"I want to ask a question" - Ask them all here!
Hello guys,As you all are aware, many times there are genuine users who wish to ask a question, but dont have karma for it. They then, have to resort to means of either asking their question in other...
View ArticleOPTSSET - Editorial
PROBLEM LINK:PracticeContestAuthor:Trung NguyenTester:Oleksandr KulkovEditorialist:Oleksandr KulkovDIFFICULTY:MEDIUMPREREQUISITES:DP optimizationsPROBLEM:You're given convex polygon $p_1, \dots, p_n$...
View ArticleGetting TLE
Problem:- DIGJUMPPlease help me in optimizing this code which uses BFS to find the shortest distance between start and end vertices.My code:- Solution
View ArticleHelp in IPCTRAIN
i am unable to understand author's solutionlink to the problem:-https://www.codechef.com/problems/IPCTRAINhere is the author's...
View Articlewrite a program to generate unique substrings(contains only unique...
please suggest efficient solution.
View ArticleWSITES01 - Editorial
Problem LinkPracticeContestAuthor:AzatTester:Pawel Kacprzak and Misha ChorniyEditorialist:Bhuvnesh JainDifficultyEASY-MEDIUMPrerequisitesTries, State TransitionsProblemYou are given a list of websites,...
View ArticleStopStalk: Tool to maintain your algorithmic progress
Hello Coders,Hope you are having a great time coding hard. Here I present to you a Utility tool - StopStalk which will encourage you to keep your algorithmic progress going by coding with your friends...
View ArticleDoes threading really work's in speeding up our solution. (Trying for a hack...
I don't know much about threading. I just want to ask does using threading technique make our solution faster.
View ArticleBeginner/NITIKA - python 3.5 - need some help
Hello guys! Could you please tell me what's wrong with my code? It looks to work well, but CodeChef says my answer is wrong.Thanks!My solution / Problem link
View ArticleNovember Cook-Off rating calculation
When will rating changes occour for November Cook-Off?@admin@vijju123
View Articleneed optimization help..
//Developer : ruhul1995 || Time : 00:58 AM ||Date : 23/11/2017 //how to optimize this code..... i want the program to execute value of 10 power 6 and give the value for fibanacci and factorial...please...
View ArticleGetting TLE - Please Help!!!
Problem:- DIGJUMPPlease help me in optimizing this code which uses BFS to find the shortest distance between start and end vertices.My code:- Solution
View ArticlePlease help me in RECEPIES
Can anyone take a look on my code? It gives me correct output, no idea why codechef says W/A. I was tring my best to make this code readable. Thanks!Cutting Recipes Problem Code: RECIPEIt's Python...
View ArticleChef and his software - TSECJ05 - Editorial
PROBLEM LINK:Chef and his softwareAuthor:Yogesh MalpaniEditorialist:Yogesh MalpaniDIFFICULTY:MEDIUM.PREREQUISITES:ArrayList, Binary Search, HeapPROBLEM:Given the values of N transactions, the task is...
View ArticleTHENDO - Editorial
Problem LinkContestPracticeAuthor:Sahil RajputTester:Sahil RajputEditorialist:Sahil RajputDifficulty EasyPrerequisites MathsProblem The points can be vertices of regular N-polygon, if, and only if, for...
View ArticleBUGCAL - Editorial
PROBLEM LINK:PracticeContestAuthor:Trung NguyenTester:Oleksandr KulkovEditorialist:Oleksandr KulkovDIFFICULTY:CAKEWALKPREREQUISITES:NonePROBLEM:You're given two numbers. Sum them up without...
View ArticleIf anyone came to know about the ACM ICPC Onsite Regional Contest...
If anyone came to know about the ACM ICPC Onsite Regional Contest Schedule, then please share!!!
View ArticleSkiing unofficial editorial november cook off
problem:SkiingRecursive easy problemSolution: we have to find minimum no of boxes(let it be set S), such that i can visit any other box in grid by choosing any starting box from that set S. For getting...
View ArticleAwesome resource for DS and Algorithms
Hi everyone,i just want to share this link which consists of all the links and resources on different topics of Competitive ProgrammingData Structures and...
View Articledoubt in calculating expectations
i had recently learned expectation in math and trying to solve : https://www.codechef.com/problems/RRPLAYERi read the editorial and able to understand it but i want to know where my approach is...
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