program main
   integer f(10)  
   integer n
   f(1) = 0  
   f(2) = 1
   do n = 3, 10  
     f(n) = f(n - 1) + f(n - 2)  
   end do
   print *, "前 10 个数列："  
   do i = 1, 10  
     print *, f(i)  
   end do  
   !习题五答案：第三行第三列，第四行第四列
end