Python NZEC error
l=list(input().split()) for i in range(len(l)): l[i]=int(l[i]) b=int(input()) l1=list(input().split()) for i in range(len(l1)): l1[i]=int(l1[i]) c=int(input()) l2=list(input().split()) for i in...
View Articlewhat am I doing wrong here? need help!
Code chef is not accepting this answer. but in my pc I am getting the correct answer. please help.https://www.codechef.com/viewsolution/22607343
View ArticleWhat's wrong with this code for INOI 2015 P2
Can somebody please point the error in this code ? Thanks !I have used the recursion q(n) = 2^n - \sum_{ m | n, m < n} q(m), where q is the number of aperiodic strings of length...
View ArticleMaximising distance
Question-https://www.codechef.com/COSE2019/problems/ROBOT02Issue- Unable to figure out how what approach to use? I used the brute force method but it's giving the expected tle. Analyzed the only 2...
View ArticleWater Filling in Containers - Binary search
What should be the approach for this problem? I have seen other coders' solution, but I am not able to understand.How binary search can be applied? Please help me. Problem link:...
View ArticleHelp! Water Filling in Containers - Binary search
What should be the approach for this problem? I have seen other coders' solution, but I am not able to understand.How binary search can be applied? Please help me. Problem link:...
View ArticleBrief Editorials ICO Preparatory Mega Contest ICOP1904
As @mgch quoted here, who am I to contradict him. So, I am presenting you the brief editorials for ICO Preparatory Mega-Contest. Hoping you all guys had fun in this contest. Here we go!SHIVIGODFor...
View ArticleWrong answer for IALG1
Could anyone explain whats wrong with my solution for problem IALG1? I have tested for a lot of test cases and my solution appears to be similar to the accepted ones. Link to problem:...
View ArticleInvitation to CodeNation Hiring Contest 2019
Hi Everyone,CodeNation, Bengaluru is conducting an online hiring test on 26th January, 2019 at 5:00 PM IST.Register here: https://goo.gl/forms/7aopASH1dchGbjHE3 for the Online Test Shortlisted...
View ArticleHelp | Query to find longest subarray containing all 1's
You are given a string of size n consisting of 0s and/or 1s. You have to perform total k queries and there are two types of queries possible:"1" (without quotes): Print length of the longest sub-array...
View ArticleHow I solved GCDMOD
It took me days to come up with a solution to GCDMOD, so I wish to share it with people with the complete approach on how I did it.Step 1: Choosing the algorithm to calculate gcd of two numbersThis was...
View Articlewhy BITOBYT is giving wrong answer.
I could not get what is the error in the following implementation of BITOBYTlinkCan anyone please suggest what went wrong.Thanks
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...
View ArticlePRETNUM - Editorial
PROBLEM LINK:PracticeContestDIFFICULTY:EASYPREREQUISITES:Prime factorization, SievePROBLEM:Find the number of integers in the given range which have prime number of divisors.QUICK EXPLANATION:Although...
View ArticleALORA2 - Editorial(ALOHOMORA)
Problem Link - LinkAuthor - Ritesh GuptaTester - Shubham GuptaEditorialist - Shubham GuptaPre-requisite - SortingProblem - You are given n numbers ,you have to find the lexicographically greatest...
View Articlec++14 ide installation
can any one help me install c++14 ide and compiler for windows7 ?
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Why is it partially correct after 100 points?
https://www.codechef.com/submit/complete/19268165This is the submission link, which shows 100/0 and partially correct. Please fix this bug.
View ArticleWhy aren't practice links activated immediately after the contest is over?
I badly want to test my solution to a problem in ALOHOMORA. I cannot imagine any reason why practice links cannot be activated immediately after the contest is over.
View ArticleSomeone please check my solution for FANCY QUOTE question of January Long
The question is marked as CAKEWALK and it indeed is easy, and i wrote a code which checks all the cases, that is not in the beginning, in the end, in middle and not as the only word. Still the judge...
View ArticleInvitation to the Turing Cup 2019
Hello Coders!I, on behalf of the Codechef Campus Chapter at SIES Graduate School of Technology invite you all to the 2nd iteration of the Turing Cup!The Turing Cup is named in honour of Alan Turing -...
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