ProgrammingBasicsExam-17September2017-GrandpaStavri_AngelKal

import java.util.Scanner;

public class GrandpaStavri {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int days = Integer.parseInt(scanner.nextLine());

        double litersTotal = 0;
        double averageDegrees = 0;
        String outputRow3 = "";

        for (int i = 0; i < days; i++) {
            double liters = Double.parseDouble(scanner.nextLine());
            double degrees = Double.parseDouble(scanner.nextLine());

            litersTotal += liters;
            averageDegrees += liters * degrees;
            if (i == days - 1) {
                averageDegrees = averageDegrees / litersTotal;
            }
        }
        if (averageDegrees < 38) {
            outputRow3 = "Not good, you should baking!";
        } else if (averageDegrees <= 42) {
            outputRow3 = "Super!";
        } else {
            outputRow3 = "Dilution with distilled water!";
        }
        System.out.printf("Liter: %.2f%n", litersTotal);
        System.out.printf("Degrees: %.2f%n", averageDegrees);
        System.out.println(outputRow3);
    }
}