Function prob_coin

src/program/rand.rs:47–55

(prob: f32)

}

pub fn prob_coin(prob: f32) -> bool {
    if prob == 0.0_f32 {
        return false;
    }
    assert!(prob < 1.0, "{prob} should < 1.0");
    assert!(prob > 0.0, "{prob} should > 0.0");
    let random: f32 = get_global_rng().gen_range(0.0..1.0);
    random < prob
}

pub fn rand_comb_len() -> usize {
    let lens: Vec<usize> = (crate::config::DEFAULT_COMB_LEN..10).collect();