19 March 2020

• curprev 21:3621:36, 19 March 2020 Pi is 3.141 talk contribs m 2,074 bytes 0 →Problem 1

28 December 2015

• curprev 16:2316:23, 28 December 2015 Crayon34 talk contribs 2,074 bytes +9 →Problem 4

3 July 2013

• curprev 18:1318:13, 3 July 2013 Etude talk contribs 2,065 bytes +15 No edit summary

27 April 2013

• curprev 14:0614:06, 27 April 2013 Msinghal talk contribs 2,050 bytes −57 →Problem 2
• curprev 14:0514:05, 27 April 2013 Msinghal talk contribs 2,107 bytes +57 →Problem 2
• curprev 14:0514:05, 27 April 2013 Msinghal talk contribs m 2,050 bytes −6 →Problem 2
• curprev 14:0414:04, 27 April 2013 Msinghal talk contribs m 2,056 bytes +4 →Problem 2
• curprev 13:4913:49, 27 April 2013 Msinghal talk contribs 2,052 bytes 0 changed X to S

6 March 2013

• curprev 10:3410:34, 6 March 2013 1=2 talk contribs m 2,052 bytes +76 accurate wording.
• curprev 10:3410:34, 6 March 2013 1=2 talk contribs m 1,976 bytes −2 accurate wording
• curprev 10:3310:33, 6 March 2013 1=2 talk contribs m 1,978 bytes −3 →Problem 2
• curprev 10:3310:33, 6 March 2013 1=2 talk contribs m 1,981 bytes +130 accurate wording
• curprev 10:3210:32, 6 March 2013 1=2 talk contribs m 1,851 bytes +99 accurate wording
• curprev 10:3110:31, 6 March 2013 1=2 talk contribs m 1,752 bytes +11 accurate wording
• curprev 10:3010:30, 6 March 2013 1=2 talk contribs m 1,741 bytes +90 Made prettier

30 September 2012

• curprev 11:3611:36, 30 September 2012 Djmathman talk contribs 1,651 bytes +8 →Problem 2
• curprev 11:3511:35, 30 September 2012 Djmathman talk contribs 1,643 bytes +1 →Problem 2

17 September 2012

• curprev 13:3813:38, 17 September 2012 1=2 talk contribs m 1,642 bytes +230 No edit summary
• curprev 13:3513:35, 17 September 2012 1=2 talk contribs m 1,412 bytes +83 No edit summary

28 August 2011

• curprev 00:4400:44, 28 August 2011 Azjps talk contribs m 1,329 bytes 0 moved 1982 USAMO to 1982 USAMO Problems

19 August 2011

• curprev 21:0921:09, 19 August 2011 Testingtesting talk contribs 1,329 bytes +1,329 Created page with "==Problem 1== A graph has <math>1982</math> points. Given any four points, there is at least one joined to the other three. What is the smallest number of points which are joined..."