摘要:
vector<int> ans; void dfs(TreeNode* now){ if (now==nullptr) return ; dfs(now->left); ans.push_back(now->val); dfs(now->right); } class Solution { publ 阅读全文
posted @ 2021-06-17 22:54
wegret
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摘要:
class Solution { public: int guessNumber(int n) { long long l=1,r=(long long)n; long long mid=((long long)1+n)>>1,temp; while (true){ temp=guess(mid); 阅读全文
posted @ 2021-06-17 22:44
wegret
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