Ocean dryer

while not turtle.detect() do turtle.turnRight() end
    while turtle.detect() do turtle.turnLeft(); turtle.forward() end
    else do turtle.forward(); turtle.turnRight() end
        while not turtle.detect() do turtle.forward() end
        else do turtle.turnRight(2) end
    while not turtle.detect() do turtle.forward() end
    else do turtle.turnLeft(); turtle.forward() end
else do turtle.turnLeft() end
end