Look and say

Submit

Language is selected by the extension of the file. See the list of supported languages to know the extension of your language.

Problem

Print out the first 12 terms of the look-and-say sequence starting with a given
number n.

http://en.wikipedia.org/wiki/Look-and-say_sequence

Options

exec is denied

no deadline, the server will not save your submission

Sample input:_

Sample output:

1
11
21
1211
111221
312211
13112221
1113213211
31131211131221
13211311123113112211
11131221133112132113212221
3113112221232112111312211312113211

Sample input:_

Sample output:

Sample input:_

Sample output:

333
33
23
1213
11121113
31123113
132112132113
11131221121113122113
311311222112311311222113
1321132132211213211321322113
11131221131211132221121113122113121113222113
3113112221131112311332211231131122211311123113322113

Ranking

Ruby _

Rank	User	Size	Time	Date	Statistics
1	leonid	46	0.0456	2010/10/16 10:24:36	0B / 21B / 24B
2	Histocrat	46	0.0346	2013/07/27 08:04:22	0B / 21B / 24B
3	ludo	46	0.0361	2016/06/06 00:48:24	0B / 21B / 24B
4	yvl	50	0.2721	2007/08/05 01:21:15	0B / 25B / 25B
5	shinh	50	0.2701	2007/08/05 02:14:20	0B / 25B / 23B
6	irori	50	0.2399	2007/08/05 08:54:50	0B / 25B / 24B
7	kurimura	50	0.2756	2007/08/05 13:36:17	0B / 25B / 25B
8	eban	50	0.2645	2007/08/05 17:04:07	0B / 25B / 25B
9	flagitious	50	0.2289	2007/08/05 22:36:54	0B / 25B / 23B
10	niha	50	0.2626	2007/08/06 11:16:00	0B / 25B / 25B
11	yowa	50	0.0911	2007/09/09 14:22:02	0B / 25B / 23B
12	clock	50	0.0501	2012/02/17 11:13:13	0B / 25B / 25B
13	jpl	50	0.0371	2014/06/21 04:43:42	0B / ?B / ?B
14	kt3k	51	0.1085	2008/01/25 23:34:59	0B / 25B / 25B
15	J-_-L	53	0.0074	2010/08/01 07:49:18	0B / 22B / 30B
16	Mark Byers	54	0.2831	2007/08/05 21:11:04	0B / 28B / 24B
17	Sisyphus	54	0.0492	2020/12/02 10:04:25	0B / ?B / ?B
18	tabasa	137	0.1834	2007/11/21 08:49:51	6B / 65B / 56B

Ruby2 _

Rank	User	Size	Time	Date	Statistics
1	Histocrat	57	0.2428	2015/11/04 05:23:14	0B / 25B / 32B
2	rotary-o	57	0.1487	2018/05/01 18:54:38	0B / 28B / 27B
3	olf	58	0.1799	2016/05/24 02:22:01	0B / 29B / 29B
4	Sisyphus	58	0.1713	2020/12/29 10:00:31	0B / 28B / 29B

Perl _

Rank	User	Size	Time	Date	Statistics
1	ySas	42	0.1351	2007/08/08 16:03:09	0B / 16B / 26B
2	leonid	42	0.0729	2008/08/19 08:10:47	0B / 16B / 26B
3	jg	42	0.0039	2010/05/12 14:00:27	0B / ?B / ?B
4	teebee	42	0.0040	2011/01/05 19:05:12	0B / 18B / 23B
5	tails	42	0.0366	2011/05/18 08:34:38	0B / 16B / 26B
6	primo	42	0.0377	2013/09/02 20:29:17	0B / 18B / 23B
7	llhuii	42	0.0344	2015/08/16 00:41:01	0B / ?B / ?B
8	tybalt89	43	0.1415	2007/08/05 15:14:53	0B / ?B / ?B
9	Terje K	43	0.1189	2007/08/06 19:13:22	0B / ?B / ?B
10	shinh	45	0.0990	2007/08/14 13:16:28	0B / 18B / 26B
11	mauke	48	0.0837	2009/09/13 17:27:54	0B / 22B / 26B
12	eban	50	0.1325	2007/08/05 02:31:49	0B / 23B / 27B
13	ott	50	0.1532	2007/08/11 07:21:37	0B / 18B / 32B
14	ninjalj	51	0.0066	2011/03/01 00:30:24	0B / 24B / 27B
15	Mithran	52	0.0867	2007/10/29 23:36:29	0B / 28B / 22B
16	corruptio	52	0.0066	2011/02/03 03:31:20	0B / 20B / 31B
17	jonas	56	0.0463	2014/10/13 03:51:49	0B / ?B / ?B

