use proconio::input;

fn main() {
    input! {
        n:usize,
        k:usize,
        a:[usize;n],
    }

    let mut a_copy = a.clone();
    a_copy.sort();
    let bound = a_copy[k - 1];
    let mut ans = vec![];
    for i in 1..n {
        if a[i - 1] <= bound && bound < a[i] {
            ans.push(i + 1);
        }
    }

    println!("{}", ans.len());
    for i in ans {
        print!("{} ", i);
    }
    println!();
}