Among the integers from 1 to 60, how many numbers are divisible by 3 or 4 or 5?
在1到60的整数中，能被3或4或5整除的数有多少个．
<gadget id="calculator">60 / 3</gadget>
<output>20</output>

<gadget id="calculator">60 / 4</gadget>
<output>15</output>

<gadget id="calculator">60 / 5</gadget>
<output>12</output>

<gadget id="calculator">3 * 4</gadget>
<output>12</output>

<gadget id="calculator">60 / 12</gadget>
<output>5</output>

<gadget id="calculator">4 * 5</gadget>
<output>20</output>

<gadget id="calculator">60 / 20</gadget>
<output>3</output>

<gadget id="calculator">12 - 5 - 4 - 3</gadget>
<output>0</output>

<gadget id="calculator">3 * 4 * 5</gadget>
<output>60</output>

<gadget id="calculator">60 / 60</gadget>
<output>1</output>

<gadget id="calculator">20 + 15 + 0 + 1</gadget>
<output>36</output>

<result>36</result>