Kuroni and the Cowsheds

Kuroni is not only a great programmer, but also a successful farmer. He has already built $N$ cowsheds for his cows (numbered $1$ through $N$) and equipped them with air conditioners, refrigerators, etc. Despite these facilities and high quality food, the cows do not seem to be happy. Through research, Kuroni figured out that cows also need the Internet to communicate and chit-chat with each other