If Brown draws 10 straight lines in a square, what is the maximum number of small non-repeating areas that can be divided into it?
布朗在一个正方形中画10条直线，最多可以将它分成多少个不重复的小区域？
<gadget id="calculator">10 + 1</gadget>
<output>11</output>

<gadget id="calculator">10 / 2</gadget>
<output>5</output>

<gadget id="calculator">11 * 5</gadget>
<output>55</output>

<gadget id="calculator">1 + 55</gadget>
<output>56</output>

<result>56</result>