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Buses are typically designed to transfer fixed-sized chunks of bytes known as words. The number of bytes in a word (the word size) is a fundamental sy 阅读全文
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As we’ve seen, a pointer is an object that can point to a different object. As a result,we can talk independently about whether a pointer is const and 阅读全文
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using namespace std; string decodeString(const string& s, int& i); int main(void) { //3[z]2[2[y]pq4[2[jk]e1[f]]]ef string s = "3[z]2[2[y]pq4[2[jk]e1[f]]]ef"; int i = 0; string out = d... 阅读全文
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Q1:Given a positive integer n, find the least number of perfect square numbers (for example, 1, 4, 9, 16, ...) which sum to n. Q2:A numeric sequence o 阅读全文