
/**
* Definition for a binary tree node.
* struct TreeNode {
* int val;
* TreeNode *left;
* TreeNode *right;
* TreeNode(int x) : val(x), left(NULL), right(NULL) {}
* };
*/
class Solution {
public:
TreeNode* sortedArrayToBST(vector<int>& nums) {
return insertNode(nums,0,nums.size()-1);
}
TreeNode* insertNode(vector<int>& nums, int left, int right){
if(left>right) return nullptr;
int mid = left+(right-left)/2;
TreeNode* root = new TreeNode(nums[mid]);
root->left=insertNode(nums,left,mid-1);
root->right=insertNode(nums,mid+1,right);
return root;
}
};
此博客主要围绕用C++语言将有序数组转换为二叉搜索树展开,涉及信息技术领域的数据结构与算法知识。
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