import java.util.Scanner;

class Question431
{
	public static void main(String[] args)
	{
	
		Scanner scan = new Scanner(System.in);
		
		int flg[] = new int[4];
		
		for(int i=0; i<4; i++){
			flg[i] = scan.nextInt();
		}
		
		int judge = 0;
		for(int i=0; i<3; i++){
			judge += flg[i];
		}
		
		if(flg[3] == 1 || judge < 2){
			System.out.println("SURVIVED");
		}
		else{
			System.out.println("DEAD");
		}
	}
}