N, K = map(int, input().split())
A = list(map(int, input().split()))

sorted_A = sorted(A)
thres = sorted_A[K - 1]

ret = []
for i in range(1, N):
    if A[i - 1] <= thres and A[i] > thres:
        ret.append(i)

print(len(ret))
print(" ".join(str(x + 1) for x in ret))