Sphere Online Judge

Problem SCCCER is available

Paulo Costa — Tue, 07 Feb 2012 17:04:48 +0100

Problem SCCCER (10574. Soccer Ceremony) added by Paulo Costa is now available in the classical problemset.

Read the problem text: SCCCER

Problem OFFSTRAT is available

Paulo Costa — Tue, 07 Feb 2012 16:59:05 +0100

Problem OFFSTRAT (10573. Problem Offensive Strategy) added by Paulo Costa is now available in the classical problemset.

Read the problem text: OFFSTRAT

Problem CONTCITY is available

Paulo Costa — Tue, 07 Feb 2012 16:12:35 +0100

Problem CONTCITY (10447. Contaminated City) added by Paulo Costa is now available in the classical problemset.

Read the problem text: CONTCITY

Problem DRACULA is available

Paulo Costa — Tue, 07 Feb 2012 16:12:16 +0100

Problem DRACULA (10415. Dracula) added by Paulo Costa is now available in the classical problemset.

Read the problem text: DRACULA

Problem SNIPE is available

Paulo Costa — Tue, 07 Feb 2012 16:11:21 +0100

Problem SNIPE (10421. Run, Snipe, Run) added by Paulo Costa is now available in the classical problemset.

Read the problem text: SNIPE

Problem SICRANO is available

Paulo Costa — Tue, 07 Feb 2012 16:10:52 +0100

Problem SICRANO (10446. Sicrano) added by Paulo Costa is now available in the classical problemset.

Read the problem text: SICRANO

Problem CRDS is available

Paulo Costa — Tue, 07 Feb 2012 16:10:36 +0100

Problem CRDS (10509. Cards) added by Paulo Costa is now available in the classical problemset.

Read the problem text: CRDS

Problem SPRING is available

Paulo Costa — Tue, 07 Feb 2012 16:10:13 +0100

Problem SPRING (10453. Spring Loaded) added by Paulo Costa is now available in the classical problemset.

Read the problem text: SPRING

Problem EDIT is available

Paulo Costa — Tue, 07 Feb 2012 16:07:03 +0100

Problem EDIT (10537. Edit Distance Again) added by Paulo Costa is now available in the classical problemset.

Read the problem text: EDIT

Problem CHEATCON is available

Paulo Costa — Tue, 07 Feb 2012 13:22:02 +0100

Problem CHEATCON (10572. Cheating on the contest) added by Paulo Costa is now available in the classical problemset.

Read the problem text: CHEATCON

Problem SOCCERCH is available

Paulo Costa — Tue, 07 Feb 2012 13:15:46 +0100

Problem SOCCERCH (10571. Soccer Challenge) added by Paulo Costa is now available in the classical problemset.

Read the problem text: SOCCERCH

Problem LONGCS is available

Paulo Costa — Tue, 07 Feb 2012 12:57:45 +0100

Problem LONGCS (10570. Longest Common Substring) added by Paulo Costa is now available in the classical problemset.

Read the problem text: LONGCS

Problem NKBUILD is available

Yellow Flash — Mon, 06 Feb 2012 23:12:56 +0100

Problem NKBUILD (10555. Ph�t triển Quốc gia) added by Yellow Flash is now available in the partial problemset.

Read the problem text: NKBUILD

Problem BTTNS is available

Paulo Costa — Mon, 06 Feb 2012 19:21:50 +0100

Problem BTTNS (10508. Buttons) added by Paulo Costa is now available in the classical problemset.

Read the problem text: BTTNS

Problem STUN is available

Paulo Costa — Mon, 06 Feb 2012 18:58:33 +0100

Problem STUN (10451. Stun Boosting) added by Paulo Costa is now available in the classical problemset.

Read the problem text: STUN

Problem EALP1 is available

Samir Ahmed — Mon, 06 Feb 2012 16:06:09 +0100

Problem EALP1 (10466. Enough of analyzing, let’s play) added by Samir Ahmed is now available in the classical problemset.