Python _

Rank	User	Size	Time	Date	Statistics
1	llhuii	83	0.0744	2017/12/22 15:29:04	0B / 46B / 34B
2	xnor	83	0.0929	2021/04/07 04:57:03	0B / 48B / 31B
3	hallvabo	84	0.0951	2020/12/05 06:15:25	0B / 46B / 34B
4	hiro.suzuki	85	0.3624	2007/08/07 21:17:22	0B / 47B / 34B
5	leonid	85	0.2003	2012/04/03 05:58:41	0B / 47B / 34B
6	xsot	85	0.1316	2017/12/21 12:02:19	0B / 47B / 34B
7	starmie	85	0.0871	2019/07/08 13:16:00	0B / 50B / 31B
8	kt3k	89	0.2688	2007/10/23 21:39:55	0B / 38B / 46B
9	hirose	90	0.1165	2007/10/23 09:57:20	0B / 43B / 42B
10	twobit	90	0.1063	2013/02/18 08:55:39	0B / 51B / 36B
11	Mark Byers	95	0.3470	2007/08/08 17:27:59	0B / 46B / 44B
12	lifthrasiir	96	0.1043	2015/03/24 15:03:25	0B / 48B / 45B
13	TonyMooori	96	0.0872	2019/01/29 17:26:14	0B / ?B / ?B
14	Thammi	97	0.0832	2010/08/01 05:51:54	0B / 56B / 34B
15	hallvabo (re)	97	0.1013	2014/01/31 23:20:23	0B / 49B / 43B
16	hallvabo (itertools)	101	0.1018	2014/01/31 17:50:23	0B / 61B / 31B
17	recursive	102	0.0402	2010/04/13 23:31:59	0B / 66B / 27B
18	kaoru	108	0.3207	2008/05/02 07:53:14	0B / 67B / 34B
19	zetamatta	109	0.1991	2007/11/23 15:53:11	0B / 72B / 26B
20	shbird	113	0.2211	2007/10/23 10:27:56	0B / ?B / ?B
21	KUN	121	0.1568	2007/10/23 07:54:01	8B / 60B / 38B
22	py2	125	0.1973	2007/10/23 03:15:48	0B / 57B / 40B
23	rolf	134	0.0555	2012/12/30 09:12:36	0B / ?B / ?B
24	TsXc	172	0.1631	2007/10/23 02:15:30	13B / 57B / 35B
25		174	0.0773	2019/05/24 04:35:42	0B / ?B / ?B
26	tabasa	194	0.6618	2007/09/25 17:31:25	9B / 98B / 59B

Python3 _

Rank	User	Size	Time	Date	Statistics
1	xsot	88	0.1222	2017/12/21 12:05:49	0B / 47B / 38B
2	mypetlion	97	0.1227	2017/12/21 10:28:02	0B / 55B / 40B

PHP _

Rank	User	Size	Time	Date	Statistics
1	clock	80	0.1343	2012/02/19 03:27:17	22B / 32B / 26B
2	primo	80	0.2808	2012/04/14 12:01:46	22B / 32B / 26B
3	o-cn	81	0.0916	2011/01/05 07:26:37	22B / 33B / 26B
4	lifthrasiir	90	0.0856	2011/05/18 03:31:15	0B / 46B / 43B
5	pooq	124	0.3579	2008/10/18 05:33:44	0B / 48B / 75B
6	daira	140	0.3777	2007/10/02 18:52:40	0B / 56B / 83B

Scheme _

Rank	User	Size	Time	Date	Statistics
1	kaki	107	0.0719	2012/11/29 01:34:43	0B / 60B / 44B
2	motemen	127	0.1043	2007/11/03 14:38:48	0B / ?B / ?B

