isprime
isprime-
The first is the slightly odd initialization code in the isPrime () method .
第一个是在isPrime（）方法中加入了有点奇怪的初始化代码。
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Also , note that by providing the value of the isprime variable , you can put the done probe into the code once with that value as an argument , in place of using different probes .
另外，通过提供isprime变量的值，可以在代码中放置done探测，用这个值作为参数，以此替代其他探测。