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题解 | #数组中只出现一次的数（其它数出现k次）#

class Solution { public: /** * 代码中的类名、方法名、参数名已经指定，请勿修改，直接返回方法规定的值即可 * * * @param arr intvector * @param k int * @...

C++

2022-04-17

0 327

题解 | #旋转字符串#

class Solution { public: /** * 旋转字符串 * @param A string字符串 * @param B string字符串 * @return bool布尔型 */ bool solve(stri...

C++

2022-04-17

0 299

题解 | #求平方根#

class Solution { public: /** * * @param x int整型 * @return int整型 */ int mysqrt(int x) { // write code here ...

C++

2022-04-16

0 289

题解 | #买卖股票的最好时机(一)#

class Solution { public: /** * * @param prices int整型vector * @return int整型 */ int maxProfit(vector<int>& price...

C++

2022-04-16

0 263

题解 | #去除字符串中重复的字符#

#include <iostream> #include <set> // write your code here...... using namespace std; int main() { char str[100] = { 0 }; cin.g...

C++

2022-04-15

0 350

题解 | #判断元素是否出现#

#include<bits/stdc++.h> using namespace std; int main(){ //write your code here...... int n, m, x; unordered_map<int, int> mp; ...

C++

2022-04-15

0 336

题解 | #智能排队系统#

#include <iostream> #include <deque> using namespace std; class Guest { public: string name; bool vip; Guest(string name, bo...

C++

2022-04-14

0 332

题解 | #数字在升序数组中出现的次数#

class Solution { public: int GetNumberOfK(vector<int> data ,int k) { if (data.size() == 0) return 0; int l = 0, r = data.siz...

C++

2022-04-14

0 359

题解 | #和为S的两个数字#

class Solution { public: vector<int> FindNumbersWithSum(vector<int> array,int sum) { int i = 0, j = array.size() - 1; ...

C++

2022-04-14

0 313

题解 | #创建二维动态数组#

#include<bits/stdc++.h> using namespace std; int main(){ int n; cin>>n; // write your code here...... int** a = new int*[n...

C++

2022-04-12

0 295