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题目描述 To evaluate the performance of our first year CS majored students, we consider their grades of three courses only: C C Programming Language, M Ma 阅读全文
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题目描述 A long distance telephone company charges its customers by the following rules: Making a long distance call costs a certain amount per minute, de 阅读全文
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题目描述 The string APPAPT contains two PAT's as substrings. The first one is formed by the 2nd, the 4th, and the 6th characters, and the second one is fo 阅读全文
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《算法笔记》中摘取 //选取随机主元,对区间[left, right]进行划分 int randPartition(int A[], int left, int right) { //生成[left, right]内的随机数p int p = (round(1.0 rand() / RAND_MAX 阅读全文