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For any version listed below, click on its date to view it. For more help, see Help:Page history and Help:Edit summary. (cur) = difference from current version, (prev) = difference from preceding version, m = minor edit, → = section edit, ← = automatic edit summary

curprev 16:1516:15, 19 May 2019‎ IznoRepeat talk contribs‎ m 39,437 bytes −10‎ cleaning (ed[s]); template now always displays editor annotation; gen fixes undo Tag: AWB

curprev 21:0621:06, 2 February 2019‎ Zaslav talk contribs‎ m 39,447 bytes 0‎ Ce: N queens > n queens (cf. article). undo

curprev 23:4923:49, 1 January 2019‎ ScottAPatten talk contribs‎ m 39,447 bytes −17‎ Getting rid of a sentence fragment undo

curprev 22:3022:30, 21 June 2018‎ Rgdboer talk contribs‎ m 39,464 bytes −3‎ →‎Equivalent problems: lk Converse relation, Heterogeneous relation undo

curprev 23:5023:50, 20 June 2018‎ Rgdboer talk contribs‎ m 39,467 bytes +32‎ →‎Inverse representation: lk Converse relation undo

curprev 14:3114:31, 23 August 2017‎ Hlindgren talk contribs‎ m 39,435 bytes +3‎ →‎Equivalent problems undo

curprev 05:0205:02, 12 April 2017‎ LithiumFlash talk contribs‎ 39,432 bytes +58‎ →‎Sudoku: Added "Sudoku solving algorithms" as another main article option. undo

curprev 17:4417:44, 29 January 2017‎ Yahya Abdal-Aziz talk contribs‎ 39,374 bytes +25‎ →‎Pentomino tiling: - clarify "12 pentominoes" as "the 12 different free pentominoes" undo

curprev 21:1021:10, 15 November 2016‎ David Eppstein talk contribs‎ m 39,349 bytes −2‎ Reverted edits by 2001:468:CC0:1:6A1C:A2FF:FE01:FA62 (talk) to last version by 217.162.1.16 undo
curprev 20:1020:10, 15 November 2016‎ 2001:468:cc0:1:6a1c:a2ff:fe01:fa62 talk‎ 39,351 bytes +1‎ No edit summary undo
curprev 20:1020:10, 15 November 2016‎ 2001:468:cc0:1:6a1c:a2ff:fe01:fa62 talk‎ 39,350 bytes +1‎ No edit summary undo

curprev 09:1409:14, 19 November 2015‎ 217.162.1.16 talk‎ 39,349 bytes −127‎ →‎Pentomino tiling undo

curprev 00:0700:07, 13 February 2015‎ Leyo talk contribs‎ m 38,958 bytes +5‎ correct minus sign in superscript undo

curprev 21:4721:47, 27 January 2015‎ 83.27.125.86 talk‎ 38,953 bytes 0‎ →‎Basic examples undo

curprev 09:2009:20, 12 January 2015‎ 147.86.212.84 talk‎ 38,953 bytes +33‎ →‎Pentomino tiling: Dead link undo

curprev 16:0416:04, 28 July 2014‎ Monkbot talk contribs‎ m 38,920 bytes +5‎ Task 3a: Fix CS1 deprecated coauthor parameter errors undo

curprev 11:1811:18, 30 June 2014‎ 129.27.140.89 talk‎ 38,915 bytes −15‎ The edited sentence was incorrect: decision problems are _not_ about finding an actual solution undo

curprev 18:5518:55, 12 April 2014‎ Monkbot talk contribs‎ m 38,930 bytes −5‎ →‎Pentomino tiling: Task 5: Fix CS1 deprecated coauthor parameter errors (bot trial) undo

curprev 06:1806:18, 3 April 2014‎ Mild Bill Hiccup talk contribs‎ m 38,935 bytes −24‎ →‎N queens problem: Cleaned up using AutoEd undo

curprev 03:0703:07, 25 October 2013‎ Donner60 talk contribs‎ 38,959 bytes −4‎ Reverted 1 edit by 144.89.168.220 (talk) to last revision by 2607:F470:8:1050:F911:432:720F:D572. (TW) undo
curprev 03:0203:02, 25 October 2013‎ 144.89.168.220 talk‎ 38,963 bytes +4‎ No edit summary undo

