22 September 2025

• curprev 19:4419:44, 22 September 2025 Panikd talk contribs 3,250 bytes +689 No edit summary

16 July 2024

• curprev 14:1714:17, 16 July 2024 Tecilis459 talk contribs m 2,561 bytes −3 Fix li tag

29 April 2024

• curprev 19:3619:36, 29 April 2024 Xhypotenuse talk contribs m 2,564 bytes +6 No edit summary

23 April 2024

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11 April 2024

• curprev 22:5322:53, 11 April 2024 Xhypotenuse talk contribs 2,544 bytes +5 No edit summary
• curprev 22:5222:52, 11 April 2024 Xhypotenuse talk contribs 2,539 bytes +1,002 No edit summary

3 October 2021

• curprev 22:4322:43, 3 October 2021 Whatisit talk contribs 1,537 bytes +4 →Solution
• curprev 22:4222:42, 3 October 2021 Whatisit talk contribs m 1,533 bytes +47 →Solution

15 December 2018

• curprev 17:0417:04, 15 December 2018 Mathlete2017 talk contribs 1,486 bytes −23 →Solution

23 November 2018

• curprev 12:5612:56, 23 November 2018 Jzhang21 talk contribs m 1,509 bytes −1 →Solution

29 March 2015

• curprev 12:2712:27, 29 March 2015 Ryanyz10 talk contribs 1,510 bytes −1 No edit summary

7 February 2015

• curprev 18:0118:01, 7 February 2015 Kevin38017 talk contribs 1,511 bytes +534 →Solution

5 February 2015

• curprev 00:5000:50, 5 February 2015 Gina talk contribs 977 bytes +60 No edit summary

4 February 2015

• curprev 21:3321:33, 4 February 2015 Suli talk contribs 917 bytes +917 Created page with "==Problem 13== A league with 12 teams holds a round-robin tournament, with each team playing every other team exactly once. Games either end with one team victorious or else end..."