How many four-digit even numbers without repeating numbers can be formed by using the six numbers 0-5.
用0-5这六个数字可组成多少个没有重复数字的四位偶数．
<gadget id="calculator">5 * 4 * 3</gadget>
<output>60</output>

<gadget id="calculator">2 * 4 * 12</gadget>
<output>96</output>

<gadget id="calculator">60 + 96</gadget>
<output>156</output>

<result>156</result>