In the supermarket, Xiaoyu bought a fountain pen with half of the money he had with 3 yuan less, and bought a box of watercolor pens with the remaining half of the money with 1 yuan more. At this time, there was 10 yuan left. How much money did Xiaoyu have on her?
小雨在超市用身上一半少3元的钱买了一支钢笔，又用剩下的一半多1元的钱买了一盒水彩笔，这时还剩10元．小雨身上原来有多少元钱？
<gadget id="calculator">10 + 1</gadget>
<output>11</output>

<gadget id="calculator">11 * 2</gadget>
<output>22</output>

<gadget id="calculator">22 - 3</gadget>
<output>19</output>

<gadget id="calculator">19 * 2</gadget>
<output>38</output>

<result>38</result>