040000 tree 984e2a63f3e3d7b5b163669bfb063d65bb2bd47b	range.access
040000 tree efb25ef1f4524075e552fac1de74c73857c4a8e1	range.adaptors
040000 tree ae055c77456289506f067859a58de36ecadcce4f	range.factories
040000 tree 18ba3f5f288508653eb710fa1f383048d5530282	range.req
040000 tree f49af172e24961feb058c9a922eae25c5b76110c	range.utility