#include <stdio.h>

int main(void) {
    int D1 ,D2,D3,D4, count = 0;
    scanf("%d,%d,%d,%d",&D1,&D2,&D3,&D4);
    
    if(D1 == 0){
    	count = count + 1;
    }
    if(D2 == 0){
    	count = count + 1;
    }
    if(D3 == 0){
    	count = count + 1;
    }
    if(D4 == 0){
    	count = count + 1;
    }
    if(D1 == 1 ||D2 == 1 || D3 == 1 || D4 ==1){
    	printf("SURVIVED\n");
    }else if(count >=2){
    	printf("DEAD\n");
    	
    }
    else{
    	printf("SURVIVED\n");
    	
    }
    
    
    
	return 0;
}