import java.util.*; public class Main { public static void main(String[] args){ Scanner sc = new Scanner(System.in); int a = sc.nextInt(); int b = sc.nextInt(); int c = sc.nextInt(); int d = sc.nextInt(); int takahashi = 0; int aoki = 0; int takahashiblack = 0; int takahashiwhite = 0; int aokiblack = 0; int aokiwhite = 0; int mass = 0; for(int i=0;i