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?
I've been seeing Fast I/O
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?