Very weak test cases for problem IEMCO5D
I want to report wrong constraints / incorrect test cases in wakeup sid question(IMECO5D). I have gone through accepted submissions of others and noticed that those who didn't assert the constraint 0...
View ArticleProblem LISA too strict time limit?
As the title says, for the problem LISA , the time limit seems to bee too strict which is has no AC solution yet.@admin , could you please have a look and make the corrections if needed.
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Invitation to Dementia '18 (Rated for Division 2) !
Hi all,Programming club, Indian Institute of Technology, Mandi is hosting Dementia '18 as part of our cultural-cum-technical fest Exodia. The contest will take place on 12th April,2018 at 20:00 IST....
View ArticleC++14: cin vs scanf
Here is the problem statement.this code with cin gives AC, whereas this code with scanf gives WA in C++14.Why is this happening?
View ArticleMO's algorithm uses?
Can someone list some main things which can be done using MO's algorirhm like1)Number of distinct elements in [l,r]2)Sum of all elements in [l,r]Can anyone suggest more like these?
View Articlehelp in a codeforces greedy problem 957D Riverside Curio
prob : http://codeforces.com/contest/957/problem/D?mobile=falseI have seen the editorial but didn't understand it. Can someone please explain me it in an easier way.
View ArticleBug in RUNDIR of april cookoff 2018
Can anyone tell me what's the reason behind this problem.I have two solution of this RUNDIR problem of april 2018 cookoff div1.Both the solutions are same , its just that in one solution i am printing...
View ArticleCODECHEF RATING PREDICTOR
https://crp.databread.xyz/Hi.I have created a Codechef Rating Predictor with UI and options to filter it by Institution and Country and Username.Simply go to https://crp.databread.xyz and find the list...
View ArticleInvitation to CodeChef April Cook-Off 2018 Sponsored By ShareChat
Hello Fellow Coders!When it comes to programming, it’s always the more the merrier! With that, I would like to invite you to Chef’s contest lined up for you, the April Cook-Off 2018 sponsored by...
View ArticleWA for 'Spam Classification Using Neural Net'
Please help me out with this question. I am getting WA. Question : https://www.codechef.com/problems/SPAMCLASMy solution : https://www.codechef.com/viewsolution/18343230Thank you.
View ArticleRUNDIR - Editorial
Problem Link:PracticeContestSetter: Alei ReyesTester: Triveni MahathaEditorialist: Triveni MahathaDifficulty:EASY MEDIUMPrerequisites:Binary Search, GreedyProblem:N students are standing at distinct...
View ArticleBINIM - Editorial
Problem Link:PracticeContestSetter: Alei ReyesTester: Triveni MahathaEditorialist: Triveni MahathaDifficulty:EasyPrerequisites:Combinatorial Game, GreedyProblem:Dee and Dum play modified nim game on N...
View ArticleCHEFGORO - Editorial
Problem Link:PracticeContestSetter: Alei ReyesTester: Triveni MahathaEditorialist: Triveni MahathaDifficulty:MEDIUM-HARDPrerequisites:Bitmask, TopologyProblem:Given a topology over a set X, find...
View ArticlePWNCHESS - Editorial
Problem Link:PracticeContestSetter: Alei ReyesTester: Triveni MahathaEditorialist: Triveni MahathaDifficulty:MEDIUMPrerequisites:Basic understanding of combinatorial game theory is helpful but not...
View ArticleCUTBOARD - Editorial
Problem Link:PracticeContestSetter: Alei ReyesTester: Triveni MahathaEditorialist: Triveni MahathaDifficulty:CAKEWALKPrerequisites:NoneProblem:Given N x M chessboard. Make cuts on some of the edges but...
View ArticleHAMEL - Editorial
Problem Link:PracticeContestSetter: Alei ReyesTester: Triveni MahathaEditorialist: Triveni MahathaDifficulty:HARDPrerequisites:Matroid Partition, Augmenting PathProblem:Given a highly connected (min...
View ArticleCS Academy Round #51 (Div. 2 )
Hi all,I would like to invite you to CS Academy's next contest which takes place today. You will have to solve 5 problems of varying difficulty in 2 hours.You are welcome to join. Good luck!
View ArticleCLFIBD - Editorial
PROBLEM LINK:PracticeContestAuthor:Avijit AgarwalTester and Editorialist:Soumik SarkarDIFFICULTY:CAKEWALKPREREQUISITES:Strings, SortingPROBLEM:Given a string $S$ find the frequency of each character in...
View ArticleCUTPLANT- Editorial
PROBLEM LINK:Div1Div2PracticeSetter-Stepan FilippovTester-Misha ChorniyEditorialist-Abhishek PandeyDIFFICULTY:MEDIUM PRE-REQUISITES:Square Root Decomposition, or Segment Trees, or Data Structures such...
View Article"Can you answer this queries" problem from SPOJ?
I was solving GSS1 - Can you answer these queries I problem from SPOJ, but I have one query in statement Max { a[i]+a[i+1]+...+a[j] ; x ≤ i ≤ j ≤ y }, does this mean we have to find max sum subarray...
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