Online Judge System

Category	Topics	Latest
ProblemSet Archive Discussion on all problems hosted at SPOJ	7969	Read this before posting! Nov '15 Problems with unnecessary restrictions on languages Sep '14 For challenge problem setters! Dec '12
Features The place for announcing and discussing all new features (and existing ones)	38	SPOJ Problems Score, A Chrome Extension Jul 11 Allow viewing others solutions after solving problem Mar '24 Does SPOJ support multiple answer? Oct '23
Wishlist Please put forward any suggestions of how to improve SPOJ in the nearest (or more distant) future in this thread.	125	Wishlist info Aug '21 Rust - update compiler to more pragmatic version Jun '23 Racket Feb '22
Projects Report about projects concerning SPOJ system	26	SPOJ Difficulty Indicator Chrome Extension Jun '23 A2OJ Enhancer Chrome Extension Jan '20 Blind RSA help May '20
FAQ Frequently Asked Questions	164	How to add problem into SPOJ Oct '22 What do the status codes stand for? Oct '19 Some (Useful?) Links for Beginners Sep '11
Bugs Please report in this category any observations on incorrect activities.	137	Tests of internal mechanisms Aug '15 LPS - Longest Palindromic Substring – wrong input! Apr '24 Problem with submiting MINSTACK Apr '24
Off-topic Posts on all other matters, possibly unrelated to programming or this site	248	How do I change my profile picture? Jul 3 Hosting a competition on SPOJ Apr 9 New to SPOJ and looking for the upside Jun '24

Topic	Category	Replies	Views	Activity
Any hints to solve this problem	ProblemSet Archive	0	591	Apr '21
Why did so many problems disappear recently?	ProblemSet Archive	2	688	Apr '21
Divisibilité par 15	Online Judge System	1	484	Apr '21
Euler Totient Function	Online Judge System	6	654	Apr '21
Sorting does not work on the problems of a particular tag	Bugs	3	1.7k	Apr '21
Why Wrong Answer?	ProblemSet Archive	1	501	Apr '21
Life, the Universe, and Everything	ProblemSet Archive	40	5.5k	Apr '21
Why getting WA for the Julka Problem even though I can’t find any WA?	ProblemSet Archive	5	682	Apr '21
TRT - Can it be solved in Python?	ProblemSet Archive	3	637	Apr '21
Techln5	ProblemSet Archive	6	721	Apr '21
Problem in array dfs question	ProblemSet Archive	10	714	Apr '21
BOOKS1 - Copying Books https://www.spoj.com/problems/BOOKS1/	ProblemSet Archive	3	694	Apr '21
Filtering accepted submissions by language	Features	1	1.2k	Apr '21
Getting TLE again and again in “NAKANJ - Minimum Knight moves !”. My compiler seems giving the right result. How can I fix the issue?	ProblemSet Archive	11	701	Apr '21
Solution for PALIN is not accepted:bomb:	ProblemSet Archive	5	707	Mar '21
Algorithm for PRIMES working on ideone but not accepted here!	ProblemSet Archive	12	1.1k	Mar '21
AKBAR.cpp - Pastebin.com pastebin.com	Online Judge System	4	828	Mar '21
BYTESE2 - The Great Ball	ProblemSet Archive	4	608	Mar '21
https://www.spoj.com/problems/NGM2/ : code passes up to the 20th test then wrong answer	ProblemSet Archive	3	661	Mar '21
About the problem SP13 Hotline	ProblemSet Archive	2	551	Feb '21
SIGSEGV in PRIME1 Despite Using Segmented Sieve	ProblemSet Archive	1	595	Feb '21
Runtime error(sigabrt) in capcity - capital city	Bugs	1	756	Feb '21
SPOJ.com - Problem PRIME1	ProblemSet Archive	1	591	Feb '21
Runtime error (SIGSEGV) in Prime Generator problem	ProblemSet Archive	2	623	Feb '21
SPOJ.com - Problem JNEXT spoj.com	ProblemSet Archive	10	762	Feb '21
D (gdc 8.3) is broken?	Bugs	1	1.1k	Feb '21
Can anyone help me with Below code for the problem: https://www.spoj.com/problems/PFACT/ . It is giving TLE	ProblemSet Archive	6	673	Feb '21
A Needle in the Haystack	ProblemSet Archive	4	775	Feb '21
Address not available for email	FAQ	3	1.6k	Feb '21
Support Pony language	Wishlist	0	644	Feb '21

ProblemSet Archive

Features

Wishlist

Projects

FAQ

Bugs

Off-topic