#include <bits/stdc++.h>
using namespace std;

int main()
{
	int f[4];
	cin >> f[0] >> f[1] >> f[2] >> f[3];

	string ans = "DEAD";
	if( f[3] ) ans = "SURVIVED";
	else {
		int cnt = 0;
		for( int i = 0; i < 3; i++ ) cnt += f[i];
		if( cnt < 2 ) ans = "SURVIVED";
	}

	cout << ans << endl;
}