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Today, with the development of computer technology, computer application technology is a hard indicator to measure the informatization technology of a country. Why can foreign computer talents reach such a high level in terms of technology? Are we really inferior to others? Is there a problem with our education system? Or why does it restrict our technical learning? Is everything worth thinking about? Now I will talk about my views from the perspective of a
, I read only one second switch. Of course I did not fill it out when I entered my major! If I entered our undergraduate course at that time! OK! After training in elementary school, junior high school, and high school, I finally entered all the college life that I dreamed of. Why is it all my dream? Because those who have not started college yearn for the free life of the University. For those who yearn fo
\ lm_n (). \ EEx $ 32. set $ A and B $ to level $ M $ and level $ N $ matrices respectively. test evidence: $ A, B $ a matrix equation $ AX = XB $ only has zero solutions. 33. Test Certificate: $ N $ level matrix $ X, Y $ makes $ XY-YX = e $. 34. if $ A (t) = (a _ {IJ} (t) $ is set, each $ A _ {IJ} (t) $ is bootable. test certificate: $ \ Bex \ frac {\ RD} {\ RD t} | A (t) | = | A (t) | \ cdot \ tr \ SEZ {A ^ {-1} (t) \ cdot \ frac {\ RD a (t) }{\ rd T }}. \ EEx $ 35. set $ N $ level antisy
Candy Distribution Time limit:4000/2000 MS (java/others) Memory limit:65536/65536 K (java/others)Total submission (s): PNs Accepted Submission (s): 7 Problem Description WY has n kind of candy, number 1-n, the i-th kind of candy have AI. WY would like to give some of the candy to his teammate Ecry and Lasten. To is fair, he hopes that Ecry ' s candies is as many as Lasten ' in the end. How many kinds of methods is there?Input The first line contains a integer tThen T cases follow. Each case con
In many people's eyes, the university is a very relaxed period, few classes, less homework, there are a lot of spare time, no one every day, what they want to do ... In fact, a person want to real success, want to make a career in the future, the university should be his most fulfilling, the most arduous period, to make full use of this period of conscious training
650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M01/6C/15/wKiom1U_OF_iQXdTAAIkvk7EJKA046.jpg "style=" float: none; "title=" 5.jpg "alt=" Wkiom1u_of_iqxdtaaikvk7ejka046.jpg "/>The relevant universities and units:To promote the cultivation of innovative talents in Internet applications, the Ministry of Education's Science and Technology Development Center will decide theyears Onemonths to -years8the second National University Software Definition
Microsoft Advanced Technical Training Center, Northwestern Polytechnical UniversityCertification Program Northwestern Polytechnical University Microsoft Advanced Technical Training Center was founded in 1996 year, relying on the famous University of northwestern China. Is the first in the Northwest region engaged in
Beaglebone black project training manual (university overlord internal materials) Introduction: This tutorial is a follow-up tutorial of beaglebone black quick start tutorial. This tutorial focuses on project operations, describes led projects, sound projects, sensor projects, and display projects, and describes beaglebone black gpio, PWM, I2C, and other special interfaces in detail. Trial: http://pan.baidu
Beaglebone Black Project Training Manual (University bully Internal information)Introduction: This tutorial is a follow-up tutorial to the Beaglebone Black Quick Start tutorial. This tutorial focuses on project operations, explains led projects, sound projects, sensor projects, and display projects, and gives a detailed explanation of Beaglebone Black's special interfaces such as Gpio, PWM, and I²c. Probati
Hdu 5353 Average (2015 Multi-University Training Contest 6), 5353 gamesAverageTime Limit: 4000/2000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)Total Submission (s): 174 Accepted Submission (s): 27Special JudgeProblem DescriptionThere are N Soda sitting around a round table. soda are numbered from 1 To N And I -Th soda is adjacent (I + 1) -Th soda, 1 -St s
