Java program number to english conversion
Write a program to print amount in English.i want optimum solutionInput : Any number up to 1 millionOutput: Pronunciation of the input number in EnglishExample Inputs and OutputsInput : 12345 Output :...
View ArticleCIELNUM2 - Editorial
PROBLEM LINKSPracticeContestDIFFICULTYEASYEXPLANATIONThis problem is the easiest problem in the set. We take the price for each menu, and check whether it is a Ciel number naively. For example, we can...
View ArticleAMSEQT - Editorial
Problem Link:PracticeContestDifficulty:EasyPre-requisites:Binary Indexed Tree, Ad-hocProblem:You are given a sequence of N positive integers in the range 0 to 2M-1, say A[0], A[1], ..., A[N-1]. In how...
View ArticleWITMATH - Editorial
PROBLEM LINKSPracticeContestDIFFICULTYSIMPLEPREREQUISITESPrimality TestingPROBLEMGiven some N, find the i for which φ(i)/i is the largest among all 2≤i≤N.φ(i) is the Euler Totient Function.QUICK...
View ArticleFast I/O (Discussion)
I don't understand what's going on in here in this functions.. i have seen it may times. int readint() { int cc = getc(stdin); for (;cc < '0' || cc > '9';) cc = getc(stdin); int ret = 0; for (;cc...
View Articlemerge sort: looping variables test condition
there is a for loop at the end of the function merge() wherin i<=num_elements is used. why is it <= and not just i< num_elements#include<stdio.h> void m_sort(int numbers[], int temp[],...
View ArticleWhy no Partial Grading in Contest Problems ? (Discussion)
I have found a partial grading for the contests in some other on line programming sites.I think it is Hacker Rank.I am not sure.At least a 10%of the total points i.e 0.1 point for the submission if the...
View Articlewrong approach
http://www.codechef.com/problems/NUMGAME in this problem if n is even then alice will win and else bob,this is the correct ans for it, but according to me it should not be the answer, example if n=5...
View Articleruntime error
#include <stdio.h> #include<math.h> #include<string.h> int getLength(long int a) { int length=0; while(a>0) { a=a/10; length++; } return length; } int main() { int ar[20][2]; int...
View ArticleHelp out with the code
I have checked my solution with many inputs but its giving wrong answer please help out with the code http://www.codechef.com/viewsolution/2181785.
View Article"APPROXIMATION"-This is my first problem in Codechef .How to work it out?
link textthis is my first problem in codechef??Is this the way to start for ICPC?? I am very weak in programming.Can i solve the questions in codechef??
View ArticleSuggest new features you think should be added to CodeChef ?
I know have improved a lot by this codechef...its really awesome. But i would like to tell to the admin that codechef should improve a bit more, imean should add some more features....Such as message...
View ArticleOBST explanation
Can ne1 pls explain the Dynamic approach of Optimal Binary Search Tree(OBST)..or maybe give a good link where the algorithm is explained in a systematic manner with a good example!!!
View ArticleIs there prize for the monthly winners in codechef?
I have heard that there is prize given in order to encourage the upcoming programmers here in codechef for all the sections namely the long term, short term and the top contributers? But i am not sure...
View ArticleInline functions (Discussion on performance)
When I'm using inline with ModMultiply function, its giving tle else AC. Problem Link : http://www.codechef.com/problems/WITMATHAC Code without inline : http://ideone.com/hFGQPqTLE with inline :...
View ArticleWhy no Summer Internship Contests ?
@admin and users : Don't you guys think that there should be hiring contests or something like that on Codechef, kind of like what they had on Hacker Earth this month. I mean we do have excellent...
View ArticleCOINFLIP [tle]
what's error in this code.. showing too much memory(955.5M) at codechef.. here is the link.. http://ideone.com/T61ayIhttp://www.codechef.com/viewsolution/2182857
View ArticlePrize in contests
Hi all! i'm new here so, just wanted 2 noe: What are prizes/prize money for different contests in Codechef?
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