November Cook-Off rating calculation
When will rating changes occour for November Cook-Off?@admin@vijju123
View Articleneed optimization help..
//Developer : ruhul1995 || Time : 00:58 AM ||Date : 23/11/2017 //how to optimize this code..... i want the program to execute value of 10 power 6 and give the value for fibanacci and factorial...please...
View ArticleGetting TLE - Please Help!!!
Problem:- DIGJUMPPlease help me in optimizing this code which uses BFS to find the shortest distance between start and end vertices.My code:- Solution
View ArticlePlease help me in RECEPIES
Can anyone take a look on my code? It gives me correct output, no idea why codechef says W/A. I was tring my best to make this code readable. Thanks!Cutting Recipes Problem Code: RECIPEIt's Python...
View ArticleChef and his software - TSECJ05 - Editorial
PROBLEM LINK:Chef and his softwareAuthor:Yogesh MalpaniEditorialist:Yogesh MalpaniDIFFICULTY:MEDIUM.PREREQUISITES:ArrayList, Binary Search, HeapPROBLEM:Given the values of N transactions, the task is...
View ArticleTHENDO - Editorial
Problem LinkContestPracticeAuthor:Sahil RajputTester:Sahil RajputEditorialist:Sahil RajputDifficulty EasyPrerequisites MathsProblem The points can be vertices of regular N-polygon, if, and only if, for...
View ArticleBUGCAL - Editorial
PROBLEM LINK:PracticeContestAuthor:Trung NguyenTester:Oleksandr KulkovEditorialist:Oleksandr KulkovDIFFICULTY:CAKEWALKPREREQUISITES:NonePROBLEM:You're given two numbers. Sum them up without...
View ArticleIf anyone came to know about the ACM ICPC Onsite Regional Contest...
If anyone came to know about the ACM ICPC Onsite Regional Contest Schedule, then please share!!!
View ArticleCompany Hiring
Found this question on web An array consists of number of employees required for each month. ‘Hire’ is the cost of hiring an employee and ‘serv’ is the cost of removing an employee and ‘sal’ is the...
View ArticleSkiing unofficial editorial november cook off
problem:SkiingRecursive easy problemSolution: we have to find minimum no of boxes(let it be set S), such that i can visit any other box in grid by choosing any starting box from that set S. For getting...
View ArticleAwesome resource for DS and Algorithms
Hi everyone,i just want to share this link which consists of all the links and resources on different topics of Competitive ProgrammingData Structures and...
View Articledoubt in calculating expectations
i had recently learned expectation in math and trying to solve : https://www.codechef.com/problems/RRPLAYERi read the editorial and able to understand it but i want to know where my approach is...
View ArticleD2D - Editorial
Problem Link:ContestPracticeAuthor:Parth TrehanEditorialist:Parth TrehanDifficulty:Easy-MediumPrerequisites:Graph Theory, BFSProblem:We need to traverse a graph from node 1 to node N. Some nodes of the...
View ArticleMACHO - Editorial
Problem Link:ContestPracticeAuthor:Parth TrehanEditorialist:Parth TrehanDifficulty:SimpleProblem:Count the number of pairs that can be formed holes in a character and the number of pairs of non-hold...
View ArticleDAD - Editorial
Problem Link:ContestPracticeAuthor:Parth TrehanEditorialist:Parth TrehanDifficulty:Easy-MediumPrerequisites:DP,MathsProblem:Given N number of enitities, we need to find the number of ways those...
View Articlecf 447 div2 Ralph And His Magic Field
i have understood the formula for it but i am unable to understand that when k=-1 and n and m have different parity the answer will be -1 but for k=1 answer will not be -1 why?problem
View Articledivision modulo
what will be the ans of ( (10^9 + 9)/6 ) % (10^9 + 7) and ( 2/6 ) % (10^9 + 7)
View ArticleWhats the next procedure after selection for Chennai Onsite? Where to confirm...
Please post any updates you get here.
View ArticleUVa 11283 - Playing Boggle
ProblemMy solutionI can't understand why my solution is giving WA even I tried random cases with a AC solution (on github)
View ArticleSolving SEACO with normal segment tree
How to solve SEACO using normal segment tree? Thanks!
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