040000 tree 139c417b00f4dbef0ccb8444614bead3cce719d5	demo
040000 tree 4b7030e103e0fe30f2db2b6bcfc49669a74c4ab1	test
040000 tree 25bc5e0def5d262c21f8ebec1c8523367bcc4c53	text
040000 tree 23525243905a66dd8a2bd1aae0e48c89bcd128af	tools
040000 tree 351b04b6e41f4b1af5685ce40f9c003cdef11dd8	util