100644 blob e814c97b973194370592bfe296e28e0705900214	find.c
100644 blob 3254868be1672e03e045c4b8f1e7b47fac9af580	grep.c
100644 blob c460ffdd1cc045172d47a15b06a7c903bdd0105b	which.c
100644 blob 48adae90a2870dc590fb7a7514abd69baa68485b	xargs.c