ADAFUN - Editorial
PROBLEM LINK:Div1Div2PracticeSetter-Alei ReyesTester-Pranjal JainEditorialist-Abhishek PandeyDIFFICULTY:Medium-HardPRE-REQUISITES:Dp on TriesPROBLEM:Given a function $W$ and a set of non-negative...
View ArticleADASCOOL - Editorial
PROBLEM LINK:Div1Div2PracticeSetter-Alei ReyesTester-Pranjal JainEditorialist-Abhishek PandeyDIFFICULTY:SimplePRE-REQUISITES:Logic reasoning, ConditionalsPROBLEM:You are given a $N*M$ matrix where...
View ArticleADAMTR - Editorial
PROBLEM LINK:Div1Div2PracticeSetter-Alei ReyesTester-Pranjal JainEditorialist-Abhishek PandeyDIFFICULTY:Easy-MediumPRE-REQUISITES:2-Sat, DFS, Graph ColoringPROBLEM:Given $2$ matrices $A$ and $B$. In an...
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ADAKNG - Editorial
PROBLEM LINK:Div1Div2PracticeSetter-Alei ReyesTester-Pranjal JainEditorialist-Abhishek PandeyDIFFICULTY:CakewalkPRE-REQUISITES:Basic Looping, $2-D$ arrays, Conditionals, GreedyPROBLEM:A king is placed...
View ArticleADAROKS - Editorial
PROBLEM LINK:Div1Div2PracticeSetter-Alei ReyesTester-Pranjal JainEditorialist-Abhishek PandeyDIFFICULTY:Medium-HardPRE-REQUISITES:Bitmasking, Data StructuresPROBLEM:Given a chessboard with kings placed...
View ArticleADAPWNS - Editorial
PROBLEM LINK:Div1Div2PracticeSetter-Alei ReyesTester-Pranjal JainEditorialist-Abhishek PandeyDIFFICULTY:Easy- MediumPRE-REQUISITES:Observations, Game Theory, Grundy Numbers, Sprague Grundy...
View ArticleA doubt in approach of MAXEP problem ( Shared by IOI Gold Medalist ) -...
I wrote an editorial regarding how to solve the MAXEP problem asked in december long contest 2018.A lot of users shared wonderful approaches to take on the problem (besides my way of solving it), but I...
View ArticleTRICOIN - Editorial
PROBLEM LINK:PracticeContestAuthor:Sunny AggarwalTester:Sergey KulikEditorialist:Sunny AggarwalDIFFICULTY:CakewalkPREREQUISITES:Implementaion, Mathematics, Brute Force.PROBLEM STATEMENT:You are given a...
View ArticleNOSS - Editorial
PROBLEM LINK:PracticeContestAuthor:AmirReza PoorAkhavanTester:Danial ErfanianEditorialist:Michael NematollahiPREREQUISITES:DP, KNAPSACKPROBLEM:You are given a set of positive integers $a$. You are...
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Invitation to CodeCharades 2k19
Hola amigos..! Tighten your seatbelts and be prepared with all your skillset ‘Coz it’s high time for a Code-storm where all the champions will thrive but only a few will survive. So here comes the very...
View ArticleCOOLING - Editorial
PROBLEM LINKSPracticeContestDIFFICULTYEASYEXPLANATIONThe following greedy algorithm always finds the optimum answer:Choose the lightest pie not yet on a rackIf none of the remaining racks can hold this...
View ArticleCHEFCHR - Editorial
PROBLEM LINK:PracticeContestAuthor:Shivam RathoreTester:Hanlin RenEditorialist:Hanlin RenDIFFICULTY:CAKEWALKPREREQUISITES:NonePROBLEM:Chef has a string consisting of only lowercase letters a-z. He...
View ArticleWhy have I not received laddus?
I participated in Plinth-Enigma'19 LNMIIT Techfest and ranked 6th. According to the rule, I should have been awarded 300 laddus. Can anyone please explain?
View ArticleMGAME - EDITORIAL
PROBLEM LINK:PracticeContest: Division 1Contest: Division 2Setter:Smit mandaviaTester:Xiuhan WangEditorialist:Taranpreet SinghDIFFICULTY:EasyPREREQUISITES:Modulo operator and Basic...
View ArticleA good start to competitive programming for a newbie?
I am new to codechef. BUt I am not able to understand how to solve questions on codechef. All the question that I see look difficult to me. I am completely noob to competitive programming. Any advice,...
View ArticleJava(hotspot) 8u112
i am not able to code with this platform EX : Integer.parseInt(sc.nextLine()); is not supporting in this, can you please help me
View ArticlePRPALIN - Editorial
PROBLEM LINK:PracticeAuthor:ADMINEditorialist:SUSHANT AGARWALDIFFICULTY:SIMPLEPREREQUISITES:Basic looping,Conditional statementsPROBLEM:You will be given an integer N, 1 ≤ N ≤ 1000000. You must find...
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 ArticleHints/Editorials - INOIPRAC problems
2016INOI16001 - https://www.commonlounge.com/discussion/ae19a4fdafd84570898f561d2bb93b0b/mainINOI16002 - https://www.commonlounge.com/discussion/b10e5ca6143148b09e3702a05e80dce4/main2015INOI15001 -...
View ArticleTSECJC02 - Editorial
PROBLEM LINK:PracticeContestAuthor:tseccodecellDIFFICULTY:EasyPREREQUISITES:Primality testPROBLEM:Given the first two numbers of a sequence $F1$ and $F2$, you have to generate a sequence such that...
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