040000 tree 36e887f7b7a0ea3b3f46b5c8f412960784d8e9b4	basic
040000 tree 4638765150797ad8226b6fbf812969b14ce019ed	bind
040000 tree 17cbead94cb984ee1065102f85d4febe333f6d6f	flappy
040000 tree 6776cd76f4533f8804a93ae9a9794873f9ae4742	ivy
040000 tree 3b925bf35329e093343cb0aa14157756e784363a	network
040000 tree ee2d03ed97e17b984f6420d9912eee6288094449	reverse