Common LISP _

Rank	User	Size	Time	Date	Statistics
1	kozima	161	0.3906	2007/08/16 10:56:11	0B / 75B / 69B

Clojure _

Rank	User	Size	Time	Date	Statistics
1	murky-satyr	103	5.3058	2010/05/12 15:07:34	0B / 60B / 36B

Io _

Rank	User	Size	Time	Date	Statistics
1	murky-satyr	136	2.4805	2008/03/08 23:40:49	0B / 95B / 30B

JavaScript _

Rank	User	Size	Time	Date	Statistics
1	murky-satyr	77	0.0366	2010/04/14 12:53:43	0B / 42B / 35B
2	nn	77	0.0040	2010/04/15 23:40:27	0B / 46B / 31B
3	dnek	97	0.0391	2018/03/13 00:36:55	0B / ?B / ?B

Lua _

Rank	User	Size	Time	Date	Statistics
1	tehtmi	103	0.0375	2018/09/01 16:06:45	0B / 54B / 42B
2	murky-satyr	110	0.0370	2008/06/02 10:19:31	0B / 58B / 45B
3	rickrickrick	113	0.1261	2007/08/08 17:56:34	0B / 65B / 40B
4	twobit	113	0.0350	2012/08/25 00:52:40	0B / 59B / 46B
5	AndoDaan	137	0.0329	2014/08/10 15:20:30	0B / 81B / 45B

Tcl _

Rank	User	Size	Time	Date	Statistics
1	clock	108	0.0406	2019/01/30 02:00:17	0B / 71B / 9B
2	murky-satyr	152	0.0553	2008/07/11 06:16:51	0B / 95B / 28B

Xtal _

Rank	User	Size	Time	Date	Statistics
1	murky-satyr	105	0.2576	2007/11/28 19:43:41	0B / 52B / 52B
2	tabasa	305	0.4736	2007/11/21 10:20:25	17B / 143B / 123B

Kite _

Rank	User	Size	Time	Date	Statistics
1	clock	119	0.4162	2012/07/08 06:43:02	0B / 65B / 52B

SNOBOL _

Rank	User	Size	Time	Date	Statistics
1	clock	111	0.0632	2012/07/21 13:37:24	0B / 52B / 27B

Icon _

Rank	User	Size	Time	Date	Statistics
1	clock	96	0.0541	2012/04/15 18:20:42	0B / 56B / 35B

REXX _

Rank	User	Size	Time	Date	Statistics
1	clock	103	0.0360	2012/11/17 02:58:13	0B / 65B / 23B

Smalltalk _

Rank	User	Size	Time	Date	Statistics
1	clock	113	0.0613	2013/01/07 09:13:44	0B / 74B / 31B
2	murky-satyr	119	0.4570	2008/07/11 03:25:07	0B / 53B / 60B

BASIC _

Rank	User	Size	Time	Date	Statistics
1	yuko	126	0.0290	2014/03/08 18:54:48	0B / 71B / 48B
2	clock	127	0.0408	2013/03/28 03:44:31	0B / 67B / 51B
3	pooq	132	0.1877	2008/10/18 05:18:37	0B / 70B / 51B
4	yt	155	0.1712	2007/08/23 13:32:01	0B / 76B / 64B

J _

Rank	User	Size	Time	Date	Statistics
1	I., S.	39	0.1058	2011/09/04 20:41:00	0B / 10B / 29B
2	pooq	47	0.1081	2010/10/17 05:47:32	0B / 11B / 36B

K _

Rank	User	Size	Time	Date	Statistics
1	twobit	38	0.0508	2012/04/03 06:15:09	0B / 9B / 28B
2	teebee	38	0.0478	2012/07/01 23:40:48	0B / 9B / 28B

