Manhattan Wiring 题意: There is a rectangular area containing n × m cells. Two cells are marked with “2”, and another two with “3”. Some cells are occup ...
分类:
其他好文 时间:
2020-05-31 16:26:04
阅读次数:
66
Given two integers n and k, return all possible combinations of k numbers out of 1 ... n. Example: Input: n = 4, k = 2 Output: [ [2,4], [3,4], [2,3], ...
分类:
其他好文 时间:
2020-05-31 13:17:49
阅读次数:
57
LeetCode的第一题,英文单词书中 Abandon 一般的存在,让我们来看一下题目: Given an array of integers, return indices of the two numbers such that they add up to a specific target. ...
分类:
编程语言 时间:
2020-05-31 11:10:15
阅读次数:
107
Given n non-negative integers representing the histogram's bar height where the width of each bar is 1, find the area of largest rectangle in the hist ...
分类:
其他好文 时间:
2020-05-30 23:25:31
阅读次数:
106
不断更新值和进位。 class Solution { public: int getSum(int a, int b) { return b == 0 ? a : getSum(a ^ b, ((unsigned int)a & b) << 1); } }; ...
分类:
其他好文 时间:
2020-05-30 01:24:53
阅读次数:
70
进阶解法1:排序双指针 class Solution { public: vector<int> intersect(vector<int>& nums1, vector<int>& nums2) { sort(nums1.begin(), nums1.end()); sort(nums2.begi ...
分类:
编程语言 时间:
2020-05-30 01:20:17
阅读次数:
70
package _interview_question /** * Given a list/array of integers, return a boolean that states whether all numbers appear an even number of times. Exa ...
分类:
移动开发 时间:
2020-05-29 13:33:33
阅读次数:
69
题目如下: Given an array of integers nums, you start with an initial positive value startValue. In each iteration, you calculate the step by step sum of s ...
分类:
其他好文 时间:
2020-05-29 09:26:12
阅读次数:
59
题目描述 leetcode - 2:https://leetcode-cn.com/problems/add-two-numbers/ 解题关键 C++ 链表 数据结构的定义和遍历 代码 /** * Definition for singly-linked list. * struct ListNo ...
分类:
其他好文 时间:
2020-05-29 09:15:52
阅读次数:
73
Given a perimeter of 60, we can find two right triangles with integral length sides: [(10, 24, 26), (15, 20, 25)]. Complete the following function, wh ...
分类:
其他好文 时间:
2020-05-28 00:59:06
阅读次数:
86