/*
 * 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);
    }
}

package com.googlecode.codejam.model;

import java.util.Arrays;
import java.util.concurrent.Callable;

public abstract class JamCaseResolver implements Callable<String> {

	private final int caseNumber;
	
	public JamCaseResolver(int caseNumber) {
		this.caseNumber = caseNumber;
	}

	@Override
	public final String call() throws Exception {
		return this.resolve();
	}

	protected abstract String resolve();
	
	protected long[] parse(final String[] numbers) {
		final long[] parsed = new long[numbers.length];
		for (int i = 0; i < numbers.length; i++) 
			parsed[i] = this.parse(numbers[i]);
		return parsed;
	}
	
	protected long parse(final String number) {
		return Long.parseLong(number);
	}
	
	protected int[] parseInt(final String[] numbers) {
		final int[] parsed = new int[numbers.length];
		for (int i = 0; i < numbers.length; i++) 
			parsed[i] = this.parseInt(numbers[i]);
		return parsed;
	}
	
	protected int parseInt(final String number) {
		return Integer.parseInt(number);
	}
	
	protected long sum(final Iterable<Long> elements) {
		long sum = 0;
		for (final long element : elements)
			sum += element;
		return sum;
	}
	
	protected long sum(final Long[] elements) {
		return this.sum(Arrays.asList(elements));
	}
	
	protected String toMatrixString(final String matrixString) {
		return matrixString.replaceAll("\\},\\{", "\n").replaceAll("(^\\{\\{|\\}\\}$)|,", "");
	}
	
	public int getCaseNumber() {
		return caseNumber;
	}

	@Override
	public String toString() {
		return "JamCaseResolver [caseNumber=" + caseNumber + "]";
	}
	
}

