Level I Challenges (37)

Page 1 of the challenges in Level I, ordered by date posted (the most recent appear first).

Number Sequence - Part 5

[edissmith-03] - 6 users already solved this challenge , 16 are working on it .

How are the numbers linked? Can you find the three missing numbers?

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Author: This e-mail address is being protected from spambots. You need JavaScript enabled to view it

Published on: 2012-04-18 19:27

Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank	User (#6)	Achieved points (Global score)	y-m-d - h:m:s

	Viktor (Veselovský)	114 (56663)	2012-04-24 19:50:59
	Armin Krauss (argh)	114 (75549)	2012-04-24 20:13:34
	J. M. (jomandi)	114 (74074)	2012-04-24 20:44:02
	Bart den Hartog (Bart13)	114 (34701)	2012-04-24 22:52:44
#5	Aliazer (Aliazer)	114 (10555)	2012-04-25 01:36:22
#6	captp (bdcht)	109 (5244)	2012-04-29 11:26:17

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Number Sequence - Part 4

[edissmith-02] - 33 users already solved this challenge .

Can you find the link between these numbers?

Click here to get to the corresponding forum topic to share your opinion.

Click here to download the challenge.

Author: This e-mail address is being protected from spambots. You need JavaScript enabled to view it

Published on: 2012-04-18 19:25

Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank	User (#33)	Achieved points (Global score)	y-m-d - h:m:s

	Viktor (Veselovský)	114 (56663)	2012-04-24 19:50:41
	Armin Krauss (argh)	114 (75549)	2012-04-24 20:13:47
	J. M. (jomandi)	114 (74074)	2012-04-24 20:43:44
	E.T (Ertheb)	114 (3273)	2012-04-24 20:50:46
#5	Bart den Hartog (Bart13)	114 (34701)	2012-04-24 22:50:36
#6	Aliazer (Aliazer)	114 (10555)	2012-04-25 01:35:39
#7	Seth Kintigh (DarkFibre)	114 (57644)	2012-04-25 05:35:19
#8	Roland Jansen (roland)	114 (10566)	2012-04-25 06:15:47
#9	Hans Peter (hanspeter)	114 (19304)	2012-04-25 06:50:24
#10	Kurt Gebauer (Yokozuna)	114 (21884)	2012-04-25 08:36:12
#11	Joerg Huenerberg (haegarq)	114 (2308)	2012-04-25 09:46:24
#12	H. Lautenschlager (helmi)	114 (2032)	2012-04-25 10:26:17
#13	Luigi Tomelli (archstanton)	114 (19183)	2012-04-25 10:46:34
#14	Thomas Lambert (lambert)	114 (18539)	2012-04-25 14:21:45
#15	Michael Möller (michaelm)	112 (3887)	2012-04-25 19:56:53
#16	The Killer (Killer)	112 (31504)	2012-04-25 23:13:02
#17	George (Theofanidis)	112 (3247)	2012-04-26 13:31:22
#18	Thomas Gonda (TomG)	112 (22869)	2012-04-26 14:35:19
#19	Ulrich Dorobeck (Papageno)	110 (1114)	2012-04-28 14:27:30
#20	Henning Wolter (alanduring)	110 (732)	2012-04-28 18:58:56
#21	Daniel Demmler (dd23)	109 (7923)	2012-04-28 20:20:12
#22	captp (bdcht)	109 (5244)	2012-04-29 00:12:05
#23	Matthias Brand (cyberwoozle)	109 (1718)	2012-04-29 00:13:21
#24	Michael D'Errico (mike89145)	109 (512)	2012-04-29 01:33:21
#25	donationcoder (donationcoder)	106 (509)	2012-05-03 13:36:47
#26	M. W. (Epicure87)	106 (409)	2012-05-04 17:15:33
#27	Christof B (beans90)	105 (2217)	2012-05-05 23:31:19
#28	Dinesh Patil (dineshpatil)	105 (308)	2012-05-06 01:42:16
#29	David (aki321)	105 (20984)	2012-05-07 13:10:04
#30	Uli Dulli (Uli Dulli)	105 (1407)	2012-05-07 23:30:12
#31	Annie (Annanasss)	104 (3315)	2012-05-14 13:55:50
#32	Michel Van Caneghem (vancan)	104 (25399)	2012-05-14 18:57:05
#33	Maurice Parthier (bobthemaster)	103 (704)	2012-05-16 04:59:19

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¿No Hablas Español? No problemo!

