use std::fs;

fn main() {
    let start = std::time::Instant::now();
    let raw = fs::read_to_string("../large.txt").unwrap();
    let mut formatted: Vec<&str> = raw.split("\n").collect();
    formatted.pop();
    let mut point: i32 = 50;
    let mut password_one = 0;
    let mut password_two = 0;
    for rot in formatted {
        let mut chars = rot.chars();
        let dir = chars.next().unwrap();
        let dist = chars.as_str().parse::<i32>().unwrap();
        if dir == 'L' {
            if point - dist < 1 {
                password_two += ((point - dist).abs() as f32 / 100.0).ceil() as i32;
                point = (point - dist).rem_euclid(100);
                if point == 0 {
                    password_one +=1;
                }
                // dbg!(point, ((point - dist).abs() as f32 / 100.0).ceil());
                continue;
            }
            point = (point - dist).rem_euclid(100);

        } else {
            if point + dist > 99 {
                password_two += ((point + dist) as f32 / 100.0).floor() as i32;
                point = (point + dist).rem_euclid(100);
                if point == 0 {
                    password_one += 1;
                }
                // dbg!(point, ((point + dist) as f32 / 100.0).floor());
                continue;
            }
            point = (point + dist).rem_euclid(100);
        }
        if point == 0 {
            password_one += 1;
            password_two += 1;
        }
        // dbg!(point);
    }
    dbg!(password_one, password_two, std::time::Instant::now() - start);
}