题目描述
blablabla
样例
blablabla
算法1
(暴力枚举) $O(n^2)$
blablabla
时间复杂度
参考文献
C++ 代码
blablabla
算法2
(暴力枚举) $O(n^2)$
blablabla
时间复杂度
参考文献
C++ 代码
题目描述真的有点难捉摸
class OrderedStream {
string *str;
int ptr, ed;
public:
OrderedStream(int n) {
str = new string[n + 1];
ptr = 1;
ed = n;
}
vector<string> insert(int idKey, string value) {
str[idKey] = value;
vector<string> res;
while(ptr <= ed && !str[ptr].empty()) {
res.push_back(str[ptr++]);
}
return res;
}
};
/**
* Your OrderedStream object will be instantiated and called as such:
* OrderedStream* obj = new OrderedStream(n);
* vector<string> param_1 = obj->insert(idKey,value);
*/