Online Checker (global, wanish not safe)

--Онлайн чейкер, ваниш не спасёт))
local computer = require ("computer")
local c = require('component')
local gpu = c.gpu
local term = require('term')

color = {
    green = 0x00ff00,
    yellow = 0xffb600,
    red = 0xff0000
}

names = {'Vanilla_', 'Dycedarg', 'Hugo14', 'SkyDrive_', 'Tequilla1337', 'Crazy_Doter'}

gpu.setResolution(30,7)

while true do
            for i, name in ipairs(names) do
                c=computer.addUser(names[i])
                if (c) == true
                        then computer.removeUser(names[i])
                        gpu.setForeground(color.green)
                        print("      ",names[i])
                    else
                        gpu.setForeground(color.red)
                        print("      ",names[i])
                end
            end
os.sleep(10)
 os.execute("cls")
end