mars167的博客

迭代器的使用有点类似指针 引用它的值时要用到‘*’运算符下面是标准代码：#include <iostream> #include <vector> #include <cstdio> using namespace std; int main() { vector<int> ivec; ivec.push_back(1); ivec.push_back(2); ive

A registration system 题解

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