Good question ! I use it for example when I do 5/2. I write %.2lf instead of only %lf. That way, it shows 2 digits after the dot. So it's 2.5 instead of 2.50000000.
But in your case, I can't tell.
Type: Posts; User: zakiuz
Good question ! I use it for example when I do 5/2. I write %.2lf instead of only %lf. That way, it shows 2 digits after the dot. So it's 2.5 instead of 2.50000000.
But in your case, I can't tell.