#include <stdio.h>

int main(){
	int D = 0, S;
	int i;

	for(i = 0; i < 3; i++){
		scanf("%d", &S);
		D += S;
	}

	scanf("%d", &S);
	if(S || D < 2){
		printf("SURVIVED\n");
	}else {
		printf("DEAD\n");
	}

	return 0;
}