construct/nppc three coloring
construct/nppc three coloring: a task in MathConstructOptimize-Envs-harbor (Harbor dataset). Graph with 60 vertices labelled 0..59 and edge list 0, 4 , 0, 44 , 0, 58 , 1, 3 , 1, 6 , 1, 9 , 1, 26 , 1, 55 , 2, 11 , 2, 29 , 2, 37 , 2, 47 , 2, 50 , 2, 55 , 3, 28 , 3, 41 , 3, 42 , 3, 47 , 3, 50 , 3, 53…
The task
Graph with 60 vertices labelled 0..59 and edge list [[0, 4], [0, 44], [0, 58], [1, 3], [1, 6], [1, 9], [1, 26], [1, 55], [2, 11], [2, 29], [2, 37], [2, 47], [2, 50], [2, 55], [3, 28], [3, 41], [3, 42], [3, 47], [3, 50], [3, 53], [4, 7], [4, 19], [4, 20], [4, 25], [4, 26], [4, 31], [4, 56], [5, 9], [5, 13], [5, 26],…