SPIT2-Editorial
PROBLEM LINKPracticeContestAuthor : Ankit Sagwekar Tester : Vikesh Tiwari Editorialist : Ankit SagwekarDIFFICULTYEasy PREREQUISITESbasics,array,implementationPROBLEMGiven two integers 'm' and 'n'. Find...
View ArticleSpoj Sum of Digits getting TLE,Please help
Hi everyone,This is the link to the problem in the spojFirstly i thought it was an easy problem but later i have got TLE on submitting and then i have observed that the time limit is so less.My code is...
View ArticleANKNIM2 - Editorials
PROBLEM LINK:PracticeContestAuthor: Ankit Srivastava and Uttam Kanodia Tester: Roman Rubanenko Editorialist: Amit PandeyDIFFICULTY:MediumPREREQUISITES:Fast Fourier Transform. PROBLEM:Given an array of...
View Article[Guidance] What's the method to get precision till decimal place defined by...
I am working on this problem LMA1I tried this method from the editorial. Why am I getting WA ?#include<bits/stdc++.h> using namespace std; int main(){ ios::sync_with_stdio(0); double t,a,n,p,d,q;...
View ArticleHow many zeroes(Uva)?
Hi, i trying to solve this https://uva.onlinejudge.org/external/110/11038.htmlThe problem is about couting the no of occurences of zeroes in an interval.Event though i read a tutorial...
View ArticleGCDQ - Editorial
PROBLEM LINK:PracticeContestAuthor:Praveen DhinwaTester:Shiplu HawladerEditorialist:Lalit KunduDIFFICULTY:EASY PRE-REQUISITES:GCD, Precomputation PROBLEM:You are given an array A of integers of size N....
View ArticleMSTICK - Editorial
PROBLEM LINKSPracticeContestDIFFICULTYSIMPLEPREREQUISITESRange Minimum Query, Simple MathPROBLEMYou are given N matchsticks arranged in a straight line, with their rearends touching each other. You are...
View ArticleANKPAREN - Editorial
PROBLEM LINK:PracticeContestAuthor: Ankit Srivastava and Uttam Kanodia Tester: Roman Rubanenko Editorialist: Amit PandeyDIFFICULTY:Easy-MediumPREREQUISITES:Basic programmingPROBLEM:Given a string...
View ArticleSnackdown elimination round
Problem MAXDIST have very weak input. It even passes the wrong solution. Solution id http://www.codechef.com/viewsolution/7251982 is giving wrong answer on testcase 1 9 1 2 2 3 3 4 4 5 4 6 4 7 2 9 2 8...
View ArticleWho knows how to build an online community?
I am searching for an online community programmer to build the next generation of facebook. My idea is revolutionary. It would require the skills of a programmer that has SEO skills. A partnership...
View ArticleRuby Tutorial
Can anyone provide me the good source for the online ruby language tutorial.....thanks in advance
View ArticleTAPALIN - Editorial
PROBLEM LINKSPracticeContestDIFFICULTYSIMPLEPREREQUISITESSimple Math, Matrix ExponentiationPROBLEMFind the number of palindromic strings that can be made of length N, or less.QUICK EXPLANATIONWe can...
View ArticleDEVSTR - Editorial
PROBLEM LINK:PracticeContestAuthor:adminTester:Kevin AtienzaEditorialist:Ajay K. VermaRussian Translator:Sergey KulikMandarian Translator:Gedi ZhengDIFFICULTY:EasyPREREQUISITES:Basic mathsPROBLEM:Given...
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Android App for Coders - Coder's Calendar
A few weeks ago,I had written about a Chrome and Firefox extension that I had created called Coder's Calendar which displayed a list of live and upcoming coding contests.(read about it here) I've...
View ArticleComputing Factorials of a huge number in C/C++: A tutorial
Hello @all,As in MARCH13 contest we needed to use primary school arithmetics once again, and as it is a topic that comes up quite frequentely here in the forums thanks to this problem, and also, as I...
View ArticleQUESTION - what is the difference between if(i==1) and if (i&1)
IT IS A CONCEPTUAL QUESTION -> plz answer in detail
View ArticleFROGV - Editorial
PROBLEM LINK:PracticeContestAuthor:Dmytro BerezinTester:Shang Jingbo and Gerald AgapovEditorialist:Devendra AgarwalDIFFICULTY:SIMPLEPREREQUISITES:Basic Dynamic Programming PROBLEM:Given Frog's location...
View ArticlePROGRAMMING QUESTION
hello all This question is all about implementation and design. Given an array of n elements print array's elements in ascending order or descending order without changing the array's elements and...
View ArticleAMIFIB - Editorial
PROBLEM LINK:PracticeContestAuthor:Vineet PaliwalTester:Roman RubanenkoEditorialist:Jingbo ShangDIFFICULTY:EasyPREREQUISITES:Fibonacci Property, Quick Sort, Offline Algorithm, Hash, Binary...
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A tutorial on Suffix Arrays
Hello @all,This text will focus on the construction of Suffix Arrays, it will aim to explain what they are and what they are used for and hopefully some examples will be provided (it will be mainly...
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