Filling data for tool-path optimisation in 3D printing

Data for the test instances in the paper: Volpato, N.; Galvão, L. C ; Nunes, L. F. ; Souza, R. I.; Oguido, K. Combining heuristics for tool-path optimisation in material extrusion additive manufacturing. Journal of the Operational Research Society, 2019 https://doi.org/10.1080/01605682.2019.1590135