
int main()
{
    int AFAN,BFAN,CFAN;//????ABC???
    int A=3,B=3,C=3;//?? ?ABC?????????,?????????????????1
    for(AFAN=2;AFAN<=3;AFAN++)//????????ABC??????????????????????????1?2?3??A?????????A??????1
       for(BFAN=1;BFAN<=3;BFAN++)
          for(CFAN=1;CFAN<=3;CFAN++)
            {
                A=B=C=3;
                if(AFAN!=BFAN&&BFAN!=CFAN&&CFAN!=AFAN)//ABC??????
                    {
                        if(BFAN>AFAN)
                           {
                               A=A-1;
                               C=C-1;//AC????????
                           }
                        else B=B-1;
                        if(AFAN>CFAN)
                           B=B-1;
                        if(CFAN>BFAN)
                           C=C-1;//???????
                     if(A>B&&B>C)  cout<<"CBA"<<endl;
                     else if(A>C&&C>B)  cout<<"BCA"<<endl;
                     else if(B>A&&A>C)  cout<<"CAB"<<endl;
                     else if(C>A&&A>B)  cout<<"BAC"<<endl;
                     else if(B>C&&C>A)  cout<<"ACB"<<endl;
                     else if(C>B&&B>A)  cout<<"ABC"<<endl;
                    }
            }
            return 0;
}
