Maze solver

function step()
  turtle.turnLeft()
  if not turtle.detect() then -- Check left
    storeTurn('L')
  else
    turtle.turnRight()
    if not turtle.detect() then -- Check forward
      storeTurn('F')
    else
      turtle.turnRight()
      if not turtle.detect() then -- Check right
        storeTurn('R')
      else
        turtle.turnRight()
        storeTurn('B')
      end
    end
  end
  turtle.forward()
end

function storeTurn(turn)
  print(turn)
end

while not rs.getInput('front') do
  step()
end

print('SOLVED!')