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 y2012.quals;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.PrintWriter;
import java.util.HashSet;
import java.util.Scanner;

public class C {
	public static void main(String[] args) throws FileNotFoundException {
		Scanner in = new Scanner(new File("C.in"));
		PrintWriter out = new PrintWriter(new File("C.out"));
		int nTestCase = Integer.parseInt(in.nextLine());
		int[] stepeni = { 1, 10, 100, 1000, 10000, 100000, 1000000, 10000000,
				100000000 };
		for (int testCase = 0; testCase < nTestCase; testCase++) {
			int a = in.nextInt();
			int b = in.nextInt();
			int res = a - 1;
			int brCif = 0;
			while (res > 0) {
				brCif++;
				res /= 10;
			}
			HashSet<Integer> hs = new HashSet<Integer>();
			for (int i = a; i <= b; i++) {
				if (i == stepeni[brCif])
					brCif++;
				int tmp = i;
				for (int j = 1; j < brCif; j++) {
					tmp = (tmp % 10) * stepeni[brCif - 1] + tmp / 10;
					if (i < tmp && tmp <= b && !hs.contains(tmp)) {
						res++;
						hs.add(tmp);
					}
				}
				hs.clear();
			}
			out.println("Case #" + (testCase + 1) + ": " + res);
		}
		in.close();
		out.close();
	}

}
