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, 3 , 1, 2 , 1, 5
The task
An undirected simple graph has 6 vertices labelled 0..5 and edge list [[0, 3], [1, 2], [1, 5]]