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040000 tree a447e43b7440be676b4c6f98ee5ef493fcad0a21	confui
040000 tree 3aff8aa16113eca3e26e6a157a151a4a637e11f0	fs
040000 tree 436a6cbdfa04ece3d0132787e6df0a977d43df61	net
040000 tree 4b008588aa7d46bc2b38b855ce5cf3458d37aba9	security
040000 tree 9d3d3233647634576eba6b3df06caca1760fa1da	transport
040000 tree 905b1982e037c08b56d2d932b8b19fdc6dba83e1	utils