on join:
    if player has permission "litebans.warn":
        set {join} to difference between {cooldown::%player%::lastlogin} and now
        if {join} is less than 14 days:
            execute console command "pex user %player% group remove helper"
            execute console command "pex user %player% group remove mod"
            execute console command "pex user %player% group remove admin"
        else:
            set {cooldown::%player%::lastlogin} to now