Title Link: http://acm.csu.edu.cn/OnlineJudge/problem.php?id=1804Chinese test instructions will not say.Dfs can be traced back from the bottom to the root, and the code should look clear.1 //#pragma COMMENT (linker, "/stack:102400000,
DescriptionYou have N integers, a1, a2, ..., an. You need to deal with both kinds of operations. One type of operation is to add some given number to each number in a given interval. The other are to ask for the sum of numbers in a given
SurfaceAs if there is nothing to say, just practice the code force ...First run out of the island with BFs, and then run the shortest way to find the distance between the islands, the final pressure DP to come to the answerAttention to detail, code
DescriptionGiven n integers.You have both operations:U A B:replace The Ath number by B. (index counting from 0)Q A b:output The length of the longest consecutive increasing subsequence (LCIs) in [A, B].InputT in the first line, indicating the case
Turing Treehttp://acm.hdu.edu.cn/showproblem.php?pid=3333Analysis:This topic is called Turing Tree.Offline + tree-like array.Maintaining the answer to each right endpoint, querying the left endpoint directly, and maintaining the tree array. A number
Test instructions: give you n the course group, each course group has m courses, each course has a completion time and value. Ask for a maximum of one per group of course groups within m days, so what is the maximum value you can get?Puzzle: Group
Test instructions: A graph with n points m-bars, the number of clusters of which the ball is composed of s points. A regiment is a complete sub-graph.There is no good way, only violence deep search, but here is a magical operation: the non-direction
original title link:http://hihocoder.com/problemset/problem/1239
Test Instructions: for a sequence, there are several sub-sequences that form the Fibonacci sequence.
Analysis: We can dynamically add results in the process of
Riding the Fences
Farmer John owns a large number of fences that must be repaired annually. He traverses the fences by riding a horse along each and every one of the them (and nowhere else) and fixing the broken parts.Farmer John is as a lazy
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IOI ' 98
The cows has developed a new interest in scanning the universe outside their farm with Radiotelescopes. Recently, they noticed a very curious microwave pulsing emission sent right from the centre of the Galaxy. They
This article is copyright ljh2000 and Blog Park is shared, welcome reprint, but must retain this statement, and give the original link, thank you for your cooperation.this article ljh2000Author Blog: http://www.cnblogs.com/ljh2000-jump/Reprint
Fxx and GameTime limit:3000/1500 MS (java/others) Memory limit:131072/65536 K (java/others)Total submission (s): 688 Accepted Submission (s): 162Problem Descriptionyoung Theoretical computer scientist Fxx designed a game for his students.In each
S-nimTime limit:5000/1000 MS (java/others) Memory limit:65536/32768 K (java/others)Total submission (s): 7262 Accepted Submission (s): 3074Problem Descriptionarthur and his sister Caroll has been playing a game called Nim for some time now. Nim is
Four Operations
Time limit:2000/1000 MS (java/others) Memory limit:65536/32768 K (java/others)Total submission (s): Accepted submission (s): 12Problem Descriptionlittle Ruins is a studious boy, recently he learned the four operations!
Now he
Topic Links: http://acm.hdu.edu.cn/showproblem.php?pid=5120Topic:Test instructions Find the area where two rings intersect.Ideas:Two large circle area cross -2x large circle with small round area intersection + two small round area sex.The code is
P3157 [CQOI2011] Dynamic reverse orderhttps://www.luogu.org/problemnew/show/P3157Title DescriptionFor sequence A, its inverse logarithm is defined as the number of pairs (i,j) that satisfy Iaj. An arrangement of 1 to N, in which the M elements are
Title Link: https://vjudge.net/problem/HDU-1785Angle into tan x=k, increment in the first quadrant, so transform the problem just fine.1#include 2#include 3#include 4#include 5#include Set>6#include 7#include 8#include 9#include Ten#include
Test instructions: give you n (Calculate the minimum score of the deduction and output the order of doing the job. If there are multiple minimum fractions, the output is based on the job dictionary order (note: input is also entered in dictionary
Test instructions: Given a n*n map, above the K barrier point can not go, there is a robot from (0,0), each time such as the probability of the fixed or to the upper and lower left without obstacles to move around, asked to walk infinite steps after
Super MarioTime limit:2000/1000 MS (java/others) Memory limit:32768/32768 K (java/others)Total submission (s): 9618 Accepted Submission (s): 4074Problem Descriptionmario is world-famous plumber. He "burly" figure and amazing jumping ability reminded
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