def f(r, min_a):
    r = [i + 1 for i, x in enumerate(r) if x > min_a and r[i-1] <= min_a]
    return len(r), " ".join(map(str, r))


n, k = map(int, input().split())
a = [a for a in map(int, input().split())]

min_a = sorted(a)[k - 1]
l1, l2 = f(a, min_a)
print(l1)
print(l2)