{ "blurb": "Calculate the number of grains of wheat on a chessboard given that the number on each square doubles.", "authors": [ "nathany" ], "contributors": [ "alebaffa", "bitfield", "da-edra", "dvrkps", "ekingery", "ferhatelmas", "hilary", "ilmanzo", "johngb", "kytrinyx", "leenipper", "petertseng", "robphoenix", "sebito91", "strangeman", "tleen" ], "files": { "solution": [ "grains.go" ], "test": [ "grains_test.go" ], "example": [ ".meta/example.go" ], "editor": [ "cases_test.go" ] }, "source": "JavaRanch Cattle Drive, exercise 6", "source_url": "http://www.javaranch.com/grains.jsp" }