import java.util.*;

public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int[] num = new int[4];
    int count = 0;
    for(int i=0;i<4;i++){
      num[i] = sc.nextInt();
      count += num[i];
    }
    if(num[3] == 1){
      System.out.println("SURVIVED");
    }
    else if(count>=2){
      System.out.println("DEAD");
    }
    else{
      System.out.println("SURVIVED");
    }
  }
}