19 July 2024

• curprev 00:1600:16, 19 July 2024 Litboi102 talk contribs m 6,998 bytes +13 →Problem

1 October 2023

• curprev 15:0615:06, 1 October 2023 Yiyj1 talk contribs m 6,985 bytes −14 →Solution 5
• curprev 15:0615:06, 1 October 2023 Yiyj1 talk contribs 6,999 bytes +964 →Solution 4

6 October 2022

• curprev 18:2218:22, 6 October 2022 Confidentkoala4 talk contribs 6,035 bytes +1 →Solution 4
• curprev 18:2218:22, 6 October 2022 Confidentkoala4 talk contribs 6,034 bytes −1 →Solution 4
• curprev 18:2118:21, 6 October 2022 Confidentkoala4 talk contribs 6,035 bytes −4 →Solution 4
• curprev 18:2018:20, 6 October 2022 Confidentkoala4 talk contribs 6,039 bytes +4 →Solution 4
• curprev 18:1918:19, 6 October 2022 Confidentkoala4 talk contribs 6,035 bytes 0 →Solution 4
• curprev 18:1918:19, 6 October 2022 Confidentkoala4 talk contribs m 6,035 bytes +2 →Solution 4
• curprev 18:1818:18, 6 October 2022 Confidentkoala4 talk contribs m 6,033 bytes −1 →Solution 4
• curprev 18:1818:18, 6 October 2022 Confidentkoala4 talk contribs 6,034 bytes +7 →Solution 4
• curprev 18:1718:17, 6 October 2022 Confidentkoala4 talk contribs 6,027 bytes +16 →Solution 4
• curprev 18:1618:16, 6 October 2022 Confidentkoala4 talk contribs 6,011 bytes 0 →Solution 4
• curprev 18:1618:16, 6 October 2022 Confidentkoala4 talk contribs 6,011 bytes +14 →Solution 4
• curprev 18:1518:15, 6 October 2022 Confidentkoala4 talk contribs 5,997 bytes +974 No edit summary

24 August 2021

• curprev 11:4111:41, 24 August 2021 Erics118 talk contribs 5,023 bytes +374 →Solution 3: use \left and \right to make brackets bigger

25 May 2021

• curprev 12:3712:37, 25 May 2021 Puffer13 talk contribs m 4,649 bytes 0 →Solution 4
• curprev 12:3712:37, 25 May 2021 Puffer13 talk contribs m 4,649 bytes −451 →Solution 3 (Bashing)

27 December 2020

• curprev 16:0516:05, 27 December 2020 Eric1219 talk contribs m 5,100 bytes −1 →Solution 2
• curprev 16:0416:04, 27 December 2020 Eric1219 talk contribs m 5,101 bytes +2 →Solution 2

29 November 2020

• curprev 11:1711:17, 29 November 2020 Puffer13 talk contribs m 5,099 bytes +10 →Solution 2

15 October 2020

• curprev 23:3223:32, 15 October 2020 Lin j talk contribs 5,089 bytes −68 →Solution 2
• curprev 23:3123:31, 15 October 2020 Lin j talk contribs 5,157 bytes 0 →Solution 2
• curprev 23:2823:28, 15 October 2020 Lin j talk contribs 5,157 bytes +1 →Solution 2
• curprev 23:2823:28, 15 October 2020 Lin j talk contribs 5,156 bytes −1 →Solution 2
• curprev 23:2623:26, 15 October 2020 Lin j talk contribs 5,157 bytes −2 →Solution 2
• curprev 23:2423:24, 15 October 2020 Lin j talk contribs 5,159 bytes +74 →Solution 2

13 July 2020

• curprev 17:1417:14, 13 July 2020 Gr8song talk contribs m 5,085 bytes −22 Formatted headers

21 January 2020

• curprev 21:0221:02, 21 January 2020 Awesomelife math talk contribs m 5,107 bytes 0 →Solution 2

1 January 2020

• curprev 06:0406:04, 1 January 2020 Wyc talk contribs m 5,107 bytes −1 →Solution 4

30 December 2019

• curprev 15:5615:56, 30 December 2019 Aops turtle talk contribs m 5,108 bytes −35 →Solution 2

20 August 2019

• curprev 18:2918:29, 20 August 2019 Nafer talk contribs 5,143 bytes +2 →Solution 4

9 August 2019

• curprev 14:1414:14, 9 August 2019 Nafer talk contribs 5,141 bytes +9 →Solution 4
• curprev 14:1314:13, 9 August 2019 Nafer talk contribs 5,132 bytes +1 →Solution 4
• curprev 14:1314:13, 9 August 2019 Nafer talk contribs 5,131 bytes +1 →Solution 4
• curprev 14:1314:13, 9 August 2019 Nafer talk contribs 5,130 bytes +132 →Solution 4
• curprev 14:1114:11, 9 August 2019 Nafer talk contribs 4,998 bytes −21 →Solution 4
• curprev 14:1114:11, 9 August 2019 Nafer talk contribs 5,019 bytes 0 →Solution 4
• curprev 14:1114:11, 9 August 2019 Nafer talk contribs 5,019 bytes +110 →Solution 4
• curprev 14:0814:08, 9 August 2019 Nafer talk contribs 4,909 bytes +1 →Solution 4
• curprev 14:0814:08, 9 August 2019 Nafer talk contribs 4,908 bytes +194 →Solution 4
• curprev 14:0514:05, 9 August 2019 Nafer talk contribs 4,714 bytes +7 →Solution 4
• curprev 14:0414:04, 9 August 2019 Nafer talk contribs 4,707 bytes +69 →Solution 4
• curprev 14:0314:03, 9 August 2019 Nafer talk contribs 4,638 bytes +114 →Solution 4
• curprev 14:0214:02, 9 August 2019 Nafer talk contribs 4,524 bytes +1 →Solution 4
• curprev 14:0214:02, 9 August 2019 Nafer talk contribs 4,523 bytes +163 →Solution 4
• curprev 13:5813:58, 9 August 2019 Nafer talk contribs 4,360 bytes +50 →Solution 4
• curprev 13:5813:58, 9 August 2019 Nafer talk contribs 4,310 bytes +219 →Solution 4
• curprev 13:5613:56, 9 August 2019 Nafer talk contribs 4,091 bytes +109 →Solution 4
• curprev 13:5413:54, 9 August 2019 Nafer talk contribs 3,982 bytes +144 →Solution 4