xuyy_isee

2019年9月4日

430. Flatten a Multilevel Doubly Linked List--Medium

摘要： You are given a doubly linked list which in addition to the next and previous pointers, it could have a child pointer, which may or may not point to a 阅读全文

posted @ 2019-09-04 17:19 xuyy_isee 阅读(170) 评论(0) 推荐(0)

138. Copy List with Random Pointer--Medium

摘要： A linked list is given such that each node contains an additional random pointer which could point to any node in the list or null. Return a deep copy 阅读全文

posted @ 2019-09-04 16:12 xuyy_isee 阅读(128) 评论(0) 推荐(0)

445. Add Two Numbers II--Medium

摘要： You are given two non empty linked lists representing two non negative integers. The most significant digit comes first and each of their nodes contai 阅读全文

posted @ 2019-09-04 15:18 xuyy_isee 阅读(188) 评论(0) 推荐(0)

2019年8月9日

牛客网-练习题

摘要：时间限制：2秒；空间限制：65536K 题目描述为了找到自己满意的工作，牛牛收集了每种工作的难度和报酬。牛牛选工作的标准是在难度不超过自身能力值的情况下，牛牛选择报酬最高的工作。在牛牛选定了自己的工作后，牛牛的小伙伴们来找牛牛帮忙选工作，牛牛依然使用自己的标准来帮助小伙伴们。牛牛的小伙伴太多了，于阅读全文

posted @ 2019-08-09 21:12 xuyy_isee 阅读(382) 评论(0) 推荐(0)

牛客网-趋势科技-2020届校园招聘上机考试-1

摘要：输入描述：输入为两个非负数，每个数满足下面要求：（1）仅包含0 9的数字，0或1个小数点“.”；（2）长度不大于200；（3）不需判错。输出描述：输出为两数之和 1.思考一开始把问题想得太简单，可以直接将string转换为int/double，然后进行简单的数字相加。思考过程中出现两个阅读全文

posted @ 2019-08-09 10:51 xuyy_isee 阅读(383) 评论(0) 推荐(0)

2019年8月5日

976. Largest Perimeter Triangle--Easy

摘要： Given an array A of positive lengths, return the largest perimeter of a triangle with non zero area, formed from 3 of these lengths. If it is impossib 阅读全文

posted @ 2019-08-05 15:46 xuyy_isee 阅读(159) 评论(0) 推荐(0)

812. Largest Triangle Area--Easy

摘要： You have a list of points in the plane. Return the area of the largest triangle that can be formed by any 3 of the points. Example: Input: points = [[ 阅读全文

posted @ 2019-08-05 14:40 xuyy_isee 阅读(188) 评论(0) 推荐(0)

2019年8月1日

123. Best Time to Buy and Sell Stock III--Hard

摘要： Say you have an array for which the ith element is the price of a given stock on day i. Design an algorithm to find the maximum profit. You may comple 阅读全文

posted @ 2019-08-01 16:42 xuyy_isee 阅读(229) 评论(0) 推荐(0)

2019年7月24日

1131. Maximum of Absolute Value Expression--Medium

摘要： Given two arrays of integers with equal lengths, return the maximum value of: |arr1[i] arr1[j]| + |arr2[i] arr2[j]| + |i j| where the maximum is taken 阅读全文

posted @ 2019-07-24 16:16 xuyy_isee 阅读(396) 评论(0) 推荐(0)

1103. Distribute Candies to People--Easy

摘要： We distribute some number of candies, to a row of n = num_people people in the following way: We then give 1 candy to the first person, 2 candies to t 阅读全文

posted @ 2019-07-24 11:29 xuyy_isee 阅读(173) 评论(0) 推荐(0)

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