Take two different numbers from the continuous natural numbers 100, 101, 102, ... 200, how many different ways are there to make the result of adding the two numbers taken out be a multiple of 4?
从100、101、102、…200这些连续自然数中取出不同的两个数，要使取出的两个数相加的结果是4的倍数，有多少种不同的取法？
<gadget id="calculator">25 * 25</gadget>
<output>625</output>

<gadget id="calculator">24 / 2</gadget>
<output>12</output>

<gadget id="calculator">25 * 12</gadget>
<output>300</output>

<gadget id="calculator">625 + 300 + 300</gadget>
<output>1_225</output>

<result>1_225</result>