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.google.codejam;

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

import com.google.codejam.util.CodeJamInputFile;
import com.google.codejam.util.CodeJamOutputFile;

public class Recycle {

	
	/**
	 * @param args
	 */
	public static void main(String[] args) {
		Integer count;
		CodeJamInputFile f = new CodeJamInputFile("in/C-large.in");
		CodeJamOutputFile fo = new CodeJamOutputFile("out/C-large.out");

		for(int c = 0; c < f.getCases(); c++){
			count = 0;
			Set<String> tested = new HashSet<String>();
			String[] range = f.getLine().split(" ");
			Integer a = Integer.valueOf(range[0]);
			Integer b = Integer.valueOf(range[1]);
			
			for(Integer i = a; i < (b + 1); i++){
				String str = i.toString();
				tested.add(str.concat(str));
				for(int j = 1; j<str.length(); j++){
					String newstr = str.substring(j).concat(str.substring(0, j));
					if(tested.contains(str.concat(newstr)) || tested.contains(newstr.concat(str))){
						continue;
					}
					tested.add(str.concat(newstr));
					Integer testval = Integer.valueOf(newstr);
					if(testval >= a && testval <= b){
						//System.out.println(str + " - " + newstr);
						count++;
					}
				}
			}
			
			fo.writeCase(c, count.toString());
		}
		f.close();
		fo.close();
	}

}
