public class Main {
    public static void main(String[] args)
    {
        System.out.print("Hello World!");
    }
}

import java.util.Scanner;

public class Main {
    public static void main(String[] args)
    {
        Scanner scanner = new Scanner(System.in);
        int a = scanner.nextInt();
        int b = scanner.nextInt();
        System.out.print(a-b);
    }
}

public class Main {
    public static void main(String[] args){
        System.out.println("강한친구 대한육군");
        System.out.print("강한친구 대한육군");
    }
}

import java.util.Scanner;

public class Main {
    public static void main(String[] args){
        Scanner scanner = new Scanner(System.in);
        while(scanner.hasNextLine())
        {
            System.out.println(scanner.nextLine());
        }
    }
}

import java.util.Scanner;

public class Main {
    public static void main(String[] args){
        Scanner scanner = new Scanner(System.in);
        while(scanner.hasNextLine())
        {
            System.out.println(scanner.nextLine());
        }
    }
}

import java.util.Scanner;

public class Main {
    public static void main(String[] args)
    {
        Scanner scanner = new Scanner(System.in);
        int a = scanner.nextInt();
        int b = scanner.nextInt();
        System.out.print(a*b);
    }
}

import java.util.Scanner;

public class Main {
    public static void main(String[] args)
    {
        Scanner scanner = new Scanner(System.in);
        double a = scanner.nextInt();
        double b = scanner.nextInt();
        System.out.print(a/b);
    }
}

import java.util.Scanner;

public class Main {
    public static void main(String[] args)
    {
        Scanner scanner = new Scanner(System.in);
        int a = scanner.nextInt();
        int b = scanner.nextInt();
        System.out.println(a+b);
        System.out.println(a-b);
        System.out.println(a*b);
        System.out.println(a/b);
        System.out.println(a%b);
    }
}

import java.util.Scanner;

public class Main {
    public static void main(String[] args)
    {
        Scanner scanner = new Scanner(System.in);
        int a = scanner.nextInt();
        int b = scanner.nextInt();
        int c = scanner.nextInt();
        System.out.println((a+b)%c);
        System.out.println((a%c + b%c)%c);
        System.out.println((a*b)%c);
        System.out.println(((a%c)*(b%c)%c));
    }
}