C _

Rank	User	Size	Time	Date	Statistics
1	tails	96	0.0316	2016/06/07 09:22:46	0B / 40B / 56B
2	7gyou	101	0.0231	2007/12/09 20:28:56	0B / 53B / 48B
3	letter	101	0.0723	2007/12/10 10:28:24	0B / 53B / 48B
4	51b	101	0.0857	2007/12/15 01:12:00	0B / 53B / 48B
5	hinoe	120	0.0405	2007/09/15 07:10:33	0B / 66B / 54B
6	csanders	129	0.0236	2010/11/25 05:12:08	0B / 63B / 66B
7	inaniwa	151	0.0486	2009/11/11 14:10:12	0B / 79B / 71B
8	tabasa	309	0.0920	2007/09/25 18:19:49	24B / 138B / 118B

C++ _

Rank	User	Size	Time	Date	Statistics
1	tabasa	379	0.0848	2007/09/25 18:28:07	28B / 192B / 123B

D _

Rank	User	Size	Time	Date	Statistics
1	51b	135	0.0718	2008/04/11 20:12:31	0B / 83B / 49B

OCaml _

Rank	User	Size	Time	Date	Statistics
1	ksk	172	0.1549	2009/07/22 00:19:15	0B / 97B / 62B

Haskell _

Rank	User	Size	Time	Date	Statistics
1	henkma	86	0.0414	2012/06/26 19:15:59	0B / 54B / 28B
2	notogawa	87	0.0930	2007/08/08 20:15:01	0B / ?B / ?B
3	rst76	87	0.0016	2009/12/04 15:58:45	0B / 55B / 28B
4	Defenestrator	88	0.1188	2007/08/08 09:48:27	0B / 62B / 21B
5	tttaki	88	0.0331	2012/10/02 05:49:40	0B / 62B / 21B
6	Lost_dog	89	0.2875	2010/08/07 23:22:15	0B / 61B / 23B
7	kurimura	90	0.0991	2007/08/05 17:59:40	0B / 62B / 23B
8	tanakh	90	0.1391	2007/08/23 13:22:13	0B / 62B / 25B
9	_	90	0.0168	2007/11/10 03:07:11	0B / 63B / 21B
10	sss	92	0.1296	2007/08/29 01:51:08	0B / 63B / 23B
11	twobit	93	0.0330	2013/05/20 04:12:35	0B / 67B / 20B
12	moriA	94	0.0849	2007/08/05 13:37:33	0B / 68B / 21B
13	konn	95	0.0975	2007/08/18 11:00:27	0B / ?B / ?B
14	ｙｙ	157	0.0348	2012/07/17 21:26:59	1B / ?B / ?B
15	wa	303	0.0334	2012/07/17 21:43:23	11B / ?B / ?B
16	sakaki	860	0.0492	2012/05/04 19:39:43	0B / 312B / 82B

Java _

Rank	User	Size	Time	Date	Statistics
1	7gyou	267	0.9794	2007/10/01 21:14:28	0B / 180B / 78B

Pascal _

Rank	User	Size	Time	Date	Statistics
1	yuko	155	0.0325	2014/03/08 18:55:11	0B / 97B / 52B
2	uru	179	0.0372	2009/01/03 23:54:51	0B / ?B / ?B

C# _

Rank	User	Size	Time	Date	Statistics
1	ha	222	0.5001	2009/04/02 22:55:51	0B / ?B / ?B

Nemerle _

Rank	User	Size	Time	Date	Statistics
1	clock	157	0.1532	2012/08/23 16:34:03	0B / 91B / 63B
2	murky-satyr	197	1.8946	2008/10/23 02:23:47	0B / 131B / 60B

AWK _

Rank	User	Size	Time	Date	Statistics
1	llhuii	75	0.0360	2014/05/27 10:38:20	0B / 35B / 39B
2	nn	87	0.0738	2008/11/18 00:40:03	0B / 37B / 45B

sed _

Rank	User	Size	Time	Date	Statistics
1	tails	58	0.0325	2018/09/21 23:46:54	0B / 18B / 33B
2	mitchs	59	0.0364	2018/09/21 20:37:28	0B / 19B / 36B
3	clock	64	0.0352	2013/09/19 15:36:51	0B / 18B / 41B
4	emoken	103	0.1101	2007/08/14 18:23:42	0B / 26B / 63B
5	eban	115	0.1072	2007/08/14 22:25:51	0B / 50B / 55B