[bart-01] - 17 users already solved this challenge .

You don't speak Spanish? No Problem!
Try to decrypt a ciphertext in a foreign language without knowledge of that language.

Click here to get to the corresponding forum topic to share your opinion.

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Author: This e-mail address is being protected from spambots. You need JavaScript enabled to view it

Published on: 2012-04-18 19:19

Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank	User (#17)	Achieved points (Global score)	y-m-d - h:m:s

	The Killer (Killer)	200 (31504)	2012-04-18 20:27:08
	Seth Kintigh (DarkFibre)	200 (57644)	2012-04-18 20:36:30
	Viktor (Veselovský)	200 (56663)	2012-04-18 20:40:31
	Thomas Lambert (lambert)	200 (18539)	2012-04-18 21:53:34
#5	Aliazer (Aliazer)	200 (10555)	2012-04-18 22:51:46
#6	Joerg Huenerberg (haegarq)	200 (2308)	2012-04-18 23:33:51
#7	Armin Krauss (argh)	200 (75549)	2012-04-19 09:04:08
#8	J. M. (jomandi)	200 (74074)	2012-04-19 15:46:08
#9	E.T (Ertheb)	125 (3273)	2012-04-22 18:33:11
#10	Luigi Tomelli (archstanton)	120 (19183)	2012-04-23 09:28:07
#11	Hans Peter (hanspeter)	114 (19304)	2012-04-25 14:45:37
#12	Dusan (xxdradus)	114 (3226)	2012-04-25 14:55:08
#13	Daniel Demmler (dd23)	109 (7923)	2012-04-28 20:16:55
#14	captp (bdcht)	109 (5244)	2012-04-30 19:18:52
#15	Matthias Brand (cyberwoozle)	106 (1718)	2012-05-03 12:28:42
#16	H. Lautenschlager (helmi)	105 (2032)	2012-05-08 21:50:02
#17	Kurt Gebauer (Yokozuna)	105 (21884)	2012-05-08 22:25:01

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Number Sequence - Part 3

[edissmith-01] - 60 users already solved this challenge , 9 are working on it .

This number sequence is cyclic. Can you find out the fifth and sixth number?

Click here to get to the corresponding forum topic to share your opinion.

Click here to download the challenge.

Author: This e-mail address is being protected from spambots. You need JavaScript enabled to view it

Published on: 2012-03-30 22:49

Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank	User (#60)	Achieved points (Global score)	y-m-d - h:m:s

