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

public class NumberTwo {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        System.out.println("Please enter filename");
        String inputFileName = scan.next();
        scan.close();
        File inputFile = new File(inputFileName);
        try {
            Scanner in = new Scanner(inputFile);
            String line = "";
            while(in.hasNextLine()) {
                line = in.nextLine();
                String[] values = line.split(",");
                if(line.isEmpty()) {
                    continue;
                }
                double[] intvalues = new double[values.length];
                for (int i = 0; i < values.length; i++) {
                    intvalues[i] = Double.parseDouble(values[i]);
                }
                double median = 0, min = intvalues[0], max = intvalues[0];
                for(double a : intvalues) {
                    if(min > a) {
                        min = a;
                    }
                    if(max < a) {
                        max = a;
                    }
                }
                if(intvalues.length % 2  == 0) {
                    median = intvalues[intvalues.length / 2];
                    median += intvalues[intvalues.length / 2 - 1];
                    median /= 2;
                }else {
                    median = intvalues[intvalues.length / 2];
                }
                PrintWriter out = new PrintWriter(new FileWriter("output", true));
                out.print("Min = " + min + " Max = " + max + " Median = " + median +"\n");
                out.close();
            }

        }
        catch (FileNotFoundException e) {
            System.out.println(e.getMessage());
        } catch (IOException e) {
            System.out.println(e.getMessage());
        }
    }
}