print all four coordinates
System . out . println ( " { " + Xmin + " , ▁ " + Ymin + " } " ) ; System . out . println ( " { " + Xmin + " , ▁ " + Ymax + " } " ) ; System . out . println ( " { " + Xmax + " , ▁ " + Ymax + " } " ) ; System . out . println ( " { " + Xmax + " , ▁ " + Ymin + " } " ) ; }