Read the problem text: EALP1

Problem RESOURCE is available

Paulo Costa — Mon, 06 Feb 2012 10:36:42 +0100

Problem RESOURCE (10449. Resource Management) added by Paulo Costa is now available in the classical problemset.

Read the problem text: RESOURCE

Problem CHEESE is available

Paulo Costa — Mon, 06 Feb 2012 10:36:18 +0100

Problem CHEESE (10507. Cheese-rolling World Cup) added by Paulo Costa is now available in the classical problemset.

Read the problem text: CHEESE

Problem BRDGS is available

Paulo Costa — Mon, 06 Feb 2012 10:35:40 +0100

Problem BRDGS (10443. Bridges) added by Paulo Costa is now available in the classical problemset.

Read the problem text: BRDGS

Problem TOPOLAND is available

Paulo Costa — Mon, 06 Feb 2012 10:35:16 +0100

Problem TOPOLAND (10424. To Poland) added by Paulo Costa is now available in the classical problemset.

Read the problem text: TOPOLAND

Problem CODING2 is available

Paulo Costa — Mon, 06 Feb 2012 10:34:51 +0100

Problem CODING2 (10444. Coding) added by Paulo Costa is now available in the classical problemset.

Read the problem text: CODING2

Problem RE1 is available

Samir Ahmed — Sun, 05 Feb 2012 14:13:10 +0100

Problem RE1 (10464. Reverse Engneering) added by Samir Ahmed is now available in the classical problemset.

Read the problem text: RE1

Problem KAM1 is available

mohamed gamal — Sat, 04 Feb 2012 01:32:58 +0100

Problem KAM1 (10552. KAM) added by mohamed gamal is now available in the tutorial problemset.

Read the problem text: KAM1

Problem WALKROBO is available

Paulo Costa — Fri, 03 Feb 2012 19:02:02 +0100

Problem WALKROBO (10439. Walking Robot) added by Paulo Costa is now available in the classical problemset.

Read the problem text: WALKROBO

Problem CADYDIST is available

Paulo Costa — Fri, 03 Feb 2012 17:28:53 +0100

Problem CADYDIST (10442. Candy Distribution) added by Paulo Costa is now available in the classical problemset.

Read the problem text: CADYDIST

Problem DELIVER is available

Irakli Khaduri — Fri, 03 Feb 2012 13:44:09 +0100

Problem DELIVER (10547. Delivery Route) added by Irakli Khaduri is now available in the classical problemset.

Read the problem text: DELIVER

Problem KOPC12F was hidden.

[Trichromatic] XilinX — Thu, 02 Feb 2012 14:59:49 +0100

Problem KOPC12F was hidden by [Trichromatic] XilinX.

Problem ABA12B is available

Kashyap — Thu, 02 Feb 2012 06:31:59 +0100

Problem ABA12B (10376. String Factorization!) added by Kashyap is now available in the classical problemset.

Read the problem text: ABA12B

Problem KOPC12H is available

Radhakrishnan — Wed, 01 Feb 2012 20:06:38 +0100

Problem KOPC12H (10522. K12-OE Numbers) added by Radhakrishnan is now available in the classical problemset.

Read the problem text: KOPC12H

Problem KOPC12D is available

Radhakrishnan — Wed, 01 Feb 2012 20:06:33 +0100

Problem KOPC12D (10517. K12-Generating Big Numbers II) added by Radhakrishnan is now available in the classical problemset.

Read the problem text: KOPC12D

Problem KOPC12A is available

Radhakrishnan — Wed, 01 Feb 2012 20:06:29 +0100

Problem KOPC12A (10514. K12 - Building Construction) added by Radhakrishnan is now available in the classical problemset.

Read the problem text: KOPC12A

Problem KOPC12B is available

Radhakrishnan — Wed, 01 Feb 2012 20:06:24 +0100

Problem KOPC12B (10515. K12-Combinations) added by Radhakrishnan is now available in the classical problemset.

