040000 tree f10202ffb7a78b9133d92ab27417f1e81559295e	acceptance
040000 tree d88ac1018aed2e39e5a452d12caee2adb8f0d49e	httpd
040000 tree 437b51f81fb2c4dfff5069ab1356703f8629ea9e	pgm
040000 tree 95c64221bc4c9b53f98bdc57790af42e1be19de7	prettify
040000 tree 21cd4156ce93e63e587a81c31dbfae2e89740f0a	proto
040000 tree f2123dfa7a4ac906e09d11ab68ccc7ad6137d6e2	server