construct/rlve min harmonious coloring
construct/rlve min harmonious coloring: a task in MathConstructOptimize-Envs-harbor (Harbor dataset). An undirected simple graph has 10 vertices labelled 0..9 and edge list 0, 3 , 0, 9 , 1, 9 , 2, 8
The task
An undirected simple graph has 10 vertices labelled 0..9 and edge list [[0, 3], [0, 9], [1, 9], [2, 8]]