Read the problem text: KOPC12B

Problem KOPC12F is available

Radhakrishnan — Wed, 01 Feb 2012 20:06:19 +0100

Problem KOPC12F (10518. K12-Counting Staircases) added by Radhakrishnan is now available in the classical problemset.

Read the problem text: KOPC12F

Problem KOPC12G is available

Radhakrishnan — Wed, 01 Feb 2012 20:06:14 +0100

Problem KOPC12G (10519. K12-Bored of Suffixes and Prefixes) added by Radhakrishnan is now available in the classical problemset.

Read the problem text: KOPC12G

Problem VIDEO is available

Nikoloz Svanidze — Sun, 29 Jan 2012 08:09:06 +0100

Problem VIDEO (10502. Video game combos) added by Nikoloz Svanidze is now available in the classical problemset.

Read the problem text: VIDEO

Problem HAYBALE is available

Nikoloz Svanidze — Sun, 29 Jan 2012 07:21:06 +0100

Problem HAYBALE (10500. Haybale stacking) added by Nikoloz Svanidze is now available in the classical problemset.

Read the problem text: HAYBALE

Problem S3P4 is available

mohamed gamal — Fri, 27 Jan 2012 23:48:00 +0100

Problem S3P4 (10499. Draw Rectangle) added by mohamed gamal is now available in the tutorial problemset.

Read the problem text: S3P4

Problem S3P3 is available

mohamed gamal — Fri, 27 Jan 2012 23:37:43 +0100

Problem S3P3 (10497. Arithmetic and Geometric Sequences) added by mohamed gamal is now available in the tutorial problemset.

Read the problem text: S3P3

Problem S2P3 is available

mohamed gamal — Fri, 27 Jan 2012 21:56:50 +0100

Problem S2P3 (10496. Two Face on the high way) added by mohamed gamal is now available in the tutorial problemset.

Read the problem text: S2P3

Problem S5P2 is available

mohamed gamal — Fri, 27 Jan 2012 21:30:45 +0100

Problem S5P2 (10495. Count Primes) added by mohamed gamal is now available in the tutorial problemset.

Read the problem text: S5P2

Problem S5P1 is available

mohamed gamal — Fri, 27 Jan 2012 21:25:06 +0100

Problem S5P1 (10493. Calculator for Arrays) added by mohamed gamal is now available in the tutorial problemset.

Read the problem text: S5P1

Problem S4P1 is available

mohamed gamal — Fri, 27 Jan 2012 21:18:11 +0100

Problem S4P1 (10492. Sum of factorial) added by mohamed gamal is now available in the tutorial problemset.

Read the problem text: S4P1

Problem S3P2 is available

mohamed gamal — Fri, 27 Jan 2012 21:05:55 +0100

Problem S3P2 (10491. GCD) added by mohamed gamal is now available in the tutorial problemset.

Read the problem text: S3P2

Problem S3P1 is available

mohamed gamal — Fri, 27 Jan 2012 21:00:01 +0100

Problem S3P1 (10490. Integer palindrome) added by mohamed gamal is now available in the tutorial problemset.

Read the problem text: S3P1

Problem S2P2 is available

mohamed gamal — Fri, 27 Jan 2012 20:53:07 +0100

Problem S2P2 (10488. Stock market) added by mohamed gamal is now available in the tutorial problemset.

Read the problem text: S2P2

Problem S2P1 is available

mohamed gamal — Fri, 27 Jan 2012 20:43:03 +0100

Problem S2P1 (10487. Calculator) added by mohamed gamal is now available in the tutorial problemset.

Read the problem text: S2P1

Problem S1P2 is available

mohamed gamal — Fri, 27 Jan 2012 20:29:58 +0100

Problem S1P2 (10486. Reverse number) added by mohamed gamal is now available in the tutorial problemset.

