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题解 | #连续子数组的最大和#

class Solution { public: int FindGreatestSumOfSubArray(vector<int> array) { int size = array.size(); vector<int> dp(si...

C++

2021-11-07

0 326

题解 | #求二叉树的层序遍历#

/** * struct TreeNode { * int val; * struct TreeNode *left; * struct TreeNode *right; * }; */ class Solution { public: /** * * @...

C++

2021-11-06

0 389

题解 | #最长无重复子数组#

class Solution { public: /** * * @param arr int整型vector the array * @return int整型 */ int maxLength(vector<int>&...

C++

2021-11-05

0 355

题解 | #链表中的节点每k个一组翻转#

/** * struct ListNode { * int val; * struct ListNode *next; * }; */ class Solution { public: ListNode* reverse(ListNode* head){ ...

C++

2021-11-02

0 344

题解 | #跳台阶#

class Solution { public: int jumpFloor(int number) { vector<int> dp(number+1); dp[0] = 0, dp[1] = 1, dp[2]=2; ...

C++

2021-10-31

0 296

题解 | #寻找第K大#

class Solution { public: void swap(int &p, int &q){ int temp = p; p = q; q = temp; } int adjust(...

C++

2021-10-31

0 332

题解 | #寻找第K大#

class Solution { public: void swap(int *p, int *q){ int temp = *p; *p = *q; *q = temp; } void my_qsort(v...

C++

2021-10-31

0 360

题解 | #最小的K个数#

class Solution { public: void swap(int *p, int *q){ int temp = *p; *p = *q; *q = temp; } int adjustBigHe...

C++

2021-10-31

0 379

题解 | #合并两个排序的链表#

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

C++

2021-10-30

0 308

题解 | #实现二叉树先序，中序和后序遍历#

/** * struct TreeNode { * int val; * struct TreeNode *left; * struct TreeNode *right; * }; */ class Solution { public: void preOrder(T...

C++

2021-10-30

0 334