N,K = map(int,input().split())
A = list(map(int,input().split()))
B = sorted(A)
line = B[K - 1]

ans = []
for i in range(N - 1):
	if A[i] <= line and A[i + 1] > line:
		ans.append(i + 2)
print(len(ans))
print(*ans)