use std::cmp::min;
const DIM: u64 = 8;

pub fn main() {
    println!("Read Sequences");
    println!("\n RAM Order");
    seekread(2);
}

// data sequence in RAM
pub fn seekread(scoop: u64) {
    // vertical
    let mut x = 0;
    while x < scoop {
        println!(
            "Seek: Spiral({})/Element({}/{})",
            (scoop - x + 1) / 2,
            scoop,
            x
        );
        let step = if x == 0 && scoop % 2 == 1 { 1 } else { 2 };

        println!("Read: {} elements", step);
        x += step;
    }
    //inflection
    println!("Seek: Spiral(0)/Element({}/{})", scoop, scoop);
    println!("Read: 1 elements");
    x += 1;

    // horizontal
    while x < DIM {
        println!(
            "Seek: Spiral({})/Element({}/{})",
            (x - scoop + 1) / 2,
            x,
            scoop
        );
        let step = if x == 0 && scoop % 2 == 1 {
            1
        } else {
            min(2, DIM - x)
        };
        println!("Read: {} elements", step);
        x += step;
    }
}