橙子爱吃桃子

题解

C++字符串笔记(1)

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全部文章 / 题解（共70篇）

C++简单代码/10行：

C++简单代码/10行： class Solution { public: string ReverseSentence(string s) { for(int i = 0; i < s.size() && s[i] == ' ';i ++) ...

2020-05-28

1 909

C++简单代码/4行/斐波那契数列：

C++简单代码/4行/斐波那契数列： class Solution { public: int rectCover(int number) { int res = 1, res_first = 1; for (int i = 2; i <= number...

2020-05-27

1 726

C++/简单代码/三行：

C++/简单代码/三行： class Solution { public: int jumpFloorII(int number) { int res = 1; for (int i = 2; i <= number; i ++) res *= 2; ...

2020-05-27

2 741

C++/简单代码/4行：

C++/简单代码/4行： class Solution { public: int jumpFloor(int number) { int res_first = 0, res = 1; for (int i = 1; i <= number ; i +...

2020-05-27

1 624

C++简单代码/10行：

C++简单代码/10行： class Solution { public: int StrToInt(string str) { int flag = 1, i = 0; long res = 0; if (str[i] == '-') fla...

2020-05-27

1 997

C++/一行代码解决：

C++/一行代码解决： class Solution { public: string LeftRotateString(string str, int n) { return (n > str.size()) ? str : (str + str).substr(n,...

2020-05-27

3 912

C++简单代码/set去重/剪枝/追溯法/10行：

C++简单代码/set去重/剪枝/追溯法/10行： class Solution { public: set<string> res; //去重 vector<string> Permutation(string str) { if (str....

2020-05-27

11 1248

C++简单代码/4行：

C++简单代码/4行： class Solution { public: vector<int> multiply(const vector<int>& A) { vector<int> res(A.size()); ...

2020-05-26

1 639

C++/代码/hashmap

C++/代码/Hashmap class Solution { public: //Insert one char from stringstream unordered_map<char,int> mmap; string s; void Insert(ch...

2020-05-20

1 763

C++/代码：

C++/代码： class Solution { public: vector<vector<int> > Print(TreeNode* pRoot) { vector<vector<int>> res; //定义二维数组 ...

2020-05-10

1 858