100644 blob 3440a15c15830f26b7c8ccc16f32d0be1bcb5b65	ExerciseBase.java
100644 blob e638ab32321342c0e20cb6c73fcc25e7d4eefe5c	GeoUtils.java
100644 blob 4f6c95f7507f271e8a61ece3eca31ec7fe34b835	MissingSolutionException.java