package jp.funnything.competition.util;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.math.BigDecimal;
import java.math.BigInteger;

import org.apache.commons.io.IOUtils;

public class QuestionReader {
    private final BufferedReader _reader;

    public QuestionReader( final File input ) {
        try {
            _reader = new BufferedReader( new FileReader( input ) );
        } catch ( final FileNotFoundException e ) {
            throw new RuntimeException( e );
        }
    }

    public void close() {
        IOUtils.closeQuietly( _reader );
    }

    public String read() {
        try {
            return _reader.readLine();
        } catch ( final IOException e ) {
            throw new RuntimeException( e );
        }
    }

    public BigDecimal[] readBigDecimals() {
        return readBigDecimals( " " );
    }

    public BigDecimal[] readBigDecimals( final String separator ) {
        final String[] tokens = readTokens( separator );

        final BigDecimal[] values = new BigDecimal[ tokens.length ];
        for ( int index = 0 ; index < tokens.length ; index++ ) {
            values[ index ] = new BigDecimal( tokens[ index ] );
        }

        return values;
    }

    public BigInteger[] readBigInts() {
        return readBigInts( " " );
    }

    public BigInteger[] readBigInts( final String separator ) {
        final String[] tokens = readTokens( separator );

        final BigInteger[] values = new BigInteger[ tokens.length ];
        for ( int index = 0 ; index < tokens.length ; index++ ) {
            values[ index ] = new BigInteger( tokens[ index ] );
        }

        return values;
    }

    public int readInt() {
        final int[] values = readInts();

        if ( values.length != 1 ) {
            throw new IllegalStateException( "Try to read single interger, but the line contains zero or multiple values" );
        }

        return values[ 0 ];
    }

    public int[] readInts() {
        return readInts( " " );
    }

    public int[] readInts( final String separator ) {
        final String[] tokens = readTokens( separator );

        final int[] values = new int[ tokens.length ];
        for ( int index = 0 ; index < tokens.length ; index++ ) {
            values[ index ] = Integer.parseInt( tokens[ index ] );
        }

        return values;
    }

    public long readLong() {
        final long[] values = readLongs();

        if ( values.length != 1 ) {
            throw new IllegalStateException( "Try to read single interger, but the line contains zero or multiple values" );
        }

        return values[ 0 ];
    }

    public long[] readLongs() {
        return readLongs( " " );
    }

    public long[] readLongs( final String separator ) {
        final String[] tokens = readTokens( separator );

        final long[] values = new long[ tokens.length ];
        for ( int index = 0 ; index < tokens.length ; index++ ) {
            values[ index ] = Long.parseLong( tokens[ index ] );
        }

        return values;
    }

    public String[] readTokens() {
        return readTokens( " " );
    }

    public String[] readTokens( final String separator ) {
        return read().split( separator );
    }
}

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package recyclednumber;

/**
 *
 * @author pos
 */
public class Numbers {

    int A;
    int B;
    int n;
    int m;
    int Result;

    public Numbers(int A, int B) {
        this.A = A;
        this.B = B;
        this.n = A;
        this.m = n + 1;
    }
    
    String sn;
    String sm;
    int nLength;
    int mLength;
    int nIndex;
    int mIndex;

    private boolean isValid(int n, int m) {
        int[] numberN = new int[10];
        int[] numberM = new int[10];

        sn = n + "";
        sm = m + "";
        nLength = sn.length();
        mLength = sm.length();

        for (int i = 0; i < nLength; i++) {
            nIndex = Integer.valueOf(sn.charAt(i)) - 48;
            numberN[nIndex]++;
            mIndex = Integer.valueOf(sm.charAt(i)) - 48;
            numberM[mIndex]++;
        }
        for (int i = 0; i < 10; i++) {
            if (numberN[i] != numberM[i]) {
                return false;
            }
        }
        //System.out.println(A + "<=" + n + "<" + m + "<=" + B);
        return true;
    }

    public void Calculate() {
        int n, m;
        for (int i = this.A; i < this.B; i++) {
            for (int j = i+1; j <= this.B; j++) {
                n = i;
                m = j;
                if (isValid(n, m))
                    isRecycled(n, m);
            }
        }
    }
    
    private boolean isRecycled(int n, int m){
        String sn=n+"";
        nLength=sn.length();
        for(int i=1;i<nLength;i++){
            if (Integer.valueOf(sn.substring(i)+sn.substring(0, i))==m){
                Result++;
                return true;
            }
        }
        return false;
    }
}
