Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 1.295897 0.6319771 2.374608 2 1 0.5246704 2.161762 0.3112674 3 1 0.9331072 2.773919 2.787442 Masses 1 28.0855