https://leetcode.com/problems/find-the-duplicate-number/description/ 287. Find the Duplicate Number Given an array nums containing n + 1 integers where each integer is between 1 and n (inclusive), prove that at least one duplicate number must exist. Assume that there is only one duplicate ...
69 map.emplace(Number("1003"), Name("D")); 70 71 72 unordered_map<Number, Name, MyHash, MyEqualTo>::iterator iter; 73 Number num("1001"); 74 iter = map.find(num); 75 76 if (iter != map.end()) 77 cout << "Number: " << iter->first.get() << "," << "Name: " <...
Find the Missing Number (easy) Find all Missing Numbers (easy) Find the Duplicate Number (easy) Find all Duplicate Numbers (easy) 6. Pattern: In-place Reversal of a LinkedList,链表翻转 在众多问题中,题目可能需要你去翻转链表中某一段的节点。通常,要求都是你得原地翻转,就是重复使用这些已经建好的...
Find the Missing Number (easy) Find all Missing Numbers (easy) Find the Duplicate Number (easy) Find all Duplicate Numbers (easy) 6. Pattern: In-place Reversal of a LinkedList,链表翻转 在众多问题中,题目可能需要你去翻转链表中某一段的节点。通常,要求都是你得原地翻转,就是重复使用这些已经建好的...
Leetcode 1429. First Unique Number Leetcode 54. Spiral Matrix Leetcode 362. Design Hit Counter S...
Leetcode 264. Ugly Number II Leetcode 1086. High Five Leetcode 88. Merge Sorted Arrays Leetcode 692. Top K Frequent Words Leetcode 378. Kth Smallest Element in a Sorted Matrix Leetcode 295. Find Median from Data Stream (标准解法是双heap,但是SortedDict会非常容易) ...
The total number of unique paths is2. 思路: 基于动态规划思想。首先要做初始化。初始化过程完成后,下一个状态都是由之前的状态生成的。不过需要注意的地方是有障碍物,有障碍物的地方用0添加即可。 图解如下: 右下角位置的值 = 其左边一个位置的值 + 其上边一个位置的值 ...
1295-find-numbers-with-even-number-of-digits 1299-replace-elements-with-greatest-element-on-right-side 13-roman-to-integer 1300-sum-of-mutated-array-closest-to-target 1302-deepest-leaves-sum 1304-find-n-unique-integers-sum-up-to-zero 1305-all-elements-in-two-binary-search-trees 1306-jump-ga...
Given an array nums of n integers, are there elements a, b, c in nums such that a + b + c = 0? Find all unique triplets in the array which gives the sum of zero.Note:The solution set must not contain duplicate triplets.
【题目】Given a non-empty array containing only positive integers, find if the array can be partitioned into two subsets such that the sum of elements in both subsets is equal. Note: Each of the array element will not exceed 100. The array size will not exceed 200. Example 1: ...