N,K = map(int,input().split())
A=list(map(int,input().split()))
Asort=sorted(A)
flg=Asort[K-1]
ans=[]
for i in range(1,N):
    if A[i-1]<=flg and A[i]>flg:
        ans.append(i+1)
print(len(ans))
print(*ans)