Read the problem text: S1P2

Problem S1P1 is available

mohamed gamal — Fri, 27 Jan 2012 20:23:42 +0100

Problem S1P1 (10485. Calculate Distance) added by mohamed gamal is now available in the tutorial problemset.

Read the problem text: S1P1

Problem S1P4 is available

mohamed gamal — Fri, 27 Jan 2012 19:38:42 +0100

Problem S1P4 (10494. Celebration) added by mohamed gamal is now available in the tutorial problemset.

Read the problem text: S1P4

Problem S1P3 is available

mohamed gamal — Fri, 27 Jan 2012 18:26:36 +0100

Problem S1P3 (10489. The GamE) added by mohamed gamal is now available in the tutorial problemset.

Read the problem text: S1P3

Problem TESTF is available

mohamed gamal — Thu, 26 Jan 2012 22:20:04 +0100

Problem TESTF (10484. testingC) added by mohamed gamal is now available in the tutorial problemset.

Read the problem text: TESTF

Problem IOPC1207 is available

Raziman T V — Wed, 25 Jan 2012 14:43:24 +0100

Problem IOPC1207 (10477. GM plants) added by Raziman T V is now available in the classical problemset.

Read the problem text: IOPC1207

Problem IOPC1206 is available

Raziman T V — Wed, 25 Jan 2012 14:31:19 +0100

Problem IOPC1206 (10476. Fair bases) added by Raziman T V is now available in the classical problemset.

Read the problem text: IOPC1206

Problem ALIEN2 is available

David Moran — Sun, 22 Jan 2012 16:07:34 +0100

Problem ALIEN2 (10471. Aliens at the train, again!) added by David Moran is now available in the classical problemset.

Read the problem text: ALIEN2

Problem PAREN is available

priyamehtanit — Sat, 21 Jan 2012 07:34:18 +0100

Problem PAREN (10463. COUNT PAREN) added by priyamehtanit is now available in the classical problemset.

Read the problem text: PAREN

Problem IOPC1205 is available

Raziman T V — Fri, 20 Jan 2012 17:16:44 +0100

Problem IOPC1205 (10461. The magical escape) added by Raziman T V is now available in the classical problemset.

Read the problem text: IOPC1205

Problem IOPC1204 is available

Raziman T V — Fri, 20 Jan 2012 16:54:02 +0100

Problem IOPC1204 (10460. A function over factors) added by Raziman T V is now available in the classical problemset.

Read the problem text: IOPC1204

Problem IOPC1203 is available

Raziman T V — Thu, 19 Jan 2012 17:24:14 +0100

Problem IOPC1203 (10438. Crazy texting) added by Raziman T V is now available in the classical problemset.

Read the problem text: IOPC1203

Problem IOPC1202 is available

Raziman T V — Thu, 19 Jan 2012 17:10:47 +0100

Problem IOPC1202 (10437. Quadrilaterals) added by Raziman T V is now available in the classical problemset.

Read the problem text: IOPC1202

Problem IOPC1201 is available

Raziman T V — Tue, 17 Jan 2012 17:16:51 +0100

Problem IOPC1201 (10422. Rubiks cube) added by Raziman T V is now available in the classical problemset.

Read the problem text: IOPC1201

Problem IOPC1200 is available

Raziman T V — Tue, 17 Jan 2012 16:41:23 +0100

Problem IOPC1200 (10420. Hardware upgrade) added by Raziman T V is now available in the classical problemset.

Read the problem text: IOPC1200

Problem ABA12C is available

Kashyap — Mon, 16 Jan 2012 04:12:12 +0100

Problem ABA12C (10394. Buying Apples!) added by Kashyap is now available in the classical problemset.

Read the problem text: ABA12C

Problem ABA12E is available

Kashyap — Mon, 16 Jan 2012 04:11:21 +0100

Problem ABA12E (10405. Shooting the balloons!) added by Kashyap is now available in the classical problemset.

Read the problem text: ABA12E

Problem ABA12A is available

Kashyap — Sun, 15 Jan 2012 20:02:32 +0100

Problem ABA12A (10373. Help Balaji!) added by Kashyap is now available in the classical problemset.

