team of workers came to build the school building. The captain went to the cafeteria to collect 77 bowls, and told the waiter that each of them had a rice bowl, two shared a vegetable bowl, and three shared a soup bowl. When the drinker thought about it, he knew the exact number of them. How many people are there exactly?
一队工人来修建校舍．队长到食堂领了77只碗，并对饮事员说，他们一个人一只饭碗，两人合用一只菜碗，三人合用一只汤碗．饮事员一想，就知道了他们的确切人数．请问他们的确切人数是多少人．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 + (1/2) + (1/3)</gadget>
<output>11/6 = around 1.833333</output>

<gadget id="calculator">77 / (11/6)</gadget>
<output>42</output>

<result>42</result>