User contributions for Happytwin
10 May 2020
- 18:5318:53, 10 May 2020 diff hist +61 2017 AMC 8 Problems/Problem 24 →Solution 3
- 17:1117:11, 10 May 2020 diff hist +61 2017 AMC 8 Problems/Problem 23 →Solution
- 17:0917:09, 10 May 2020 diff hist +62 2017 AMC 8 Problems/Problem 22 →Solution 4
- 16:5716:57, 10 May 2020 diff hist +61 2017 AMC 8 Problems/Problem 21 →Solution 1
6 May 2020
- 14:3614:36, 6 May 2020 diff hist +76 2018 AMC 8 Problems/Problem 21 →Solution 1
- 14:3514:35, 6 May 2020 diff hist +76 2018 AMC 8 Problems/Problem 22 →Solution 3
- 14:3314:33, 6 May 2020 diff hist +56 2018 AMC 8 Problems/Problem 23 →Video Solution
- 14:3314:33, 6 May 2020 diff hist +20 2018 AMC 8 Problems/Problem 23 →Solution 3 (Stars and Bars)
- 14:3214:32, 6 May 2020 diff hist +57 2018 AMC 8 Problems/Problem 24 →Video Solution
- 14:3114:31, 6 May 2020 diff hist +20 2018 AMC 8 Problems/Problem 24 →Note
- 14:3014:30, 6 May 2020 diff hist +55 2018 AMC 8 Problems/Problem 25 →Video Solution
- 14:3014:30, 6 May 2020 diff hist +19 2018 AMC 8 Problems/Problem 25 →Solution 2(Brute force)
- 14:1114:11, 6 May 2020 diff hist +4 2019 AMC 8 Problems/Problem 25 →Solution 3
- 14:1114:11, 6 May 2020 diff hist −1 m 2019 AMC 8 Problems/Problem 23 →Video explaining solution:
- 14:1014:10, 6 May 2020 diff hist +4 2019 AMC 8 Problems/Problem 23 →Solution 3
- 14:1014:10, 6 May 2020 diff hist +3 2019 AMC 8 Problems/Problem 22 →Solution 3
- 14:0914:09, 6 May 2020 diff hist +48 2019 AMC 8 Problems/Problem 21 →Solution 2
- 14:0814:08, 6 May 2020 diff hist +47 2019 AMC 8 Problems/Problem 22 →Solution 3
- 14:0714:07, 6 May 2020 diff hist +47 2019 AMC 8 Problems/Problem 23 →Solution 3
- 14:0614:06, 6 May 2020 diff hist 0 2019 AMC 8 Problems/Problem 25 →Solution 3
- 14:0414:04, 6 May 2020 diff hist +46 2019 AMC 8 Problems/Problem 25 →Solution 3
- 13:5713:57, 6 May 2020 diff hist +82 2019 AMC 8 Problems/Problem 24 →Video Solution