There are some candies, less than 60 yuan. Evenly distributed to 7 children or 8 children, there is 1 piece left. How many pieces of these candies are there?
有一些糖果，不足60块．平均分给7个小朋友或8个小朋友，都剩下1块，这些糖果有多少块？
<gadget id="calculator">7 * 8</gadget>
<output>56</output>

<gadget id="calculator">56 + 1</gadget>
<output>57</output>

<result>57</result>