040000 tree d845047e8d96ec8fabf29fb4fea87edb868f3dda	backtracking
040000 tree b3c2d8d1b39367194ffa2b2843f418b0da099f1f	multi_path
040000 tree 8cde144bcb33aafc90b2a197a86ec941e4046f32	single_path
040000 tree 6ac9f427be2bf6cbc076c8cb893abce1b2dc7501	test1
040000 tree ce34961f0fe59c99884926ef45d785cc70fe38fb	test2
040000 tree d484104b661f37fdfc6d905e2308b4756672faf2	test3