$\lceil$ F i b o n a c c i $\rfloor$
$$\it{2019}= \it{F}_{\,\it{17}}+ \it{F}_{\,\it{14}}+ \it{F}_{\,\it{9}}+ \it{F}_{\,\it{6}}+ \it{F}_{\,\it{4}}$$
$\lceil$ F i b o n a c c i $\rfloor$
$$\it{2019}= \it{F}_{\,\it{17}}+ \it{F}_{\,\it{14}}+ \it{F}_{\,\it{9}}+ \it{F}_{\,\it{6}}+ \it{F}_{\,\it{4}}$$
0 thành viên, 0 khách, 0 thành viên ẩn danh