LEBOMBS WA
Problem link: http://www.codechef.com/problems/LEBOMBS/My solution: http://www.codechef.com/viewsolution/3800311I found the question quite straight forward and my logic seems quite alright to me. Yet I...
View ArticleGraph theory
Can anyone provide me with Graph theory material however except topcoder's i have read it and want some more. Thanx in advance.
View ArticleHow to take input of an array in 1 line in C++?
How to take input of an array in one line? first line will be the size of the array. cin>>sizeofarray.then I want to take input of a[0]- a[n-1] on the same line like this: a[0] a[1] a[2]---- so...
View ArticleNUMGAME2 - Editorial
PROBLEM LINKSPracticeContestDIFFICULTYEASYEXPLANATIONFor this particular combinatorial game theory problem the the values of N for which the first player looses are 1,5,9,13,17,21,25 etc.SETTER'S...
View ArticleWhy do I get a Time Limit Exceeded?
Why my program keeps getting Time Limit Exceeded? What are some of the reasons of getting TLE?
View ArticleIARCS judge showing wrong answer?
List of books is a problem I found in IARCS online problem archive. But their judge is showing wrong answer to my solution. I don't know what went wrong? Is my algorithm is totally a fail? or some...
View Articleweird behaviour of scanf
#include<stdio.h> #include<conio.h> void array(int * ,int ); int main() { int n,a[20]; printf("Enter the size of the array"); scanf("%d",&n); array(&a[0],n); } void array(int *j,int...
View Articleunexpected runtime error
can someone please tell me why this code is giving runtime error sigsegv http://www.codechef.com/viewsolution/3801341 it's an atempt to solve the problem knight fork in lunchtime april 14
View Articlecandle problem
whats wrong with code,can someone give me a testcase for which it does not work#include<stdio.h> #include<stdlib.h> int t,p,c[10],i,flag=0; int cnt=0,num; int main() { scanf("%d",&t);...
View ArticleMay long challenge
Would this month long challenge start from next Friday, as there still no link for the contest.
View ArticlePaying Up : Getting WA
// For identifying Whether a subset exists or not#include <iostream> #include <algorithm> #include <vector> #include <cstdio> using namespace std; int...
View ArticleWA IN HOMEDEL
Can someone please point out the error in this code http://www.codechef.com/problems/HOMDEL/Here is my solution: http://ideone.com/KNrzmrI am basically using Dijkstra's algorithm precomputing the...
View Articlehow to use setprecision (in iomanip header file)?
float y= 0.5; cout<<y; //will give output 0.5 //i want output as 0.50 //what to do?
View Articlein binary tree...... why I get wrong answer
#include<stdio.h> int main() { int c; long int n,a; long int i,j; scanf("%ld",&n); for(a=1;a<=n;a++) { scanf("%ld %ld",&i,&j); c=0; while(1) { if(i>1&&i>j) {...
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BINTREE - Editorial
PROBLEM LINK:PracticeContestAuthor:Lalit KunduTester:Shiplu Hawlader and Mahbubul HasanEditorialist:Lalit KunduDIFFICULTY:EASY PREREQUISITES:Binary TreeLowest Common AncestorPROBLEM:Given infinite full...
View ArticleImprovement
Actually its quite absurd that I am suggesting a improvement because I am nothing in front these young minds however I wanted ask why does code chef not use the problem checking style as used by google...
View ArticleNZEC error
Bank_Charges = 0.50 while(True): Entered_Amount = int(input()) Initial_Balance = float(input()) if Entered_Amount % 5 == 0 and not Entered_Amount>=Initial_Balance: print(Initial_Balance -...
View ArticleHow is accept rate decided?
Some places i saw people got upvote so naturally accept rate increased but some places their is neither upvote nor downvote but their is some percentage(%) of accept rate how is it calculated?
View ArticleShort contest Gambit 2014
I am not able to find the link for registration of team in external contest Gambit 2014 http://www.codechef.com/CDSN2014/
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SNAPE - Editorial
Problem Link:contest, practiceDifficulty: CakewalkPre-requisites: Geometry, ImplementationProblem:We are given two numbers A and B. Our task is to determine the minimal and the maximal possible value...
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