How to behave with someone who rejected ur friend request on Facebook?

[ando]

So I met this very very b....chf girl excuse my French , but she was. She was almost bending over to show her boobs to me and I know she was doing on propose so I thought she is interested at me so I asked for he Facebook and she gave me her Facebook but she didn't accept me , so what do you think i should do when I see her next time .. Should I behave cold with her or should I ignore her or should I just joke with her hey did u just reject me on Facebook u dumb and stuffs like that .. Which one u think is better ...