Online Judge System

Category	Topics	Latest
ProblemSet Archive Discussion on all problems hosted at SPOJ	7966	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	Allow viewing others solutions after solving problem Mar '24 Does SPOJ support multiple answer? Oct '23 Default language setting? Sep '22
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	247	Hosting a competition on SPOJ Apr 9 New to SPOJ and looking for the upside Jun '24 How to delete Spoj account? Jun '24

Topic	Category	Replies	Views	Activity
WA on MULTQ3	ProblemSet Archive	3	294	Apr '24
LPS - Longest Palindromic Substring – wrong input!	Bugs	1	276	Apr '24
How to get LCA accepted in Java?	ProblemSet Archive	1	351	Apr '24
Problem with submiting MINSTACK	Bugs	4	293	Apr '24
Problem with stucking submission	Bugs	6	321	Apr '24
Getting WA on AKBAR - Akbar , The great. Please help me	ProblemSet Archive	3	335	Mar '24
Allow viewing others solutions after solving problem	Features	7	4.2k	Mar '24
Bitmap wa	ProblemSet Archive	2	337	Mar '24
How to approach problem VZLA2019K (Koala Fan)? https://www.spoj.com/problems/VZLA2019K/	ProblemSet Archive	1	325	Mar '24
Pls help me understand the question	ProblemSet Archive	1	313	Feb '24
WA in Eko	ProblemSet Archive	5	571	Feb '24
THREECOL- Three-Colring of binary trees	ProblemSet Archive	0	280	Feb '24
“Hide public problem tags” doesn’t work properly	Bugs	4	1.4k	Feb '24
MEM : OK , What does it mean?	ProblemSet Archive	1	356	Jan '24
Help！	Online Judge System	0	283	Jan '24
Fault in Test Data for PC8C Cave Crisis	ProblemSet Archive	1	794	Jan '24
TLE with Java code	ProblemSet Archive	2	686	Jan '24
SPOJ.com - Problem MAS spoj.com	ProblemSet Archive	3	423	Dec '23
WA on Shareen and the Lost Array	ProblemSet Archive	1	423	Dec '23
SPOJ EAGLE1 java TLE help	ProblemSet Archive	4	1.1k	Nov '23
Just a Palindrome	Online Judge System	5	538	Nov '23
Wrong answer in MAS http://www.spoj.com/problems/MAS/	ProblemSet Archive	1	927	Nov '23
SPOJ.com - Problem UOFTAB spoj.com	Online Judge System	0	400	Oct '23
Need help on A001856 - Chiaki Sequence	ProblemSet Archive	1	427	Oct '23
Please explain how to approach such problms - KOICOST - Cost	ProblemSet Archive	0	385	Oct '23
How can I know on which test case that I got WA (or TLE) after I submit?	FAQ	1	420	Oct '23
Divsum	ProblemSet Archive	24	2.0k	Oct '23
MEANARR Problem - WA [Solved]	ProblemSet Archive	2	387	Oct '23
Segfault task	ProblemSet Archive	2	388	Oct '23
TABROT - Rotations Segmentation fault	ProblemSet Archive	1	347	Oct '23

ProblemSet Archive

Features

Wishlist

Projects

FAQ

Bugs

Off-topic