chooses to has a rest or press the up button, in this second he can only decrease the voice by 1 DB.Now, he wonders the minimal seconds he should take to adjust the voice from P DB to Q db. Please be careful, because of some strange reasons, the voice of he computer can larger than any dB but can ' t is less tha N 0 DB.Inputfirst Line contains a number t ( 1≤T ≤300000 ), cases number.Next T Line,each line contains and numbers p and q (0≤
each testcase:first line contains the integers n and M. Second line contains a[1],a[2],..., a[n]. Third line contains b[1],b[2],..., b[n]. Each of the next m lines contains and integers l[i],r[i].101Outputfor each testcase, print "Yes" or "No" in a line.Sample Input54 10 0 1 10 1 1 11 44 10 0 1 10 0 2 21 44 21 0 0 00 0 0 11 33 44 21 0 0 00 0 0 13 41 35 21 1 2 2 02 2 1 1 01 32 4Sample OutputNonoyesnoyesAuthor Learning Army Secondary SchoolSource2016 multi-un
Balala power!Time limit:4000/2000 MS (java/others) Memory limit:131072/131072 K (java/others)Total submission (s): 2668 Accepted Submission (s): 562Problem Description Sample Input1a2aabb3abaabcSample OutputCase #1:25Case #2:1323Case #3:18221Source multi-university Training contest-team 1 topics Link: http://acm.hdu.edu.cn/showproblem.php?pid=6034Test instructions: give you n a string of lowercase let
Title Link: http://acm.hdu.edu.cn/showproblem.php?pid=4925Apple TreeTime limit:2000/1000 MS (java/others) Memory limit:262144/262144 K (java/others)Total submission (s): 176 Accepted Submission (s): 120Problem Descriptioni ' ve bought an orchard and decide to plant some apple trees on it. The orchard seems like an N * M two-dimensional map. In each grid, I can either plant a apple tree to get one apple or fertilize the soil to speed up its neighbors ' productio N. When a grid is fertilized, th
Title Link: http://acm.hdu.edu.cn/showproblem.php?pid=4925Apple TreeTime limit:2000/1000 MS (java/others) Memory limit:262144/262144 K (java/others)Total submission (s): 188 Accepted Submission (s): 129Problem Descriptioni ' ve bought an orchard and decide to plant some apple trees on it. The orchard seems like an N * M two-dimensional map. In each grid, I can either plant a apple tree to get one apple or fertilize the soil to speed up its neighbors ' productio N. When a grid is fertilized, th
Not easy ah. Can finally fill the second question.By the way: the template to write the residue do not blame the people ah ~ (This crippled template study for a long time to find fault)Main topic:There is a matrix of n*m. There will be a number in each lattice. Give you the sum of the numbers in each line and the number of each column.Ask each position to fill in the number between 0~k. Suppose there are multiple possible outputs of "not Unique", assuming there is no output "impossible", assumin
empty the array is a bit simpler#include //#include #include string.h>#include#include#include#includeSet>#include#include#include#include#include#defineINF 0X3FFFFFFF#defineINF 0x3f3f3f3f#defineLson l,m,rt#defineRson m+1,r,rt#defineLL Long Long#defineULL unsigned long Longusing namespacestd;Chars[ -][ -];inta[ -][ -];inti,j;intn,m;intMain () {intx, y; inti,j; while(cin>>n>>m) {memset (A,0,sizeof(a)); intsum=0; intans; for(i=1; i) { for(j=1; j) {cin>>S[i][j]; if(s[i][j]=='*
, k); - ints = (11; -Memset (DP,0,sizeofDP); indp[0] =1; - while(n--){ to for(intj = S; J >=0; j--){ +ll tem =Dp[j]; - if(!tem)Continue; the for(intp =1; P ){ * intNEX = (11)) | J | (j s); $Dp[nex] = (Dp[nex] + tem)%MoD;Panax Notoginseng } -DP[J] = (TEM * (1+ D))%MoD; the } + } All ans =0; the for(inti = s; I >=0; i--) + if(I (11))) -Ans = (ans + dp[i])%MoD
Test instructions: There is a ring with a length of L, some apples on the ring, a maximum of k apples at a time, ask the shortest distance that all apples are taken.Idea: Greedy plus DP.First of all, if the ring from the point of the cut, then only need to greedy on both sides, and now connected together, then there is a possibility, that is, around the ring for a week to get the apple this solution.It is not difficult to prove that, at most, it is possible to circle only once, because the loop
Delicious Apples problem ' s Link: http://acm.hdu.edu.cn/showproblem.php?pid=5303 Mean:The number of n apples is planted on a ring road long as L.The position of the first Apple number is in XI, there are AI apples, the position of the apple tree is given in a clockwise order, and are all integers.There is a warehouse in 0 positions, a basket with a capacity of k, need to use this basket will all apple receive in the warehouse, the perfection process of the shortest. Analy
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