extern crate rand;

#[allow(unused_imports)]
use rand::Rng;

mod repeat_num {
  pub fn find_repeat () {
    let arr = gen_arr(100);

    println!("{:?}", arr);
  }

  fn gen_arr(len: u8) -> Vec<u8> {
    let mut v = vec![];
    let mut rng = rand::thread_rng();

    for _i in 0..len {
      let num: u8 = rng.gen_range(0, len);
      v.push(num);
    }

    return v;
  }
}

use repeat_num::find_repeat;

fn main() {
    find_repeat();
}