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

// パワーアップ
int main()
{
	int dead = 0;
	bool survived = false;

	for (int i = 0;i < 4;i++)
	{
		int n = 0;
		scanf("%d", &n);

		if (i < 3 && n == 1)
		{
			dead++;
		}
		else if (n == 1)
		{
			survived = true;
		}
	}

	if (survived == true || dead < 2)
	{
		printf("SURVIVED\n");
	}
	else
	{
		printf("DEAD\n");
	}
}