adventofcode/2022/01/01.rs
2022-12-01 20:21:51 +01:00

31 lines
729 B
Rust
Executable File

use std::io;
fn main() -> io::Result<()> {
// read from stdin
let stdin = io::stdin();
let lines = stdin.lines();
let mut elves = Vec::new();
let mut c_sum = 0;
for line in lines {
let content = line.unwrap();
if content.is_empty() {
elves.push(c_sum);
c_sum = 0;
} else {
let new_val = match content.parse::<i32>() {
Ok(v) => v,
Err(_e) =>{ println!("Error parsing input"); 0 }
};
c_sum += new_val;
}
}
let result = elves.iter().max();
match result {
Some(result) => println!("{}", result),
None => println!("Empty list")
}
Ok(())
}