#include "stdio.h"
void main()
{int n,i,j;
    int s[n][4];
    printf("请输入一个正整数: ");
    scanf("%d",&n);
   
    for(i=0;i<n;i++){
        for(j=0;j<4;j++){
            scanf("%s",&s[i][j]);
            printf("%s",s[i][j]);
            }
    }
    for(i=0;i<n;i++){
        if(s[i][0]>=60&&s[i][1]>=60&&s[i][2]>=90&&s[i][3]>=90&&(s[i][0]+s[i][1]+s[i][2]+s[i][3])>=310){
            if((s[i][0]+s[i][1]+s[i][2]+s[i][3]>=350)){
                printf("gongfei");
            }
            else
                printf("zifei");
        }
        else
           printf("fail");
        }
}