import java.util.*;

class Main{
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        
        int flag1 = sc.nextInt();
        int flag2 = sc.nextInt();
        int flag3 = sc.nextInt();
        int flag4 = sc.nextInt();
        
        int sum = flag1 + flag2 + flag3;
        
        if(sum > 1){
            if(flag4 == 1){
                System.out.println("SURVIVED");
            }else{
                System.out.println("DEAD");
            }
        }else{
            System.out.println("SURVIVED");
        }
            
    }
}