梁伟杰_软工

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题解 | 最长的连续元素序列长度

#include <algorithm> #include <vector> class Solution { public: /** * * @param num int整型vector * @return int整型 *...

2025-05-16

0 35

题解 | 出现一次的数字ii

#include <algorithm> class Solution { public: /** * * @param A int整型一维数组 * @param n int A数组长度 * @return int整型 */ ...

2025-05-14

0 23

题解 | 判断二叉树是否相等

/** * struct TreeNode { * int val; * struct TreeNode *left; * struct TreeNode *right; * }; */ #include <cstddef> class Solution { public:...

2025-05-13

0 29

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) {} ...

2025-05-10

0 32

题解 | 求二叉树的前序遍历

/** * struct TreeNode { * int val; * struct TreeNode *left; * struct TreeNode *right; * }; */ #include <cstddef> #include <vector> ...

2025-05-10

0 28