function isPoor(A, B , C)
{

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