14 April 2023

• curprev 04:5504:55, 14 April 2023 Shridhar278 talk contribs m 3,497 bytes +18 →Solution
• curprev 04:5404:54, 14 April 2023 Shridhar278 talk contribs 3,479 bytes +1 →Solution

10 August 2020

• curprev 10:3510:35, 10 August 2020 Negia talk contribs 3,478 bytes +13 →Solution
• curprev 10:0910:09, 10 August 2020 Negia talk contribs 3,465 bytes +6 →Solution
• curprev 10:0810:08, 10 August 2020 Negia talk contribs 3,459 bytes +2 →Solution

16 January 2017

• curprev 21:0021:00, 16 January 2017 Thedoge talk contribs m 3,457 bytes +2 →Solution
• curprev 20:4320:43, 16 January 2017 Thedoge talk contribs 3,455 bytes +3 →Solution
• curprev 20:4320:43, 16 January 2017 Thedoge talk contribs 3,452 bytes +11 →Solution
• curprev 20:4220:42, 16 January 2017 Thedoge talk contribs 3,441 bytes −27 →Solution
• curprev 20:3820:38, 16 January 2017 Thedoge talk contribs 3,468 bytes +3 →Solution
• curprev 20:3820:38, 16 January 2017 Thedoge talk contribs 3,465 bytes +106 →Solution
• curprev 20:3620:36, 16 January 2017 Thedoge talk contribs 3,359 bytes +73 →Solution
• curprev 20:3420:34, 16 January 2017 Thedoge talk contribs 3,286 bytes −31 →Solution
• curprev 20:3320:33, 16 January 2017 Thedoge talk contribs 3,317 bytes −19 →Solution
• curprev 20:3220:32, 16 January 2017 Thedoge talk contribs 3,336 bytes +45 →Solution
• curprev 20:3020:30, 16 January 2017 Thedoge talk contribs 3,291 bytes +14 →Solution
• curprev 20:2920:29, 16 January 2017 Thedoge talk contribs 3,277 bytes +35 →Solution
• curprev 20:1420:14, 16 January 2017 Thedoge talk contribs 3,242 bytes +2 →Solution
• curprev 20:1320:13, 16 January 2017 Thedoge talk contribs 3,240 bytes +152 →Solution
• curprev 20:1120:11, 16 January 2017 Thedoge talk contribs 3,088 bytes +88 →Solution
• curprev 20:0920:09, 16 January 2017 Thedoge talk contribs m 3,000 bytes +39 →Solution
• curprev 20:0720:07, 16 January 2017 Thedoge talk contribs m 2,961 bytes +39 →Solution
• curprev 20:0620:06, 16 January 2017 Thedoge talk contribs m 2,922 bytes −37 →Solution
• curprev 20:0520:05, 16 January 2017 Thedoge talk contribs m 2,959 bytes +42 →Solution
• curprev 20:0420:04, 16 January 2017 Thedoge talk contribs m 2,917 bytes +3 →Solution

3 June 2016

• curprev 09:2209:22, 3 June 2016 First talk contribs 2,914 bytes +13 →Solution
• curprev 09:2109:21, 3 June 2016 First talk contribs 2,901 bytes +35 →Solution
• curprev 09:2009:20, 3 June 2016 First talk contribs 2,866 bytes +12 →Problem
• curprev 09:2009:20, 3 June 2016 First talk contribs 2,854 bytes +11 →Solution
• curprev 08:3808:38, 3 June 2016 First talk contribs 2,843 bytes +13 →Solution
• curprev 08:3708:37, 3 June 2016 First talk contribs 2,830 bytes +1 →Solution
• curprev 08:3708:37, 3 June 2016 First talk contribs 2,829 bytes +1 →Solution
• curprev 08:3608:36, 3 June 2016 First talk contribs 2,828 bytes +26 →Solution
• curprev 08:3608:36, 3 June 2016 First talk contribs 2,802 bytes +565 →Solution

17 April 2016

• curprev 11:5711:57, 17 April 2016 First talk contribs 2,237 bytes +13 →Solution

13 March 2016

• curprev 18:3218:32, 13 March 2016 Pwusinaisgod talk contribs m 2,224 bytes 0 →Solution

13 February 2016

• curprev 20:0620:06, 13 February 2016 Thomasihkim talk contribs m 2,224 bytes +74 →Solution

13 May 2015

• curprev 19:1219:12, 13 May 2015 Nathansun talk contribs 2,150 bytes +1,955 →Solution
• curprev 18:2118:21, 13 May 2015 Nathansun talk contribs 195 bytes +181 →Solution
• curprev 18:1718:17, 13 May 2015 Nathansun talk contribs 14 bytes −695 →Problem
• curprev 18:1518:15, 13 May 2015 Nathansun talk contribs 709 bytes −968 →Solution

12 May 2015

• curprev 02:0402:04, 12 May 2015 Jamsabot talk contribs m 1,677 bytes +710 Added problem

11 May 2015

• curprev 19:2819:28, 11 May 2015 Nathansun talk contribs 967 bytes +967 The key is to use symmetrical expressions in the quadratic forms (from distance conditions) to eliminate parameter t