Read the problem text: ABA12A

Problem ABA12D is available

Kashyap — Sun, 15 Jan 2012 20:02:07 +0100

Problem ABA12D (10395. Sum of divisors!) added by Kashyap is now available in the classical problemset.

Read the problem text: ABA12D

Problem ALIEN is available

David Moran — Sat, 14 Jan 2012 22:21:17 +0100

Problem ALIEN (10401. Aliens at the train) added by David Moran is now available in the classical problemset.

Read the problem text: ALIEN

Problem QWERTY03 is available

cegprakash — Fri, 13 Jan 2012 21:53:52 +0100

Problem QWERTY03 (10361. JAVA COUNTING) added by cegprakash is now available in the tutorial problemset.

Read the problem text: QWERTY03

Problem PROBLEM2 is available

cegprakash — Fri, 13 Jan 2012 21:52:00 +0100

Problem PROBLEM2 (8439. VijayAndAjith) added by cegprakash is now available in the tutorial problemset.

Read the problem text: PROBLEM2

Problem NDIGITS is available

cegprakash — Fri, 13 Jan 2012 21:49:26 +0100

Problem NDIGITS (8792. N - DIGIT NUMBERS) added by cegprakash is now available in the tutorial problemset.

Read the problem text: NDIGITS

Problem VKANTH is available

cegprakash — Fri, 13 Jan 2012 21:49:04 +0100

Problem VKANTH (8897. Vadivu vs Kanth) added by cegprakash is now available in the tutorial problemset.

Read the problem text: VKANTH

Problem NITHY is available

cegprakash — Fri, 13 Jan 2012 21:48:36 +0100

Problem NITHY (8900. LUCKYNINE) added by cegprakash is now available in the tutorial problemset.

Read the problem text: NITHY

Problem ARTIST is available

cegprakash — Fri, 13 Jan 2012 21:48:10 +0100

Problem ARTIST (8903. DRAWING IT) added by cegprakash is now available in the tutorial problemset.

Read the problem text: ARTIST

Problem WAYS2 is available

cegprakash — Fri, 13 Jan 2012 21:47:47 +0100

Problem WAYS2 (8911. FREE PATHS) added by cegprakash is now available in the tutorial problemset.

Read the problem text: WAYS2

Problem WTK is available

cegprakash — Fri, 13 Jan 2012 21:44:37 +0100

Problem WTK (10285. Why this kolaveri di) added by cegprakash is now available in the classical problemset.

Read the problem text: WTK

Problem DIFFICUL is available

cegprakash — Fri, 13 Jan 2012 21:43:22 +0100

Problem DIFFICUL (10333. DIFFICULT INTERVIEW) added by cegprakash is now available in the tutorial problemset.

Read the problem text: DIFFICUL

Problem CODEIT02 is available

cegprakash — Fri, 13 Jan 2012 21:40:03 +0100

Problem CODEIT02 (10365. PICK UP DROP ESCAPE) added by cegprakash is now available in the tutorial problemset.

Read the problem text: CODEIT02

Problem CODEIT01 is available

cegprakash — Fri, 13 Jan 2012 21:39:14 +0100

Problem CODEIT01 (10364. TREE SHAPES) added by cegprakash is now available in the tutorial problemset.

Read the problem text: CODEIT01

Problem QWERTY04 is available

cegprakash — Fri, 13 Jan 2012 21:38:54 +0100

Problem QWERTY04 (10362. TRIVIADOR) added by cegprakash is now available in the tutorial problemset.

Read the problem text: QWERTY04

Problem QWERTY01 is available

cegprakash — Fri, 13 Jan 2012 21:37:46 +0100

Problem QWERTY01 (10359. How many words(SHELL)) added by cegprakash is now available in the tutorial problemset.