Bash _

Rank	User	Size	Time	Date	Statistics
1	McBusLuck	47	0.0103	2019/08/24 18:48:38	0B / 22B / 24B

Bash (builtins) _

Rank	User	Size	Time	Date	Statistics
1	llhuii	89	0.1382	2017/12/22 21:41:16	0B / 28B / 56B
2	tails	106	0.0790	2016/06/07 12:42:03	0B / 41B / 51B

wake _

Rank	User	Size	Time	Date	Statistics
1	clock	88	0.0731	2011/12/06 23:54:35	0B / ?B / ?B
2	murky-satyr	90	0.0331	2010/07/22 12:16:43	0B / 22B / 62B

bc _

Rank	User	Size	Time	Date	Statistics
1	McBusLuck	95	0.0450	2020/04/19 01:33:34	0B / 45B / 49B

dc _

Rank	User	Size	Time	Date	Statistics
1	tails	68	0.0308	2011/05/18 11:43:51	0B / 49B / 19B

xgawk _

Rank	User	Size	Time	Date	Statistics
1	llhuii	74	0.0329	2014/05/27 10:29:06	0B / 35B / 38B

Postscript _

Rank	User	Size	Time	Date	Statistics
1	ySas	63	0.8794	2007/08/13 11:43:06	21B / 23B / 18B
2	yshl(bin)	64	0.9098	2007/08/13 23:00:27	25B / 23B / 16B
3	yshl	106	0.8572	2007/08/13 23:00:36	0B / 77B / 15B

R _

Rank	User	Size	Time	Date	Statistics
1	teebee	93	0.3400	2021/05/01 10:08:56	0B / 49B / 43B
2	clock	105	0.3195	2019/08/24 02:42:04	0B / 45B / 56B
3	NikNakk	118	0.4594	2014/07/07 02:05:58	0B / ?B / ?B
4	pooq	125	3.6210	2008/05/31 11:52:22	0B / 64B / 58B

Brainfuck _

Rank	User	Size	Time	Date	Statistics
1	mitchs (cheat)	117	0.1129	2015/10/05 10:11:18	1B / 0B / 115B
2	mitchs	139	0.0519	2014/04/06 10:45:31	0B / 0B / 139B

Whitespace _

Rank	User	Size	Time	Date	Statistics
1	kaz_u	196	0.0345	2015/05/02 23:54:41	0B / 0B / 0B

GolfScript _

Rank	User	Size	Time	Date	Statistics
1	tails	31	0.0769	2016/06/06 17:09:34	0B / 10B / 21B
2	narb	34	0.1675	2011/04/30 03:37:16	0B / ?B / ?B
3	flagitious	41	0.6938	2007/12/21 12:55:33	0B / 13B / 28B

gs2 _

Rank	User	Size	Time	Date	Statistics
1	mitchs	13	0.2747	2015/04/26 18:13:27	5B / 4B / 3B
2	tails	13	0.1822	2018/09/03 09:35:37	5B / 4B / 3B

FlogScript _

Rank	User	Size	Time	Date	Statistics
1	clock	29	0.1586	2012/06/14 14:17:36	0B / 5B / 24B
2	milieu	30	0.3189	2010/10/26 22:14:54	0B / ?B / ?B

Burlesque _

Rank	User	Size	Time	Date	Statistics
1	Hendrik	16	0.0636	2015/01/14 00:10:26	0B / 11B / 5B
2	clock	16	0.0459	2019/09/25 13:48:49	0B / 11B / 5B

Lazy-K _

Rank	User	Size	Time	Date	Statistics
1	tails	760	0.0592	2020/01/28 01:21:14	0B / 411B / 349B
2	irori	910	0.3336	2008/03/15 14:52:18	0B / 466B / 444B

Universal Lambda _

Rank	User	Size	Time	Date	Statistics
1	hinoe	69	0.1624	2009/03/22 23:34:40	53B / 9B / 5B
2	irori	76	0.9286	2008/12/28 01:29:36	59B / 12B / 3B

z80 _

Rank	User	Size	Time	Date	Statistics
1	kodera	32	0.5289	2008/07/26 03:29:38	19B / 6B / 4B
2	ySas	37	0.4896	2007/12/11 02:58:07	19B / 5B / 8B

