maze

local sides = require("sides")
local robotApi = require("robot")
local geo = require("component").geolyzer

robot.select(2)

function detectRight()
    return not (geo.analyze(sides.right).name == "minecraft:air")
end

while not robotApi.compareDown() do
    if detectRight() then
        if robotApi.detect() then
            robotApi.turnLeft()
        else
            robotApi.forward()
        end
    else
        robotApi.turnRight()
        robotApi.forward()
    end
end