[(1), (2), (3meme 6), (7), (9), (- 1 recollection 2), (- 6 meme 2), (- 16), (- 16 26), (51 maxim 24), (61 emerald 52), (14), (14 lyric 2), (- 71), (- 11 fuzz 28)
calculate the distance between points, and form an array of the three nearest points, the distance between the points is calculated by the br >, and the distances between the points are calculated by using the br >, and the nearest three points are grouped into an array, and the distance between the points is calculated by
. Thus, the above array is divided into arrays with a structure similar to [[(), (), ()], [(), (), ()]]. How to write code