Merge pull request #2002 from alexandermyasnikov/develop

fix error 'setw' is not a member of 'std' in Wandbox example

README.md

@@ -8,7 +8,7 @@
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+[![Try online](https://img.shields.io/badge/try-online-blue.svg)](https://wandbox.org/permlink/3lCHrFUZANONKv7a)
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