kevin 8c7f871f89 refactor %!s(int64=5) %!d(string=hai) anos
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mapreduce.go 8c7f871f89 refactor %!s(int64=5) %!d(string=hai) anos
mapreduce_test.go dc744766a9 rename mapreduce to mr %!s(int64=5) %!d(string=hai) anos