Read the problem text: QWERTY01

Problem CODEIT03 is available

cegprakash — Fri, 13 Jan 2012 17:12:38 +0100

Problem CODEIT03 (10366. Play with Dates) added by cegprakash is now available in the classical problemset.

Read the problem text: CODEIT03

Problem DICT is available

David Moran — Thu, 12 Jan 2012 05:06:59 +0100

Problem DICT (10381. Search in the dictionary!) added by David Moran is now available in the classical problemset.

Read the problem text: DICT

Problem PLACE was moved from classical to partial problemset.

[Trichromatic] XilinX — Wed, 11 Jan 2012 17:40:31 +0100

Problem PLACE was moved by [Trichromatic] XilinX from classical to partial problemset.

Problem CAM5 is available

karthikeyan — Wed, 11 Jan 2012 15:26:21 +0100

Problem CAM5 (10380. prayatna PR) added by karthikeyan is now available in the classical problemset.

Read the problem text: CAM5

Problem MECGROUP is available

bristy — Tue, 10 Jan 2012 22:37:28 +0100

Problem MECGROUP (10377. project groups) added by bristy is now available in the classical problemset.

Read the problem text: MECGROUP

Problem COINTOSS is available

Varun Jalan — Mon, 09 Jan 2012 10:05:46 +0100

Problem COINTOSS (10355. Coin Tosses) added by Varun Jalan is now available in the classical problemset.

Read the problem text: COINTOSS

Problem CTSTRING is available

Varun Jalan — Mon, 09 Jan 2012 09:58:31 +0100

Problem CTSTRING (10354. Count Strings) added by Varun Jalan is now available in the classical problemset.

Read the problem text: CTSTRING

Problem SOLDIERS is available

cegprakash — Sun, 08 Jan 2012 20:50:14 +0100

Problem SOLDIERS (10334. SOLDIERS) added by cegprakash is now available in the classical problemset.

Read the problem text: SOLDIERS

Problem FANCY is available

cegprakash — Sun, 08 Jan 2012 20:49:32 +0100

Problem FANCY (10293. FANCY NUMBERS) added by cegprakash is now available in the classical problemset.

Read the problem text: FANCY

Problem ALLIZWEL is available

cegprakash — Sun, 08 Jan 2012 20:48:45 +0100

Problem ALLIZWEL (10283. ALL IZZ WELL) added by cegprakash is now available in the classical problemset.

Read the problem text: ALLIZWEL

Problem DOTAA is available

cegprakash — Sun, 08 Jan 2012 20:48:19 +0100

Problem DOTAA (10286. DOTA HEROES) added by cegprakash is now available in the classical problemset.

Read the problem text: DOTAA

NWERC 2011 Semi-Live online contest

�ukasz Kuszner — Thu, 10 Nov 2011 09:30:24 +0100

The open edition of NWERC 2011 will take place at 27 November 2011 10:30 (SPOJ time). Everyone is invited!

Visit the website: http://challenge24.spoj.pl/

HSPL starts on Monday, September 12

�ukasz Kuszner — Mon, 29 Aug 2011 20:17:37 +0200

The fourth edition of the High School Programming League 2011/12 training session has started. The first problem set series starts on Monday, September 12. You are cordially invited to join the contest.

Visit the website: http://challenge24.spoj.pl/

Tests of internal mechanisms

japi — Tue, 21 Jun 2011 16:48:09 +0200

We are testing a new version of spoj engine. Please report here if you observe any incorrect behaviour of judging mechanism (like waiting too long for assesment of submission, varying execution times of equal source codes, internal errors, etc.). Thank you!

Visit the website: http://challenge24.spoj.pl/

Results of the High School Programming League 2010/2011

�ukasz Kuszner — Mon, 02 May 2011 16:54:49 +0200

Top 5 contestants:

1	Damir Ferizovic	Mje�ovita Srednja �kola Bosanski Petrovac, Bosnia and Herzegovina
2	Bartosz Tarnawski	Zesp� Katolickich Szk� Og�lnokszta�c�cych nr 1 w Katowicach, Poland
3	Pavel Kunyavskiy	Physico-technical Lyceum #1, Saratov, Russia
3	Marcin Smulewicz	Liceum Og�lnokszta�c�ce im. Boles�awa Prusa w Skierniewicach, Poland
5	Jano Hozza	Spojena �kola Novohradska, Slovakia

more ...

