local rs = component.proxy(component.list("redstone"))
local sides = component.proxy(component.list("sides"))

while true do
    left = rs.getInput(sides.left)
    right = rs.getInput(sides.right)
    if left > 0 and right < 1 then rs.setOutput(sides.front, 15)
    elseif left < 1 and right > 0 then rs.setOutput(sides.front, 0)
    elseif left and right > 0 then rs.setOutput(sides.front, 15)
    elseif left and right < 1 then rs.setOutput(sides.front, 0)
    else rs.setOutput(sides.front, 0)
    end
end


[ERROR]
bad argument #1 (string expected, got table)