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  1. cat(gsub('\\b(?:19|20)(\\d{2})\\b', '\\1', "1984"))
Success #stdin #stdout 0.24s 38852KB
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Standard input is empty
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84
https://ideone.com/Zctofa
language:
R (R 3.5.2)
created:
4 years ago
visibility:
secret

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