package com.menzus.gcj._2012.qualification.c;

import com.menzus.gcj.common.InputBlockParser;
import com.menzus.gcj.common.OutputProducer;
import com.menzus.gcj.common.impl.AbstractProcessorFactory;

public class CProcessorFactory extends AbstractProcessorFactory<CInput, COutputEntry> {
    public CProcessorFactory(String inputFileName) {
	super(inputFileName);
    }

    @Override
    protected InputBlockParser<CInput> createInputBlockParser() {
	return new CInputBlockParser();
    }

    @Override
    protected OutputProducer<CInput, COutputEntry> createOutputProducer() {
	return new COutputProducer();
    }
}

package MyAllgoritmicLib;

public class CodeGray {
	
	public static int grayEncode (int n) {
		return n ^ (n >> 1);
	}
	
	public static int grayDecode (int g) {
		int n = 0;
		for (; g > 0; g>>=1)
			n ^= g;
		return n;
	}
}
