construct/rlve min harmonious coloring
construct/rlve min harmonious coloring: a task in MathConstructOptimize-Envs-harbor (Harbor dataset). An undirected simple graph has 6 vertices labelled 0..5 and edge list 0, 5 , 2, 4 , 3, 4 , 4, 5
The task
An undirected simple graph has 6 vertices labelled 0..5 and edge list [[0, 5], [2, 4], [3, 4], [4, 5]]