kazu e03ea9c596 Use printf instead of puts and sprintf
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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61174 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2017-12-12 15:01:04 +00:00
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2017-12-12 15:01:04 +00:00