Unknwon eab1d98ba8 update book code %!s(int64=11) %!d(string=hai) anos
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Makefile eab1d98ba8 update book code %!s(int64=11) %!d(string=hai) anos
c1.go eab1d98ba8 update book code %!s(int64=11) %!d(string=hai) anos
c2.go eab1d98ba8 update book code %!s(int64=11) %!d(string=hai) anos