There are 19 people in the writing group, and the chess group is four times the number of people in the writing group. How many people are there in the two interest groups?
写字组有19人，象棋组是写字组人数的4倍．两个兴趣小组一共有多少人？
<gadget id="calculator">19 * 4</gadget>
<output>76</output>

<gadget id="calculator">19 + 76</gadget>
<output>95</output>

<result>95</result>