Lesson 5 Activity 2

/*
 * Lesson 5 Coding Activity Question 2
 *
 * Input four integer values and print the sum of all four values.
 *
*/

import java.util.Scanner;
import java.lang.Math;

class Lesson_5_Activity_Two {
    public static void main(String[] args) {

      Scanner scan = new Scanner(System.in);
      int a = scan.nextInt();
      int b = scan.nextInt();
      int c = scan.nextInt();
      int d = scan.nextInt();

      System.out.println(a + b + c + d);
    }
}