100644 blob d83b5f6ee0999ce711af63c0d6178595e6f9029b	make_ostream_joiner.cc
100644 blob 5f44a519fc3acdd84a2172f9bfb6a655d63d3ed7	ostream_joiner.cc
100644 blob 7529bffa97e5c589f40fcf036106c58e701709ef	requirements.cc