摘要:
memset函数对数组中的每一个元素的每个字节进行初始化,一般的int数组中每个元素有四个字节,所以memset(a,0x3f,sizeof(a))其实是把每个元素置成0x3f3f3f3f 对于一般的int数组,在使用memset进行初始化时,有以下几种常见情况 1.置0 memset(a, 0, 阅读全文
posted @ 2022-08-08 18:55
Coder何
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摘要:
As an emergency rescue team leader of a city, you are given a special map of your country. The map shows several scattered cities connected by some ro 阅读全文
posted @ 2022-08-08 17:59
Coder何
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