Lumimyrsky

use std::io::*;

fn calc_path_ascent() -> Result<i32> {
    let mut input = String::new();
    stdin().read_line(&mut input)?;

    let (ascent, _) = input
        .split(" ")
        .map(|s| s.trim().parse().unwrap())
        .fold((0, 0), |(ascent, prev_height), height| {
            (ascent + i32::max(height - prev_height, 0), height)
        });
    Ok(ascent)
}

fn main() -> Result<()> {
    let path1 = calc_path_ascent()?;
    let path2 = calc_path_ascent()?;

    println!("{}", if path1 < path2 { 1 } else { 2 });

    Ok(())
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED

Test 9

Verdict: ACCEPTED

Test 10

Verdict: ACCEPTED

Test 11

Verdict: ACCEPTED