N, K = map(int, input().split())
A = list(map(int, input().split()))    
sorted_A = sorted(A)
j = sorted_A[K - 1]
    
result = []
for k in range(2, N + 1):
    if A[k - 1] > j and A[k - 2] <= j:
       result.append(k)
    
print(len(result))
if len(result) > 0:
    print(" ".join(map(str, result)))
else:
    print()