program main
    implicit none

    integer::month,day,last_day(12),i
     last_day = (/ 31,28,31,30,31,30,31,31,30,31,30,31 /)
   do month = 1,12
     do day = 1 ,last_day(month)
      if(month == ones(day) + tens(day))then
      i = i + 1
        end if
    end do
  end do
  write(*,*) i
    stop
  contains
  
 integer function ones(i)
   implicit none
  integer i
  ones =  int(i/10)
  return 
  end function
 integer function tens(i)
   implicit none
  integer i
  tens =i - (int(i/10))*10
  return 
  end function
  
end program main