	J. M. (jomandi)	200 (74074)	2012-03-30 23:43:31
	Viktor (Veselovský)	200 (56663)	2012-03-30 23:56:03
	The Killer (Killer)	200 (31504)	2012-03-31 01:05:55
	Seth Kintigh (DarkFibre)	200 (57644)	2012-03-31 07:13:14
#5	Roland Jansen (roland)	200 (10566)	2012-03-31 08:06:54
#6	Luigi Tomelli (archstanton)	200 (19183)	2012-03-31 09:22:29
#7	Armin Krauss (argh)	200 (75549)	2012-03-31 09:40:42
#8	Hans Peter (hanspeter)	200 (19304)	2012-03-31 10:54:13
#9	Thomas Lambert (lambert)	200 (18539)	2012-03-31 11:15:12
#10	dbuq (dbuq)	200 (14704)	2012-03-31 19:28:52
#11	Ulrich Dorobeck (Papageno)	200 (1114)	2012-03-31 20:35:51
#12	David (aki321)	149 (20984)	2012-03-31 23:27:34
#13	Bart den Hartog (Bart13)	149 (34701)	2012-04-01 01:37:04
#14	Michael Möller (michaelm)	149 (3887)	2012-04-01 18:19:03
#15	Joerg Huenerberg (haegarq)	133 (2308)	2012-04-02 12:58:23
#16	Christof Kleber (Loki)	133 (4510)	2012-04-02 14:08:44
#17	Ariano-Tim Donda (oregano87)	125 (125)	2012-04-02 22:51:22
#18	Christian von Mach (cvm)	125 (525)	2012-04-03 01:29:41
#19	River (Edis-Smith)	125 (225)	2012-04-03 11:44:44
#20	George (Theofanidis)	125 (3247)	2012-04-03 14:12:16
#21	Nathan (Witten)	125 (18537)	2012-04-03 20:48:13
#22	bubba gump (surrenderyourworld)	116 (924)	2012-04-05 03:04:10
#23	qwwblddn (qwwblddn)	116 (316)	2012-04-05 03:50:51
#24	Nikolas Mel (nikolas.asteri)	116 (116)	2012-04-05 13:05:35
#25	E.T (Ertheb)	116 (3273)	2012-04-05 17:46:53
#26	Jason Ribeiro (jrib)	116 (316)	2012-04-05 19:50:05
#27	Eric F (VikingFenn)	116 (316)	2012-04-05 21:45:43
#28	David Bruce (d4vidbruce)	112 (512)	2012-04-07 16:40:01
#29	Kevin (0xf0unD)	111 (216)	2012-04-08 00:02:38
#30	Wouter Kerkhoven (wkerkhoven)	111 (511)	2012-04-08 00:12:50
#31	Dustin Smith (dvst1n)	110 (415)	2012-04-09 19:19:36
#32	Kurt Gebauer (Yokozuna)	109 (21884)	2012-04-11 16:34:30
#33	Steluta P. (maty_star)	108 (3911)	2012-04-11 23:52:46
#34	Wombat (Wombat)	108 (5332)	2012-04-12 08:38:44
#35	H. Lautenschlager (helmi)	108 (2032)	2012-04-12 11:18:43
#36	Thomas Gonda (TomG)	108 (22869)	2012-04-12 13:03:42
#37	Aliazer (Aliazer)	108 (10555)	2012-04-12 13:23:10
#38	Roxana Ioana (rock_sana)	108 (611)	2012-04-13 13:31:58
#39	Saurabh (saurabheights)	106 (609)	2012-04-14 18:03:11
#40	Sean Atkinson (Seanwatkinson)	106 (310)	2012-04-16 02:38:36
#41	Susanne Lenzen (casanovari)	105 (506)	2012-04-16 23:35:05
#42	James Connelly (jconnelly)	105 (505)	2012-04-17 23:47:13
#43	Torsten Weiß (vice)	105 (406)	2012-04-20 10:21:10
#44	Fabian Bendun (benfa)	104 (7406)	2012-04-23 15:27:54
#45	mannone (didier)	104 (1404)	2012-04-23 20:26:49
#46	Benjamin Skrehot (BennySkr)	103 (408)	2012-04-26 23:01:56
#47	Daniel Demmler (dd23)	103 (7923)	2012-04-28 16:52:55
#48	Henning Wolter (alanduring)	103 (732)	2012-04-28 17:52:45
#49	Matthias Brand (cyberwoozle)	103 (1718)	2012-04-29 00:08:14
#50	Michael D'Errico (mike89145)	103 (512)	2012-04-29 06:53:48
#51	captp (bdcht)	103 (5244)	2012-04-30 00:23:19
#52	donationcoder (donationcoder)	103 (509)	2012-05-03 13:51:56
#53	M. W. (Epicure87)	103 (409)	2012-05-04 16:30:17
#54	Dinesh Patil (dineshpatil)	103 (308)	2012-05-06 01:47:32
#55	Michel Van Caneghem (vancan)	103 (25399)	2012-05-06 17:00:24
#56	Uli Dulli (Uli Dulli)	102 (1407)	2012-05-07 23:22:03
#57	Hans Rudolf (mutabor)	102 (2628)	2012-05-08 22:05:20
#58	p3rince (p3rince)	102 (502)	2012-05-12 12:32:50
#59	Albert Puigsech (apuigsech)	102 (302)	2012-05-12 16:08:57
#60	Annie (Annanasss)	102 (3315)	2012-05-14 14:32:42

