040000 tree 361b242f52952dd7a1057d7b08a97798e4b05fb8	examples
040000 tree ed4a54422cc88c7016927315a868a5ab1233ff99	main
040000 tree ac3c1437f54ad1c098daecb47c542e51c326445f	packages
040000 tree 3ffdbe0288e9a74bfa6197860d1a81ae34576c0b	test