curprev 18:0818:08, 6 September 2013‎ 2607:f470:8:1050:f911:432:720f:d572 talk‎ 38,959 bytes +26‎ →‎Generalizations: clarify wording of n-queens generalization undo Tag: Visual edit

curprev 22:5922:59, 10 April 2013‎ 69.14.235.52 talk‎ 38,933 bytes −6‎ →‎Formal definition undo
curprev 22:5822:58, 10 April 2013‎ 69.14.235.52 talk‎ 38,939 bytes +10‎ →‎Formal definition: added a missing '*' to some comments about S* undo

curprev 19:1619:16, 6 March 2013‎ Addbot talk contribs‎ m 38,929 bytes −108‎ Bot: Migrating 3 interwiki links, now provided by Wikidata on d:q388260 undo

curprev 06:1806:18, 27 February 2013‎ Download talk contribs‎ m 39,037 bytes −5‎ gen fixes using AWB (8759) undo

curprev 22:3822:38, 31 January 2013‎ Gibbja talk contribs‎ m 39,042 bytes +27‎ →‎Finding solutions: dab Nondeterministic undo

curprev 18:2718:27, 17 July 2012‎ 81.97.87.63 talk‎ 39,015 bytes −39‎ →‎Sudoku: Link to "Example 5" didn't go anywhere. Removed it. undo

curprev 23:4023:40, 5 May 2012‎ Helpful Pixie Bot talk contribs‎ m 39,054 bytes +1‎ ISBNs (Build KC) undo

curprev 14:2914:29, 29 March 2012‎ 83.86.77.198 talk‎ 39,053 bytes 0‎ →‎Exact hitting set example undo

curprev 18:4618:46, 1 March 2012‎ 140.209.125.53 talk‎ 39,053 bytes +145‎ →‎N queens problem undo

curprev 14:5014:50, 18 August 2011‎ Alexbot talk contribs‎ m 38,908 bytes +26‎ r2.7.1+) (robot Adding: zh:精确覆盖问题 undo

curprev 23:2423:24, 26 May 2011‎ 71.60.182.236 talk‎ 38,882 bytes +185‎ external links undo

curprev 17:1217:12, 17 April 2011‎ Chris the speller talk contribs‎ m 38,697 bytes −32‎ more specific link undo
curprev 17:0917:09, 17 April 2011‎ Chris the speller talk contribs‎ m 38,729 bytes 0‎ Typo fixing per WP:HYPHEN, replaced: exactly- → exactly (3), Doubly- → Doubly (2) using AWB (7660) undo

curprev 14:3114:31, 18 March 2011‎ Headbomb talk contribs‎ m 38,729 bytes −60‎ clean up using AWB undo

curprev 22:5222:52, 19 January 2011‎ MaxEnt talk contribs‎ 38,789 bytes +206‎ →‎Sudoku: spell out a subtlety that might help, or not undo

curprev 13:5913:59, 12 December 2010‎ Yobot talk contribs‎ m 38,583 bytes +30‎ WP:CHECKWIKI error fixes + general fixes using AWB (7457) undo

curprev 15:5515:55, 12 May 2010‎ Fratrep talk contribs‎ 38,553 bytes −4‎ Repairing link to disambiguation page - You can help! undo

curprev 15:1215:12, 11 May 2010‎ Citation bot 1 talk contribs‎ m 38,557 bytes −4‎ Citation maintenance. [Pu131]Formatted: edition. You can use this bot yourself! Report bugs here. undo

curprev 20:3520:35, 13 November 2009‎ Unkx80 talk contribs‎ 38,561 bytes +186‎ →‎N queens problem undo
curprev 20:2720:27, 13 November 2009‎ Unkx80 talk contribs‎ 38,375 bytes +501‎ n-queens undo

curprev 16:0516:05, 11 November 2009‎ 218.186.12.250 talk‎ 37,874 bytes +11‎ →‎N queens problem undo

curprev 21:2521:25, 5 September 2009‎ 92.193.27.53 talk‎ 37,863 bytes −656‎ Removed word-by-word duplicate text from the introduction - this is already covered in [#Equivalent problems] and [#Exact hitting set] undo

curprev 21:1021:10, 14 June 2009‎ The Thing That Should Not Be talk contribs‎ m 38,519 bytes −6‎ clean up, typos fixed: the the → the using AWB undo

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