNumbers.add(i + "," + isMagic);
//					magicNumbers++;
				}
			}
		}
		return magicNumbers.size();
//		return magicNumbers;
	}


	private static int ismagic(int initialNumber, int numberOfDigits, Integer start, Integer end) {
		String stringValue = Integer.toString(initialNumber);
		int cutPoint = stringValue.length() - numberOfDigits;
		
		if (stringValue.charAt(cutPoint) == '0') {
			return -1;
		}
		
		String stringNewNumber = stringValue.substring(cutPoint) + stringValue.substring(0, cutPoint);
		int newNumber = Integer.parseInt(stringNewNumber); 
		if (initialNumber < newNumber && newNumber >= start && newNumber <= end) {
			return newNumber;
		}
		
		return -1;
		
	}


	public static void main(String[] args) throws IOException {
		
		solve();
	}

}