Vim _

Rank	User	Size	Time	Date	Statistics
1	udioica	47	0.0425	2016/11/30 12:45:36	2B / ?B / ?B
2	clock	53	0.1290	2012/01/02 23:52:35	0B / 18B / 32B
3	pla	55	0.0782	2010/01/23 05:23:30	4B / 31B / 20B
4	nn	55	0.1230	2010/11/08 10:54:23	4B / 29B / 22B
5	eban	59	0.3660	2008/01/29 15:45:21	0B / 37B / 21B
6	doug	59	0.1210	2010/07/22 15:58:28	0B / 35B / 23B

goruby _

Rank	User	Size	Time	Date	Statistics
1	leonid	41	0.1045	2010/01/03 21:15:29	0B / 14B / 26B
2	murky-satyr	42	0.3360	2010/10/17 04:27:12	0B / 13B / 27B
3	eban	46	0.1756	2008/01/05 04:19:37	0B / 19B / 24B

Groovy _

Rank	User	Size	Time	Date	Statistics
1	murky-satyr	77	6.2037	2010/08/23 00:41:49	0B / 50B / 24B
2	clock	77	2.9100	2013/02/04 19:13:28	0B / 47B / 28B
3	nn	78	3.5241	2009/12/26 02:30:50	0B / 49B / 27B
4	hoozie	84	10.1287	2008/03/29 13:43:45	0B / 47B / 36B

Scala _

Rank	User	Size	Time	Date	Statistics
1	clock	84	7.2898	2019/11/18 21:21:41	0B / 43B / 41B
2	rotary-o	85	7.1989	2020/11/15 23:02:41	0B / 39B / 44B
3	murky-satyr	98	23.2952	2011/06/16 20:52:00	0B / 52B / 42B

Language Ranking_

Rank	Lang	User	Size	Score
1	gs2	mitchs	13	10000
2	Burlesque	Hendrik	16	8125
3	FlogScript	clock	29	4482
4	GolfScript	tails	31	4193
5	z80	kodera	32	4062
6	K	twobit	38	3421
7	J	I., S.	39	3333
8	goruby	leonid	41	3170
9	Perl	ySas	42	3095
10	Ruby	leonid	46	2826
11	Vim	udioica	47	2765
12	Bash	McBusLuck	47	2765
13	Ruby2	Histocrat	57	2280
14	sed	tails	58	2241
15	Postscript	ySas	63	2063
16	dc	tails	68	1911
17	Universal Lambda	hinoe	69	1884
18	xgawk	llhuii	74	1756
19	AWK	llhuii	75	1733
20	JavaScript	murky-satyr	77	1688
21	Groovy	murky-satyr	77	1688
22	PHP	clock	80	1625
23	Python	llhuii	83	1566
24	Scala	clock	84	1547
25	Haskell	henkma	86	1511
26	wake	clock	88	1477
27	Python3	xsot	88	1477
28	Bash (builtins)	llhuii	89	1460
29	R	teebee	93	1397
30	bc	McBusLuck	95	1368
31	Icon	clock	96	1354
32	C	tails	96	1354
33	Clojure	murky-satyr	103	1262
34	REXX	clock	103	1262
35	Lua	tehtmi	103	1262
36	Xtal	murky-satyr	105	1238
37	Scheme	kaki	107	1214
38	Tcl	clock	108	1203
39	SNOBOL	clock	111	1171
40	Smalltalk	clock	113	1150
41	Brainfuck	mitchs (cheat)	117	1111
42	Kite	clock	119	1092
43	BASIC	yuko	126	1031
44	D	51b	135	962
45	Io	murky-satyr	136	955
46	Pascal	yuko	155	838
47	Nemerle	clock	157	828
48	Common LISP	kozima	161	807
49	OCaml	ksk	172	755
50	Whitespace	kaz_u	196	663
51	C#	ha	222	585
52	Java	7gyou	267	486
53	C++	tabasa	379	343
54	Lazy-K	tails	760	171

Referer

Note that, they may contain spoilers.

return to the top page