cube

local cube = peripheral.wrap("left")
local monitor = peripheral.wrap("right")

local max = cube.getMaxEnergy()
monitor.setTextScale(2.5)
while true do
 term.clear()
 term.setCursorPos(1,1)
    local current = cube.getEnergy()
    print(current)
    print(max)
    local percentage = current/max*100
    print(percentage)
    local writeout = math.floor(percentage) .. "%"
    print(writeout)
    monitor.clear()
    monitor.setCursorPos(1,1)
    monitor.write(writeout)
 sleep(3)
end