#include
     
      #include
      
       #define N 100000+5int step,mod,seed;int flag;int f[N];int main(){	int i,j,k;	while(scanf("%d%d",&step,&mod)==2){		for(i=0;i<=mod-1;i++)			f[i]=0;		seed=0;		do		{			seed=(seed+step)%mod;					f[seed]=1;		}while(seed!=0);		flag=0;		for(i=0;i<=mod-1;i++)			if(f[i]==0){				flag=1;				break;			}		if(flag==1)			printf("%10d%10d    Bad Choice\n\n",step,mod);		else			 printf("%10d%10d    Good Choice\n\n",step,mod);	}	return 0;}