import java.util.*;
class FirstClass{
	public static void main(String[] args)
	{
		// System.out.print("hello world");
		// System.out.println("Hello world");

//		Scanner sc= new Scanner(System.in);
//		String name = sc.next();
//		System.out.println("My name is :"+name);
//		String name = sc.nextLine();
//		System.out.println("My name is :"+name);

//		Scanner sc =new Scanner(System.in);
//		int a =sc.nextInt();
//		int b=sc.nextInt();
//		int sum=a+b;
//		System.out.println("sum : "+sum);
//		Scanner input=new Scanner(System.in);
//		float a= input.nextFloat();
//		float b=input.nextFloat();
//		float sum=a+b;
//		System.out.println("sum : "+sum);
	}
}