19 lines
519 B
Text
19 lines
519 B
Text
fn main() -> Result<(), Box<dyn std::error::Error>> {
|
|
use std::io::{BufRead, BufReader};
|
|
|
|
for line in BufReader::new(std::fs::OpenOptions::new().read(true).open("data.txt")?).lines() {
|
|
let line = line?;
|
|
|
|
let magnitude = line
|
|
.split_whitespace()
|
|
.nth(2)
|
|
.and_then(|it| it.parse::<f32>().ok())
|
|
.ok_or_else(|| format!("Could not parse scale: {}", line))?;
|
|
|
|
if magnitude > 6.0 {
|
|
println!("{}", line);
|
|
}
|
|
}
|
|
|
|
Ok(())
|
|
}
|