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Stupid default options for NeoVim think it's a good idea to switch my
indentation type without asking me.
This commit is contained in:
Nicolás A. Ortega Froysa 2021-03-01 19:40:02 +01:00
parent 3f089ad0a4
commit 343a89e89f

View File

@ -20,35 +20,35 @@ use std::env;
use std::collections::VecDeque; use std::collections::VecDeque;
fn main() { fn main() {
let args:Vec<String> = env::args().collect(); let args:Vec<String> = env::args().collect();
// get the first `n` primes // get the first `n` primes
let n:usize = args[1].parse().unwrap(); let n:usize = args[1].parse().unwrap();
let mut primes:VecDeque<u64> = VecDeque::with_capacity(n); let mut primes:VecDeque<u64> = VecDeque::with_capacity(n);
// first prime // first prime
println!("{}", 2); println!("{}", 2);
primes.push_back(2); primes.push_back(2);
let mut candidate:u64 = 3; let mut candidate:u64 = 3;
while primes.len() < n while primes.len() < n
{ {
let mut is_prime = true; let mut is_prime = true;
let limit = (candidate as f64).sqrt() as u64; let limit = (candidate as f64).sqrt() as u64;
for i in primes.iter().take_while(|x| **x <= limit) for i in primes.iter().take_while(|x| **x <= limit)
{ {
if candidate % *i == 0 if candidate % *i == 0
{ {
is_prime = false; is_prime = false;
break; break;
} }
} }
if is_prime if is_prime
{ {
println!("{}", candidate); println!("{}", candidate);
primes.push_back(candidate); primes.push_back(candidate);
} }
candidate += 2; candidate += 2;
} }
} }