import java.io.EOFException;

import java.io.FileReader;

import java.io.IOException;
import java.io.LineNumberReader;
import java.util.StringTokenizer;

public class data{

    private LineNumberReader in;
    String filename;

    public data(String file){
        filename = file;
        readProblem();
        readdis();
        read();
    }
 }

import java.util.*;
import java.io.*;

class main{
    public static void main (String[] args) {
        //Define parameters of the algorithm
        String file = new String("./data.txt");

BufferedReader in = new BufferedReader(new InputStreamReader(
        new FileInputStream(file, "Windows-1252");