#include
int main()
{
using namespace std;
char* a[2]={"○","●"};
long i,j,k,l,m,n,o,p,q;
cout<<"\n输出2进制3位数9组合图像:\n\n";
for (i=0;i<2;i++)
for (j=0;j<2;j++)
for (k=0;k<2;k++)
for (l=0;l<2;l++)
for (m=0;m<2;m++)
for (n=0;n<2;n++)
for (o=0;o<2;o++)
for (p=0;p<2;p++)
for (q=0;q<2;q++)
cout<<a[i]<<a[j]<<a[k]<<"\n"<<a[l]<<a[m]<<a[n]<<"\n"<<a[o]<<a[p]<<a[q]<<"\n\n"<<endl;
cout<<"\n\n"; }