Top 3 schools:

1	Spojena �kola Novohradska, Slovakia ��(coach: Ondrej Dem��ek)
2	IV Liceum Og�lnokszta�c�ce im. Marii Sk�odowskiej-Curie w Olsztynie, Poland ��(coach: Magda Burakowska)
3	Physico-technical Lyceum #1, Saratov, Russia ��(coach: Udalova Tatyana Lvovna)

more ...

Visit the website: http://challenge24.spoj.pl/

Interactive problems

Filip Wielewski — Sat, 11 Dec 2010 09:13:46 +0100

New kind of problems has been introduced on SPOJ - interactive problems that allow to talk with the judge! (sample problems: MSTRMND, KULE, PPP07D and NUMGUESS). Go here to find out more.

Visit the website: http://challenge24.spoj.pl/

A public contest at SPOJ

�ukasz Kuszner — Sun, 24 Oct 2010 22:53:29 +0200

The open edition of PolyProg Selection Contest 2010 will take place on Saturday, October 30th, from 13:00 till 18:00 SPOJ time. Everyone is invited!

Visit the website: http://challenge24.spoj.pl/

BBone an add-on for phpBB forums is available.

�ukasz Kuszner — Mon, 27 Sep 2010 12:09:27 +0200

The BBone allows to share source codes and provides the ability to compile and run them. Beside syntax highlighting, testing source codes against user input, it allows to create mini-contests for forum co-members. Read more ...

Visit the website: http://challenge24.spoj.pl/

New languages: Go and F#

�ukasz Kuszner — Mon, 26 Jul 2010 13:54:57 +0200

We are pleased to announce that the next two languages are available, please enjoy!

Visit the website: http://challenge24.spoj.pl/

Ideone.com major upgrade.

�ukasz Kuszner — Mon, 19 Jul 2010 19:49:26 +0200

The most important new features available for Ideone users are:

management panel, where users can view and group their pastes;
personalized access to Ideone API;
public folders, which allow to publish and share a group of pastes at one go.

Visit the website: http://challenge24.spoj.pl/

Useful tools

Filip Wielewski — Fri, 16 Apr 2010 23:02:36 +0200

They are described on our facebook page:
Users' stats
Another good users' stats
SPOJ Rank Tracker - Firefox Add-on

Visit the website: http://challenge24.spoj.pl/

SPOJ Backup Tool

Filip Wielewski — Tue, 23 Mar 2010 00:12:32 +0100

Backup your solutions! Find out more on our facebook site.

Visit the website: http://challenge24.spoj.pl/

Problems Classification

Filip Wielewski — Tue, 23 Mar 2010 00:09:00 +0100

Read about Problems Classification tools on our facebook site.

Visit the website: http://challenge24.spoj.pl/

Ideone.com

Filip Wielewski — Mon, 21 Dec 2009 08:57:09 +0100

Ideone.com - new project based on SPOJ Engine - has just started. Ideone.com is a pastebin, but a pastebin like no other on the Internet. More accurate expression would be online mini IDE and debugging tool. It allows to execute code with custom input data in 38 programming languages and to share it with friends and teammates. We hope you find it useful!

Visit the website: http://challenge24.spoj.pl/

New language: Erlang

Filip Wielewski — Mon, 19 Oct 2009 02:24:19 +0200

We are pleased to announce that next language is available on SPOJ: this time it's Erlang.

Visit the website: http://challenge24.spoj.pl/

New language: Scala

Filip Wielewski — Mon, 12 Oct 2009 22:08:44 +0200

From now on Scala language is available. Please remember that compilation of solutions in Scala takes even 1-2 minutes and that Scala interpreter needs about 1.5 seconds to start.

