anchor.diff:    enddo
     !$OMP END DO
   
  -  !$OMP DO SCHEDULE(dynamic)
  +  !$OMP DO SCHEDULE(guided)
     do sh=1,shortcut(0,2)
       do i=shortcut(sh,2),shortcut(sh+1,2)-1
         org_i = sort_idx(i,2)
  
positive.code:   enddo
    !$OMP END DO
  
    !$OMP DO SCHEDULE(dynamic)
    do sh=1,shortcut(0,1)
      do sh2=1,shortcut(0,1)
        if (sh==sh2) cycle
  
negative.code:   enddo
    !$OMP END DO
  
    !$OMP DO SCHEDULE(guided)
    do sh=1,shortcut(0,1)
      do sh2=1,shortcut(0,1)
        if (sh==sh2) cycle
  