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, 5 , 1, 11 , 1, 12 , 1, 22 , 1, 23 , 1, 27 , 2, 6 , 2, 7 , 2, 8 , 2, 9 , 2, 10 , 2, 20 , 2, 26 , 2, 29 , 3, 8 , 3, 10 , 3, 24 , 3, 27 , 4, 7 , 4, 18 …
The task
Graph with 30 vertices labelled 0..29 and edge list [[0, 5], [1, 11], [1, 12], [1, 22], [1, 23], [1, 27], [2, 6], [2, 7], [2, 8], [2, 9], [2, 10], [2, 20], [2, 26], [2, 29], [3, 8], [3, 10], [3, 24], [3, 27], [4, 7], [4, 18], [4, 24], [4, 25], [5, 21], [6, 25], [7, 8], [7, 13], [7, 14], [7, 22], [8, 12], [8, 14], [8,…