Xiaoming, Xiaohong and Xiaoling have a total of 73 pieces of candy, Xiaoling eats 3 pieces, Xiaohong and Xiaoling have the same amount of candy; if Xiaohong gives Xiaoming 2 pieces of candy, Xiaoming's candy is twice as much as Xiaohong's , Then, how many pieces of sugar does Xiaohong have?
小明、小红和小玲共有73块糖，小玲吃掉3块，小红与小玲的糖就一样多；如果小红给小明2块糖，小明的糖就是小红的糖的2倍，那么，小红有糖多少块．
<gadget id="calculator">73 - 5</gadget>
<output>68</output>

<gadget id="calculator">1 + 2 + 1</gadget>
<output>4</output>

<gadget id="calculator">68 / 4</gadget>
<output>17</output>

<gadget id="calculator">17 + 2</gadget>
<output>19</output>

<result>19</result>