N,K=map(int,input().split())
A=list(map(int,input().split()))
asleep=sorted(A)[K-1]#眠っている上限の元気度
ans=[]
for i in range(1,N):
	if A[i]>asleep and A[i-1]<=asleep:
		ans.append(i+1)
print(len(ans))
print(*ans)