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040000 tree 03432affa12ed07f68d6c83e5e1a6e3891603452	manual
040000 tree bcdf8f3a3f6cf3b1cba5f11b88937dcbb255536a	original
040000 tree 67b97a1ebaf62db5009e6b852e70d88bc8e9f389	quick
040000 tree 177e96cbd7332feb3600a01d9f526fb3062e8d41	testdata
100644 blob a9b7a70e86c59af58afcecb1e50b575927d6c4d2	tut_test.go