import java.util.Scanner;

public class Main {

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

        int first_num, second_num, first_max, second_max;

        System.out.print("Enter First Volume ");
        first_num = input.nextInt();
        System.out.print("Enter Second Volume ");
        second_num = input.nextInt();

        first_max = first_num;
        second_max = second_num;

        while(first_num > 0 && second_num > 0)
        {
            if(first_num > first_max)
                first_max = first_num;

            if(second_num > second_max)
                second_max = second_num;

            System.out.print("Enter First Volume ");
            first_num = input.nextInt();
            System.out.print("Enter Second Volume ");
            second_num = input.nextInt();
        }

        System.out.println("Highest Volumes are : " + first_max + " " + second_max);
    }
}