import java.io.File;
import java.io.FileNotFoundException;
import java.util.Scanner;


public class WeatherArray {

public static void main(String[] args)
        throws FileNotFoundException{

    Scanner input = new Scanner(new File("PortlandWeather2011.txt"));

    String head = input.nextLine();
    String head2 = input.nextLine();
    System.out.println(head);
    System.out.println(head2);

    int count = 0;
    while(input.hasNextLine()){
        process(input);
        count++;
    }

    double[] prcp = new double[count];
    double[] snow = new double[count];
    double[] snwd = new double[count];
    double[] tmin = new double[count];
    double[] tmax = new double[count];

    input = new Scanner(new File("PortlandWeather2011.txt"));

    head = input.nextLine();
    head2 = input.nextLine();
    System.out.println(head);
    System.out.println(head2);

    count = 0;
    while(input.hasNextLine()){
        input.next();
        input.next();
        prcp[count] = input.nextDouble();
        snow[count] = input.nextDouble();
        snwd[count] = input.nextDouble();
        tmin[count] = input.nextDouble();
        tmax[count] = input.nextDouble();
        count++;
    }
    System.out.println(arrayAvg(prcp));
    System.out.println(arrayAvg(snow));
    System.out.println(arrayAvg(snwd));
    System.out.println(arrayAvg(tmin));
    System.out.println(arrayAvg(tmax));
}
public static void process(Scanner input){
    while(input.hasNext()){
        String station = input.next();

        while(input.hasNextInt()){
            String date = input.next();

            while(input.hasNextInt()){
                int prcp = input.nextInt();

                while(input.hasNextInt()){
                    int snow = input.nextInt();

                    while(input.hasNextInt()){
                        int snwd = input.nextInt();

                        while(input.hasNextInt()){
                            int tmin = input.nextInt();

                            while(input.hasNextInt()){
                                int tmax = input.nextInt();
                            }
                        }
                    }
                }
            }
        }
    }
}
public static double arrayAvg(double array[]){
    int count = 0;
    double sum = 0;
    for(int i = 0; i < array.length; i++){
        count++;
        if(array[i] != 393.7){
            sum += array[i];
        }
    }
    return sum/count;
}

}

public class MaainActivity extends Activity {

  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    // Get the view from activity_main.xml
    setContentView(R.layout.activity_main);

  }
}

public class MainActivity extends Activity {


  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    // Get the view from activity_main.xml
    setContentView(R.layout.activity_main);

  }
}