function Poor(A, B, C)
{

if ( (A===B) || ( A===B) )
   {
    return "yes";
   }
else if( (B===C) || (B===A) )
{
    return "yes";
  }
else if( ( (C===A) || (C===B) )
    {
    return "yes";
    }
else 
{
return "No";
}

}