Visit the website: http://challenge24.spoj.pl/

Languages on SPOJ

Filip Wielewski — Tue, 22 Sep 2009 13:16:22 +0200

New language is available: TCL. Many other languages (i.e. their compilers) were updated - please report any bugs on forum: Bugs.

Visit the website: http://challenge24.spoj.pl/

Major upgrade

Robert Janczewski — Mon, 14 Sep 2009 20:10:39 +0200

SPOJ is undergoing major upgrade of almost all its languages. This may cause some problems, which should disappear within 1-2 days. We are sorry for the inconvenience.

Visit the website: http://challenge24.spoj.pl/

Scarky

Filip Wielewski — Wed, 12 Aug 2009 20:21:15 +0200

We are delighted to announce the opening of the new portal based on the SPOJ Engine. With Scarky.com you can place programming challenges and other riddles directly on your site!

Visit the website: http://challenge24.spoj.pl/

Advanced user statistics

Adrian Kosowski — Tue, 21 Jul 2009 12:38:19 +0200

We recommend this on-line tool (by VNOI Team) for visualizing the activity of SPOJ users.

Visit the website: http://challenge24.spoj.pl/

SPOJ Rank Tracker

Micha� Ma�afiejski — Thu, 11 Jun 2009 16:20:01 +0200

We recommend SPOJ Rank Tracker Beta 1.01 by Abhishek Mishra, see website.

Visit the website: http://challenge24.spoj.pl/

Fudan University Local Contest #1

Adrian Kosowski — Sat, 30 May 2009 10:41:27 +0200

Fudan University Local Contest #1 will be held on June 6, 2009, between 09:00 and 14:00 SPOJ time. Everyone is invited to participate!

Visit the website: http://challenge24.spoj.pl/

Challenge 24 Electronic Contest Practice

Jacek D�browski — Thu, 05 Feb 2009 00:09:02 +0100

If you are not afraid of extreme programming challenges, try your luck at www.challenge24.org! You can practice with the Electronic Problemsets from the previous year at challenge24.spoj.pl.

Visit the website: http://challenge24.spoj.pl/

MIT Individual Contest 2008

Adrian Kosowski — Wed, 07 Jan 2009 22:37:40 +0100

The open edition of MIT Individual Contest 2008 will take place on Sunday, January 18th, from 18:00 to 23:00 SPOJ time. Everyone is cordially invited to participate!

Visit the website: http://challenge24.spoj.pl/

A new long-term contest at SPOJ!

�ukasz Kuszner — Wed, 17 Sep 2008 01:05:19 +0200

We are delighted to announce a new international programming contest, addressed first of all to high school students: High School Programming League 2008/2009. The contest will consist of 7 problem sets, each lasting about 5 weeks. The 1st problem set starts on September 20 at 12:00 SPOJ time. You are cordially invited to participate!

Visit the website: http://challenge24.spoj.pl/

A marathon contest at SPOJ

Adrian Kosowski — Tue, 10 Jun 2008 23:57:03 +0200

The 2008 VNOI Marathon will run for 3 months, starting from June 14. The base language of the contest is Vietnamese, but English versions of the problems will also be available throughout the contest. (The practice session before the contest is in Vietnamese, only.)

Visit the website: http://challenge24.spoj.pl/

Open Contest 2008

Adrian Kosowski — Thu, 01 May 2008 18:47:30 +0200

We are delighted to announce the 2008 edition of Open Contest which will last from May 3 till May 20!

Visit the website: http://challenge24.spoj.pl/

A public contest at SPOJ

Adrian Kosowski — Sat, 19 Jan 2008 13:52:23 +0100

The open edition of MIT 1st Team Contest 2007 will take place on Sunday, February 3rd, from 18:00 till 23:00 SPOJ time. Everyone is invited!

Visit the website: http://challenge24.spoj.pl/