#include <stdio.h>
#include <stdlib.h>

int main(void){
  int flag[4];
  int i;
  fscanf(stdin, "%d%d%d%d", &flag[0], &flag[1], &flag[2], &flag[3]);  
  int count = 0;
  for (i=0;i<3;i++) {
    if (flag[i] == 1) count++;
  }
  if (flag[3] == 1 || count < 2) {
    puts("SURVIVED");
  } else {
    puts("DEAD");
  }
  exit(0);
}