#include <stdio.h>
int main(){
    //input
    int D1,D2,D3,S;
    scanf("%d %d %d %d",&D1,&D2,&D3,&S);

    //output
    if (S){
        printf("SURVIVED\n");
    }else{
        int count = 0;
        if (D1) count++;
        if (D2) count++;
        if (D3) count++;
        if (count < 2){
            printf("SURVIVED\n");
        }else{
            printf("DEAD\n");
        }
    }
    return 0;
}