import java.util.Scanner;

  public class narc {

public static void main(String[] args){

    Scanner myScan = new Scanner(System.in);

    System.out.println("enter number: ");

    int digit = myScan.nextInt();

    String s1 = Integer.toString(digit);

   System.out.println(NarcNumber(digit));


  }


public static boolean NarcNumber(int number) {


System.out.println(number%10);



return false;
    }

}