package main

import . "fmt"
import . "os"
import bf "bufio"
import . "slices"

func main() {
	rd := bf.NewReader(Stdin)
	var n,k int
	Fscan(rd,&n,&k)
	a:=make([]int, n)
	for i := range a {
		Fscan(rd,&a[i])
	}
	x:=Sorted(Values(a))[k-1]
	ans := []any{}
	for i, v := range a[1:] {
		if a[i]<=x&&x<v {
			ans = append(ans, i+2)
		}
	}
	Println(len(ans))
	Println(ans...)
}