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15 lines
516 B
Rust
15 lines
516 B
Rust
use std::error::Error;
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use std::fs::File;
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use std::io;
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use std::io::{BufRead, BufReader};
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use std::str::FromStr;
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pub fn read_input_lines() -> Result<Vec<String>, io::Error> {
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let file = File::open("input/1.txt")?;
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return BufReader::new(file).lines().collect();
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}
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pub fn parse_input_lines<T : FromStr>() -> Result<Vec<T>, Box<dyn Error>> where <T as FromStr>::Err : Into<Box<dyn Error>> {
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return read_input_lines()?.iter().map(|line| line.parse::<T>()).collect::<Result<Vec<T>, T::Err>>().map_err(Into::into);
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}
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