📄 9.5.5_1.htm
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<p> 计算图２（a）的in和out </p>
<p><span style="FONT-SIZE: large">
<img border="0" src="images/9_25_1.gif" align="left"></span><b><font size="4">out[S</font><font size="4">]=gen[S]∪(in[S]-kill[S])
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<p>解析：这是一种最简单的情况，它是一个赋值语句，如果我们知道in[S],即可由方程<span style="FONT-WEIGHT: 900">out[S]=gen[S]∪(in[S]-kill[S])</span>计算out。</p>
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