CHDOGS - Editorial
PROBLEM LINKSPracticeContestDIFFICULTYsimplePREREQUISITESsymmetry, rate of approach, trigonometryPROBLEMThere are three points on equilateral triangle of side $s$. Each point is moving constant...
View ArticleFENWITER - Editorial
PROBLEM LINKSPracticeContestDIFFICULTYeasyPREREQUISITESbinary indexed tree, knowledge of binary base system and bitwise operationsPROBLEMThe question asks you to find the number of iterations required...
View ArticleCHEFKEY - Editorial
PROBLEM LINKSPracticeContestDIFFICULTYCakewalkPREREQUISITESloops, simple mathsPROBLEMFind number of $(x, y)$ pairs such that $1 \leq x \leq H$, $1 \leq y \leq W$ and $x * y = K$.QUICK...
View ArticleRNG - Editorial
PROBLEM LINK:PracticeContestAuthor:Gaoyuan ChenTester:Hiroto SekidoEditorialist:Kevin AtienzaDIFFICULTY:HARDPREREQUISITES:Generating functions, fast Fourier transform, number theoretic transform,...
View ArticlePRPR1 - Editorial
PROBLEM LINK:PracticeContestAuthor:Suthirth VTester:Suthirth VEditorialist:Suthirth VDIFFICULTY:EASYPREREQUISITES:None.PROBLEM:Yann LeCun is buying GPUs for his workstation PC. Three of his friends...
View ArticleGEOCHEAT - Editorial
PROBLEM LINKSPracticeContestDIFFICULTYhardPREREQUISITESrandom, expected value, convex hull, rotating callipersPROBLEMYou are $n$ points $p_1, p_2, \dots, p_n$ in 2D plane. Assume that the order of...
View ArticlePRPR2 - Editorial
PROBLEM LINK:PracticeContestAuthor:Suthirth VTester:Suthirth VEditorialist:Suthirth VDIFFICULTY:EASYPREREQUISITES:None.PROBLEM:Nitish was studying about how neurons interact with each other in the...
View ArticlePRPR3 - Editorial
#PROBLEM LINK:PracticeContestAuthor: Suthirth VTester: Suthirth VEditorialist: Suthirth V#DIFFICULTY:Simple#PREREQUISITES:Radical - The radical of n, rad(n), is the product of distinct prime factors of...
View ArticleFiltering submissions by points
Is there anyway we can filter submissions by points? Usually when I want to see the fastest submission according to running time then there are submissions with partial score on top(ofcourse I want to...
View ArticlePublic submission from ongoing contest
Hi everyone! I submitted my code of a problem from ongoing contest on Ideone, forgetting that code is made public by default. It took me nearly 5 minutes to change it to private. I fear if someone saw...
View ArticleMAXGRID - Editorial
(Note: the editorials are written in a hurry and without having solved the problems, so there may be mistakes. Feel free to correct them / inform me.)PROBLEM LINK:PracticeContestAuthor:Rishabh...
View ArticleTICKETS5 - Editorial
PROBLEM LINK:PracticeContestDIFFICULTY:CAKEWALKPREREQUISITES:Basics of looping, conditional statements in any language.PROBLEM:Given a string $s$, find whether exactly two different letters alternate...
View ArticleQuery Regarding Submissions in ACM ICPC 2016 Online Round
I have opted for two regional site one from Amritapuri and another for Kharagpur With two team members common in both teams except one. Such that we formed team like this A B C for one and A B D for...
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