STREETTA - Editorial
PROBLEM LINK:PracticeContestAuthor:Tuan Anh Tran DangTester:Mahbubul HasanEditorialist:Jingbo ShangDIFFICULTY:Medium-HardPREREQUISITES:Segment TreePROBLEM:Maintain 2 arrays, A[1..N], B[1..N],...
View ArticlePROSUM - Editorial
PROBLEM LINK:PracticeContestAuthor:Vivek HamirwasiaTester:Mahbubul HasanEditorialist:Jingbo ShangDIFFICULTY:CakewalkPREREQUISITES:Simple MathPROBLEM:Given a sequence of numbers A[1..N], find the number...
View ArticleANUGCD - Editorial
PROBLEM LINK:PracticeContestAuthor:Anudeep NekkantiTester:Mahbubul HasanEditorialist:Jingbo ShangDIFFICULTY:MediumPREREQUISITES:Segment Tree, FactorizePROBLEM:Given N numbers in a sequence, answer M...
View Articlelittle chef and numbers-wrong answer
getting wrong answer in spite of trying a lot.Please help me find the error in the code.The link to my solution is http://www.codechef.com/viewsolution/3611135.
View ArticleGERALD07 - Editorial
PROBLEM LINK:PracticeContestAuthor:Gerald AgapovTester:Mahbubul HasanEditorialist:Jingbo ShangDIFFICULTY:Medium-HardPREREQUISITES:Sqrt Decomposition, Link-Cut TreePROBLEM:Given an undirected graph,...
View ArticleCheating in STREETTA
Here is one more cheating case in MARCH14 Challenege. Two persons from same institute "venomous" and "ma5termind" have same code for STREETTA problem of MARCH14 long challenge.Both are from same...
View ArticleCheating in SSTORY
Out of best solutions on the first page except 2-3 all are copied. I saw some solutions and maximum solutions are copied and i am sure that half of all the AC solutions have copied from somewhere.
View ArticleSIGSEGV error in Team Split -plz help
i think this error is due to this statement.... int s[3000000]; plz help how to allocate this size array...
View ArticleMIKE3 - Editorial
PROBLEM LINK:PracticeContestAuthor:Constantine SokolTester:Mahbubul HasanEditorialist:Jingbo ShangDIFFICULTY:EasyPREREQUISITES:SearchPROBLEM:Given N objects and M weighted subsets of them, find a...
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SSTORY - Medium
PROBLEM LINK:PracticeContestAuthor:Bruno OliveiraTester:Mahbubul HasanEditorialist:Jingbo ShangDIFFICULTY:MediumPREREQUISITES:Suffix Array, Suffix Automaton, Binary Search, HashPROBLEM:Find the longest...
View ArticleTeam split-wrong answer
getting wrong answer.Link to my solution is http://www.codechef.com/viewsolution/3615465.Please help
View Articleteam split WA
why my code is giving wrong answer can any1 pls explainhttp://www.codechef.com/viewsolution/3620191
View ArticleHow did you solve Binary Tournament (BINTOUR) March 14 problem?
I couldn't solve it by my algorithm which was calculating the number of possible ways for each player. But it needed calculation for each player which would have made it exceed TL.In short, how would...
View Articleteam split, time limit exceed.
i have two implementation one is in c++ and one is in python. c++ is working but python is not working(time limit exceed)Team Splitc++ code:#include <vector> #include <list> #include...
View ArticleHelp regarding MIKE3 In March challenge 2014
I solved the problem MIKE3 which is giving me a correct answer for all random test cases i give to it but the OJ is giving me a WA for some reasons. here is my solution non documented version or...
View ArticleSSTORY March14
link text this gives me wrong answer of SStory. second link(link text) gives TLE i am not getting where i am going wrong.approch:: i just created suffix array and lcp array of (string1+"{"string2) now...
View ArticleThe Street - March 14
I had a few issues with this question. First of all, if a shop is empty initially and a conservation fee is applied on it. Later on some items are added to this shop. Will this old conservation fee...
View ArticleBINTOUR March 2014
please someone explain the question bintour in march challenge 2014 or it's test cases
View ArticleExtending MARCH14
Regrading of SSTORY that happened yesterday suprised me. I didn't have enough time available so I decided to do first six problems last week, and some more tonight. It all started out great, but now,...
View ArticleSTREETTA and SSTORY rejudged?
Can someone please tell me why the judge makes these changes without any notice or some explanation. If you decide to reevaluate some problem please explain why (wrong test-cases - modification of...
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