You really can't determine which guy likes you from who looks at you and who talks to you. Maybe they both like you. If you really want to know, ask them.
Percy and Annabeth do fight sometimes (rarely), and usually, their fights are about something small, for example, they have fought about Rachel before (4 Percy Jackson book). Annabeth and Percy do fight though rarely, most times they are okay with what each other thinks.
Two situations:He likes you, but is obviously not a sociable person and does not want you to know he likes you, so he acts the opposite way.He doesn't like anyone at all really, and has a particular contempt for you.
It sometimes means that he likes you, but not always.
sometimes
it means that he sometimes like you
depends on his reaction. Sometimes it's obvious that he doesn't like you(don't get hurt), sometimes he likes you too!
The boy will sometimes be nasty to you but sometimes he kind of hangs around with you.
She will look at you a lot and smile when she sees you.
Sometimes they will flirt with you,and sometimes they will follow you everywhere,and sometimes you can ask one of their friends if they do,and sometimes they will tell you.
a guy likes you when he looks at you a lot and smiles at you (sometimes he will stare at you) If you know he likes you kiss him in private and tell him the truth.
HE tries to hide the fact that he really likes her.
It usually means she misread what you wrote. Sometimes its a failed attempt to be funny. Rarely, its just mean, but few people would be mean like that where everyone can see.