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

import java.util.ArrayList;
import java.util.List;

/**
 *
 * @author Lance Chen
 */
public class CodeHelper {

    private static String FILE_ROOT = "D:/workspace/googlecodejam/meta";

    public static List<List<String>> loadInputsExcludes(String fileName) {
        List<List<String>> result = new ArrayList<List<String>>();
        List<String> lines = FileUtil.readLines(FILE_ROOT + fileName);
        int index = 0;
        for (String line : lines) {
            if (index == 0) {
                index++;
                continue;
            }
            if (index % 2 == 1) {
                index++;
                continue;
            }
            List<String> dataList = new ArrayList<String>();
            String[] dataArray = line.split("\\s+");
            for (String data : dataArray) {
                if (data.trim().length() > 0) {
                    dataList.add(data);
                }
            }
            result.add(dataList);
            index++;
        }
        return result;
    }

    public static List<List<String>> loadInputs(String fileName) {
        List<List<String>> result = new ArrayList<List<String>>();
        List<String> lines = FileUtil.readLines(FILE_ROOT + fileName);
        for (String line : lines) {
            List<String> dataList = new ArrayList<String>();
            String[] dataArray = line.split("\\s+");
            for (String data : dataArray) {
                if (data.trim().length() > 0) {
                    dataList.add(data);
                }
            }
            result.add(dataList);
        }
        return result;
    }

    public static List<String> loadInputLines(String fileName) {
        return FileUtil.readLines(FILE_ROOT + fileName);
    }

    public static void writeOutputs(String fileName, List<String> lines) {
        FileUtil.writeLines(FILE_ROOT + fileName, lines);
    }
}

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.StringTokenizer;


public class JamInputReader {
	int		numItem;
	String	thisLine = null;
	BufferedReader	in;
	StringTokenizer	tokenizer;
	
	public JamInputReader(String fileName) {
		try {
			in = new BufferedReader(new FileReader(fileName));
/*			String text = in.readLine();
			numItem = Integer.parseInt(text);*/
			
			readNextLine();
			tokenizer = new StringTokenizer(thisLine, " ");
			
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		} 
	}
	
	void readNextLine() {
		try {
			thisLine = in.readLine();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
	
	int getNumItems() {
		numItem = Integer.parseInt(tokenizer.nextToken());
		return numItem;
	}
	
	String getNextItem() {
		if(false == tokenizer.hasMoreTokens()) {
			readNextLine();
			tokenizer = new StringTokenizer(thisLine, " ");
		}
		return tokenizer.nextToken();
	}

	String getNextLine() {
		readNextLine();
		return thisLine;
	}
	
	int getNextInt() {
		return Integer.parseInt(getNextItem());
	}
	
	long getNextLong() {
		return Long.parseLong(getNextItem());
	}
	
	byte[] getNextLineByte() {
		readNextLine();
		return thisLine.getBytes(); 
	}
}
