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why access denied even after logging in??please resolve at the earliest!!!
View ArticleWhat is wrong in this code.for KPRIME..giving wrong ans in codechef and right...
include<stdio.h>include<string.h>include<math.h>define lim 100005int prime[lim]={0},check[lim]={0};int main(){int...
View ArticleWrong Answer Debugging
Hello, I've been getting wrong answer on these two problems : turbo sort and holes in the text. They run just fine on my compiler - I'm using xcode. Kindly help.//Holes in the textint main() { int t,...
View ArticleFun ruining comments
Isn't is possible for someone or admin to keep the comment section in ongoing contest's problems clean from people complaining about TLE and WA, knowing no one will write the ans in the comment plus...
View ArticleMaking a Program Fast
Using #define for not only constants but for loops and for some statements, reduces time taken by the compiler to execute the code?
View Articlehow to use networkx library in python
to solve the count the import pairs problem in python I have used netwrokx module but the code submission is failing with run time error causing NZEC..any one please help how can I resolve this...
View ArticleNot a triangle
I am getting WA for the question:http://www.codechef.com/problems/NOTATRI/ Anyone plz. explain where i am wrong.Thnx. My code: http://www.codechef.com/viewsolution/2213497
View ArticlePRBLEM IN NOTATRI
one of the practice problem have struct me off http://www.codechef.com/problems/NOTATRI here is the problem link i jst checked the solution and found that if we sort the array first check as array is...
View ArticleSPOJ Problem:Great Ball
HiIn http://www.ahmed-aly.com/ the SPOJ Problem: Great Ball is stacked under Segment Tree. I have solved this problem using a separate algorithm, but as I am learning Segment Trees currently, I was...
View ArticleCURRENT CONTEST RANKINGS doesn't work well
If I browse ranklist page by page several times， it just stops. My browser is chrome 28
View ArticleProblem With Max Limit of n.
PRPALIN For this question, i have pasted my solution below. I am getting correct output for all values of n <100000 after that i am not getting correct answer. Can someone help me out.Solution...
View ArticleLISA problem unsolved..
import java.util.Scanner; import java.io.*; class lisa{ public static long list[]; public static void main(String[] args) throws IOException{ BufferedReader br=new BufferedReader(new...
View Articlemy program satisfies all test conditions but still it throws wrong...
// CODE REMOVED(LIVE CONTEST)
View ArticleIs it just me or do the rankings of a contest just disappear when you click...
The "Current Contest rankings" just disappear when i click on the India tab , or the next button. Is this a bug with the website, or should I use a different browser? I am on Firefox right now.
View ArticleKMHAMHA - Editorial
PROBLEM LINK:PracticeContestAuthor:Kaushik IskaTester:Jingbo ShangEditorialist:Ajay K. VermaDIFFICULTY:EASY-MEDIUMPREREQUISITES:Vertex cover, König's theorem, Hopcroft–Karp algorithmPROBLEM:Given a set...
View ArticleSUBARR - Editorial
PROBLEM LINKSContestPracticeAuthor: Constantine SokolTester: Roman RubanenkoEditorialist: Praveen Reddy VakaDIFFICULTY:easyPREREQUISITES:Binary Indexed Tree (fenwick tree) / Segment TreeHINTSolve the...
View ArticleShaastra 2014 ::Good Boy Eshwar Problem Solution
Can someone please explain the solution to the problem Good Boy Eshwar asked in SHAASTRA-2014 contest?.
View Articleimportant figures of programming world
i feel obliged to open this topic. cuz i think, most coders here for sole reason: coding. and coding has its ethics imho. i would love to mention, some pioneers names, who has gone behind the borders...
View ArticleQuestion about resubmission
Regarding the long contest, could you tell me how exactly you can resubmit a solution ? Is it enough just to submit again ? Because when I go through the accepted submissions and click "show" on mine,...
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