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        <description>常见编程技巧

PS：除了内存池和常量数组，还搬了一些其他的小技巧。

内存池

当我们需要动态分配内存的时候，频繁使用 new/malloc 会占用大量的时间和空间，甚至生成大量的内存碎片从而降低程序的性能，可能会使原本正确的程序 $WERTYU$$UVa10082$$UVa401$</description>
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