import java.util.*;
class No431{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int[] number = new int[4];
		int deadCount = 0;
		
		for(int i=0; i<number.length; i++){
			number[i] = sc.nextInt();
		}
		
		for(int j=0; j<number.length-1; j++){
			if(number[j] == 1){
				deadCount++;
			}
		}
		
		if(number[3] == 1){
			System.out.println("SURVIVED");
		}
		
		if(number[3] != 1){
			if(deadCount >= 2){
				System.out.println("DEAD");
			}else{
				System.out.println("SURVIVED");
			}
		}
	}
}