How to connect multiple coordinates to multiple triangular facets ?

Question

How to connect multiple coordinates to multiple triangular facets programmatically ?

**Overlapping range are not allowed**

I posted a picture here.
https://www.sololearn.com/post/44069/?ref=app

Answer 1

╰☆☆ S͎p͎e͎a͎r͎y͎ ☆☆╮ I am finding the best way to solve this problem in “Java“.