Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 2.808981 3.144957 0.9820917 2 1 3.980771 5.447862 1.453423 3 1 3.773581 3.828705 2.769515 Masses 1 28.0855