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题解 | #判断链表中是否有环#

/** * Definition for singly-linked list. * struct ListNode { * int val; * ListNode *next; * ListNode(int x) : val(x), next(NULL) {} ...

2023-10-29

0 166

题解 | #合并两个排序的链表#

/** * struct ListNode { * int val; * struct ListNode *next; * ListNode(int x) : val(x), next(nullptr) {} * }; */ class Solution { public: /*...

2023-10-29

0 231

题解 | #反转链表#

/** * struct ListNode { * int val; * struct ListNode *next; * ListNode(int x) : val(x), next(nullptr) {} * }; */ class Solution { public: /*...

2023-10-29

0 211

题解 | #字符串分隔#

#include <iostream> #include <string> using namespace std; int main() { string str; while(cin >> str) { size_t c=0;...

2023-09-06

0 251

题解 | #明明的随机数#

#include <iostream> #include <set> using namespace std; int main() { int N; while (cin>>N) { set<int>s; ...

2023-09-05

0 260

题解 | #计算某字符出现次数#

#include <iostream> #include <string> #include <vector> #include <algorithm> using namespace std; int main() { string str...

2023-09-05

0 243

题解 | #字符串最后一个单词的长度#

#include <iostream> #include <vector> #include <string> using namespace std; int main() { string str; while (getline(cin, s...

2023-09-05

0 263

题解 | #求int型正整数在内存中存储时1的个数#

#include<iostream> #include<bitset> using namespace std; int main() { int n; while(cin>>n) { int op=1; i...

C++

2021-10-27

0 383

题解 | #句子逆序#

#include<iostream> #include<vector> #include<algorithm> using namespace std; int main() { string s; while(getline(cin,s)) ...

C++

2021-10-27

0 420

题解 | #句子逆序#

#include<iostream> #include<vector> #include<algorithm> using namespace std; int main() { string s; while(getline(cin,s)) ...

C++

2021-10-26

0 381