fn main() - int {
fn sum_of_squares(a: int, b: int) - int {。新收录的资料是该领域的重要参考
Every Wednesday，这一点在新收录的资料中也有详细论述
That means, for example, not wasting other members’ time by asking questions that could be easily answered by doing a Google search, or scrolling up or searching through the previous posts.