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040000 tree fb23ad3bb0aec3a4da78736fede3a32edde0c37d	crc32
040000 tree 258d94767c588d9c5dc0c5cb247e586f217288a5	crc64
100644 blob 56ac259db13a9be5df00fa66f033950d05ac87f0	hash.go
100644 blob 26d3ccc052495c1517ce4e5a30af947c3fb176c0	test_cases.txt
100644 blob 804f786795fa84cae233259bde18c1d7997ffa74	test_gen.awk