construct/nppc three coloring
construct/nppc three coloring: a task in MathConstructOptimize-Envs-harbor (Harbor dataset). Graph with 30 vertices labelled 0..29 and edge list 0, 3 , 0, 10 , 0, 20 , 1, 4 , 1, 7 , 1, 8 , 1, 10 , 1, 14 , 1, 21 , 2, 10 , 2, 14 , 2, 17 , 2, 21 , 2, 25 , 2, 29 , 3, 8 , 3, 12 , 3, 14 , 3, 25 , 4, 6 …
The task
Graph with 30 vertices labelled 0..29 and edge list [[0, 3], [0, 10], [0, 20], [1, 4], [1, 7], [1, 8], [1, 10], [1, 14], [1, 21], [2, 10], [2, 14], [2, 17], [2, 21], [2, 25], [2, 29], [3, 8], [3, 12], [3, 14], [3, 25], [4, 6], [4, 13], [4, 20], [4, 22], [4, 27], [5, 8], [5, 20], [6, 8], [6, 10], [6, 17], [6, 18], [7,…