#include
    
     int main(){	int m,n,i,c;	while(scanf("%d%d",&m,&n)!=EOF)	{		if(m<1||n<1||m>100||n>100) continue;		for(i=1;i<=n;i++)		{			scanf("%d",&c);			if(c>m) printf("Too big\n");			if(c==m)			{				if(i==1) printf("Bingo!\n");				if(i==2||i==3) printf("Lucky You!\n");				if(i>3) printf("Good Guess!\n");				break;			}			if(c>=0&&c