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The Book Code: A Challenge for Bookworms

[meier-03] - 30 users already solved this challenge , 10 are working on it .

In order to decrypt the intercepted letter addressed to your neighbor, you need to find out which document has been used to encode the message with the book code.

Click here to get to the corresponding forum topic to share your opinion.

Click here to download the challenge.

Author: This e-mail address is being protected from spambots. You need JavaScript enabled to view it

Published on: 2012-03-21 11:02

Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank	User (#30)	Achieved points (Global score)	y-m-d - h:m:s

	Viktor (Veselovský)	200 (56663)	2012-03-21 14:09:53
	Hans Peter (hanspeter)	200 (19304)	2012-03-21 16:45:18
	Armin Krauss (argh)	200 (75549)	2012-03-21 18:35:26
	Kurt Gebauer (Yokozuna)	200 (21884)	2012-03-21 18:40:55
#5	Seth Kintigh (DarkFibre)	200 (57644)	2012-03-21 19:27:53
#6	Nathan (Witten)	200 (18537)	2012-03-21 22:23:24
#7	J. M. (jomandi)	200 (74074)	2012-03-21 22:28:00
#8	dbuq (dbuq)	200 (14704)	2012-03-21 23:36:52
#9	Bart den Hartog (Bart13)	149 (34701)	2012-03-22 11:24:42
#10	Christof Kleber (Loki)	149 (4510)	2012-03-22 14:41:45
#11	Michael Gürtler (michaelg)	149 (3763)	2012-03-22 15:29:54
#12	Thomas Gonda (TomG)	133 (22869)	2012-03-23 13:28:37
#13	David (aki321)	133 (20984)	2012-03-23 21:46:41
#14	Joerg Huenerberg (haegarq)	116 (2308)	2012-03-27 10:52:16
#15	Dusan (xxdradus)	110 (3226)	2012-03-30 16:32:48
#16	Luigi Tomelli (archstanton)	108 (19183)	2012-04-03 08:49:02
#17	Paco (Methos259)	106 (106)	2012-04-06 00:12:27
#18	Kevin (0xf0unD)	105 (216)	2012-04-08 00:16:43
#19	Dustin Smith (dvst1n)	105 (415)	2012-04-09 20:33:17
#20	Wombat (Wombat)	104 (5332)	2012-04-12 15:05:47
#21	E.T (Ertheb)	104 (3273)	2012-04-12 18:31:21
#22	Aliazer (Aliazer)	104 (10555)	2012-04-13 12:07:24
#23	Sean Atkinson (Seanwatkinson)	104 (310)	2012-04-15 21:39:49
#24	H. Lautenschlager (helmi)	103 (2032)	2012-04-27 00:05:02
#25	Jarosław Szcześniewski (Zjarek)	102 (202)	2012-04-29 23:25:03
#26	Name (geekon)	102 (102)	2012-04-29 23:43:05
#27	Paul Duplys (pd)	102 (102)	2012-05-02 23:32:59
#28	Christopher (nomadpenguin)	102 (202)	2012-05-03 02:40:10
#29	Christof B (beans90)	102 (2217)	2012-05-05 22:30:09
#30	captp (bdcht)	102 (5244)	2012-05-08 23:11:26

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