n, k = map(int, input().split())
A = list(map(int, input().split()))
B = sorted(A)
threshold = B[k - 1]
ans = []
for i in range(n - 1):
    if A[i] <= threshold and A[i + 1] > threshold:
        ans.append(i + 2)
print(len(ans))
print(*ans)