ANOTHER SHORT CONTEST
It is good to see codechef hosting another short contest("Lunch Time June 2013") in the same month, that too on sunday afternoon, I hope they add it permanently to the schedule. Thanks Codechef this...
View ArticleALETHIO - Editorial
Problem Link:PracticeContestDifficulty:EasyPre-requisites:ad-hocProblem:You are given a string of digits 0-9, and uppercase letters 'A'-'Z'. Given that you are allowed to modify atmost one letter to...
View ArticleWA words1 - play on words
hey.. m getting wa for words1 .. i tried many cases.. couldn't find one giving wrong ans.. please help me with ths.. thank you..! here the linkhttp://www.codechef.com/viewsolution/2294378
View ArticleFeast for Python lovers
Hey Friends!!! and my fellow Python lovers this is to inform you that Python Indian Community is re-hosting the well awaited Indian version of Python Conference (PyCon 2013) on August 30, 31 &...
View ArticleWhy is Python 2.7 missing in this problem?
In the problem GCD2 I found that Python 2.7 is missing from the Judge. Why?
View ArticleNZEC error in Sums in a Triangle - Python 2.7
I wrote the following code for the problem Sums in a Triangle. It is working in my computer but here on codechef I am getting NZEC. The input isn't that big then why this error?import sys from...
View ArticleAmbiguous Permutations - Explain the statement
I have been trying to understand the meaning of the problem statement of Ambiguous Permutations for some time. But I still haven't been able to figure out what are the various types of permutations...
View Articletime limit exceeded problem plz help
import java.util.Scanner; class cc { public static void main(String args[]){ long n,x,k; int c=0; Scanner input =new Scanner (System.in); n=input.nextLong(); k=input.nextLong(); while(n>0){...
View ArticleRuntime error in spread
Problem LinkSOLUTION LINK CAN any one help me to find out why i m getting Runtime error i my code it is easily readable and understandale please read and try to help me
View ArticleCoin Game: Strategy
I have an interesting problem via some other programming platform but I could not get its solution. What should be the strategy for this question.(Note: It does not comes from any running programming...
View ArticleCheating proofs in june long!
@admin : This june contest i found out some cheating proofs =>Check out these 2 solutions : first and secondUsers ranked 16 and 16 in june contest are a/c of same user.
View ArticleHow is this a bad approach?
I was solving Product of Divisors problem and I was runtime error. Let the error issue be kept apart. Someone advised me to go through the Editorial for the practice problem. I was curious to know that...
View ArticleFirst k digits of n^n
It is related to problem :http://www.codechef.com/problems/MARCHA4 where we are supposed to find first and last k digits of n^n. To find first k digits i have seen people using some log and floor...
View ArticleWhat kind of problems are easier to solve in Python?
Now, since Python is really gaining reputation among competitive programming also. What are some particular types of problem that are easier to code in Python compared to C++/JAVA?
View Articlemarcha4:I am getting wrong answer though I checked all the corner cases
http://ww2.codechef.com/viewsolution/2134008 this is my code
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TRIQUERY - Editorial
Problem Link:PracticeContestDifficulty:MediumPre-requisites:line-sweep, rank-query DSProblem:Given N points (Xi, Yi), and Q queries (x, y, d), find for each query how many of the N points lie within or...
View ArticleDifferent answers for two accepted solutions!!MARCHA4
Here is a question Link:link textI found two Accepted solutions :one this First User And Second my Own:meI checked A test case on both the codes: Both were getting different answers on same case.. Here...
View Article[SPOJ] LQDNUMS
Does anyone know how to solve this problem? http://www.spoj.com/problems/LQDNUMS/Or at least please give me the references for it. Thanks a lot in advance.
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