from collections import defaultdict
N,K=map(int,input().split())
A=list(map(int,input().split()))
C=defaultdict(int)
for a in A:
    C[a]+=1
S=sorted(C.items())
G=0
C=0
for g,c in S:
    C+=c
    if C==K:
        G=g
        break
S=[]
for a in A:
    if a<=G:S.append("x")
    else:S.append("o")
S="".join(S)
ans=[]
for i in range(1,N):
    if S[i-1:i+1]=="xo":ans.append(i+1)
print(len(ans))
print(*ans)