1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
import java.util.Scanner;

public class sia{

	public static void main(String[] args) {
		Scanner s = new Scanner(System.in);
		String line = s.nextLine();
		String[] arg = line.split(" ");
                System.out.println(arg[0]);
	}
	
	public sia(){
	}
}