import java.util.Scanner;

public class No431 {

    public static void main(String[] args) {
	Scanner s = new Scanner(System.in);
	int[] N = new int[4];
	for(int i=0;i<4;i++){
	    N[i] = s.nextInt();
	}

	int flag=0;
	if(N[3] == 1){
	    System.out.println("SURVIVED");
	}else{
	    for(int i=0;i<3;i++){
		if(N[i] == 1){
		    flag++;
		}
	    }
	    if(flag < 2){
		System.out.println("SURVIVED");
	    }else{
		System.out.println("DEAD");
	    }
	}
    }

}