16. Gulliver sailed with the "Antelope", but unfortunately encountered a disaster, drifting to the land of Lilliput. Gulliver saw a group of little people using 8 sticks of different lengths to build a house, each stick being an integer number of centimeters long. Gulliver noticed that no three of these sticks could form a triangle when connected end to end, so the length of the longest stick is at least $\qquad$ centimeters.
$34$