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21.接雨水 leetcode-cn.com/problem class Solution { /* 暴力搜索法 O(n^2),每到一个位置,就从当前位置向左搜索最大值并记录,再从当前位置向右搜索最大值并记录,然后取两者之间的较小值减去当前高度即可得到当前位置的雨水量 */ public int trap(int[] height) { if (height == null || height.leng...
但机试指南我没记错的话是C语言的，如果你熟悉C语言最好不过了。如果你想用java的话，这要看你上机...
Which one to choose? Arista Network vs GoDaddy? #Career A genuine guidance regarding my placements Need Advice #Google Google L3 interview | Onsite Question Google Phone Screen L4| Rescheduled Twice Show More Support Terms Privacy Policy MoreCopyright © 2025 LeetCode United States...
The maximum depth is the number of nodes along the longest path from the root node down to the farthest leaf node. DFS: int maxDepth(TreeNode *root) { // Start typing your C/C++ solution below // DO NOT write int main() function ...
Question : Given an integer, convert it to a roman numeral. Input is guaranteed to be within the range from 1 to 3999. Anwser 1 : class Solution { public: string intToRoman(int num) { // Start typing your C/C++ solution below ...
// } // return count; unordered_map<int,int>mp; for(int i = 0; i<nums.size(); i++){ int diff = i-nums[i]; int good = mp[diff]; badPair += i-good; mp[diff] = good+1; } return badPair; } }; 0 comments on commit 54c0bfa Please sign in to comment. Footer...
数据与算法结构之美： 21 Merge Two Sorted Lists 【 C 】【 python 】 删除链表倒数第 n 个结点 【 Leetcode 的解题 】 求链表的中间结点 Middle of the Linked List 20 Valid Parentheses 232 Implement Queue using Stacks 【 C 】【 My C solution 】 225 Impleme...
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