N,K=map(int, input().split())
A=list(map(int, input().split()))
B=[]
for i in range(N):
  B.append((A[i],i))
B=sorted(B)
C=[]
for i in range(N):
  a,b=B[i]
  if i<K:
    C.append((b,1,a))
  else:
    C.append((b,0,a))
C=sorted(C)
ans=[]
for i in range(1,N):
  if C[i-1][1]==1 and C[i][1]==0:
    ans.append(i+1)
print(len(ans))
print(*ans)