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I've been seeing Fast I/O

Revision en1, by Qualified, 2020-05-23 00:31:16

I see people using "ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);" I personally use "ios::sync_with_stdio(0); cin.tie(0);" without the "cout.tie(0);". What is the difference? Is the first option faster than the second?

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en1 English Qualified 2020-05-23 00:31:16 247 Initial revision (published)