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100644 blob ed83464b453735656094e22d800e464ced10ac9a	coordinates.h
100644 blob 8a502afb169e64fef9f77bbb2d7617f18a523e4e	coordinates_unittest.cc
100644 blob df45172289375523c7b0b279b824c4f2ae8b7c6b	shadow.cc
100644 blob 31fbe6298e5e73a5eff0f8038843e66362292a4c	shadow.h