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1076 Forwards on Weibo (30分)

Weibo is known as the Chinese version of Twitter. One user on Weibo may have many followers, and may follow many other users as well. Hence a social network is formed with followers relations. When a user makes a post on Weibo, all his/her followers can vi

2020-10-30 01:59:39

1074 Reversing Linked List (25分)

Given a constant K and a singly linked list L, you are supposed to reverse the links of every K elements on L. For example, given L being 1→2→3→4→5→6, if K=3, then you must output 3→2→1→6→5→4; if K=4, you must output 4→3→2→1→5→6.Input Specification:Each

2020-10-30 01:49:52

1073 Scientific Notation (20分)

Scientific notation is the way that scientists easily handle very large numbers or very small numbers. The notation matches the regular expression [±][1-9].[0-9]+E[±][0-9]+ which means that the integer portion has exactly one digit, there is at least one d

2020-10-30 01:48:25

1072 Gas Station (30分)

A gas station has to be built at such a location that the minimum distance between the station and any of the residential housing is as far away as possible. However it must guarantee that all the houses are in its service range.Now given the map of the c

2020-10-30 01:38:52

1071 Speech Patterns (25分)

People often have a preference among synonyms of the same word. For example, some may prefer “the police”, while others may prefer “the cops”. Analyzing such patterns can help to narrow down a speaker’s identity, which is useful when validating, for exampl

2020-10-30 01:24:04

1070 Mooncake (25分)

Mooncake is a Chinese bakery product traditionally eaten during the Mid-Autumn Festival. Many types of fillings and crusts can be found in traditional mooncakes according to the region’s culture. Now given the inventory amounts and the prices of all kinds

2020-10-30 01:00:39

Unity热更新之AssetBundle(1)

前言看了一篇面经,里面有一道题问的是AssetBundle的加载方式,所以抽空看了一看AB包基础理论了解AB包是什么但是不能将C#代码打包进去,所以我们热更新需要用lua来制作了解AB包有什么作用...

2020-10-29 02:29:36

1069 The Black Hole of Numbers (20分)

For any 4-digit integer except the ones with all the digits being the same, if we sort the digits in non-increasing order first, and then in non-decreasing order, a new number can be obtained by taking the second number from the first one. Repeat in this m

2020-10-28 00:53:21

1067 Sort with Swap(0, i) (25分)

Given any permutation of the numbers {0, 1, 2,…, N−1}, it is easy to sort them in increasing order. But what if Swap(0, *) is the ONLY operation that is allowed to use? For example, to sort {4, 0, 2, 1, 3} we may apply the swap operations in the following

2020-10-28 00:47:06

1066 Root of AVL Tree (25分)

An AVL tree is a self-balancing binary search tree. In an AVL tree, the heights of the two child subtrees of any node differ by at most one; if at any time they differ by more than one, rebalancing is done to restore this property. Figures 1-4 illustrate t

2020-10-28 00:46:15

1065 A+B and C (64bit) (20分)

Given three integers A, B and C in [−2​63​​ ,2​63​​ ], you are supposed to tell whether A+B>C.Input Specification:The first line of the input gives the positive number of test cases, T (≤10). Then T test cases follow, each consists of a single lin

2020-10-28 00:00:54

int,long,long long等范围

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2020-10-27 14:41:06

1064 Complete Binary Search Tree (30分)

1064 Complete Binary Search Tree (30分)A Binary Search Tree (BST) is recursively defined as a binary tree which has the following properties:The left subtree of a node contains only nodes with keys less than the node’s key.The right subtree of a node con

2020-10-26 01:23:33

1063 Set Similarity (25分)

Given two sets of integers, the similarity of the sets is defined to be N​c​​ /N​t​​ ×100%, where N​c​​ is the number of distinct common numbers shared by the two sets, and N​t​​ is the total number of distinct numbers in the two sets. Your job i

2020-10-26 01:09:37

1062 Talent and Virtue (25分)

About 900 years ago, a Chinese philosopher Sima Guang wrote a history book in which he talked about people’s talent and virtue. According to his theory, a man being outstanding in both talent and virtue must be a “sage(圣人)”; being less excellent but with o

2020-10-26 00:57:22

1061 Dating (20分)

Sherlock Holmes received a note with some strange strings: Let’s date! 3485djDkxh4hhGE 2984akDfkkkkggEdsb s&hgsfdk d&Hyscvnm. It took him only a minute to figure out that those strange strings are actually referring to the coded time Thursday 14:04

2020-10-26 00:55:22

1060 Are They Equal (25分)

If a machine can save only 3 significant digits, the float numbers 12300 and 12358.9 are considered equal since they are both saved as 0.123×10​5​​ with simple chopping. Now given the number of significant digits on a machine and two float numbers, you

2020-10-26 00:50:37

1059 Prime Factors (25分)

Given any positive integer N, you are supposed to find all of its prime factors, and write them in the format N = p​1​​​k​1​​​​ ×p​2​​​k​2​​​​ ×⋯×p​m​​​k​m​​​​ .Input Specification:Each input file contains one test case which gives a po

2020-10-25 02:19:37

1058 A+B in Hogwarts (20分)

If you are a fan of Harry Potter, you would know the world of magic has its own currency system – as Hagrid explained it to Harry, “Seventeen silver Sickles to a Galleon and twenty-nine Knuts to a Sickle, it’s easy enough.” Your job is to write a program t

2020-10-25 01:48:52

1056 Mice and Rice (25分)

Mice and Rice is the name of a programming contest in which each programmer must write a piece of code to control the movements of a mouse in a given map. The goal of each mouse is to eat as much rice as possible in order to become a FatMouse.First the pl

2020-10-25 01:30:55

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