| Nordic Olympiad in Informatics 2024 | 3 | 6.2Hard |
| North America Championship 2020 | 12 | 6.2Hard |
| North American Invitational Programming Contest (NAIPC) 2014 | 10 | 6Hard |
| North American Invitational Programming Contest (NAIPC) 2015 | 10 | 6.8Hard |
| North American Invitational Programming Contest (NAIPC) 2016 | 11 | 6Hard |
| North American Invitational Programming Contest (NAIPC) 2017 | 11 | 6.1Hard |
| North American Invitational Programming Contest (NAIPC) 2018 | 11 | 6.5Hard |
| North American Invitational Programming Contest (NAIPC) 2019 | 13 | 7.2Hard |
| North Central North America Regional Contest 2023 | 2 | 4.5Medium |
| North Central North America Regional Programming Contest 2023 | 4 | 4Medium |
| North Central Regional Programming Contest 2024 | 6 | 5.3Medium |
| Northeast North America Regional 2013 | 6 | 6.5Hard |
| Northeast North America Regional 2014 | 7 | 6.8Hard |
| Northwestern Europe Contest (NWERC) 2008 | 10 | 5.4Medium |
| Northwestern Europe Contest (NWERC) 2009 | 10 | 5.9Hard |
| Northwestern Europe Programming Contest (NWERC) 2003 | 7 | 5.6Hard |
| Northwestern Europe Programming Contest (NWERC) 2004 | 5 | 5.7Hard |
| Northwestern Europe Programming Contest (NWERC) 2005 | 6 | 5.5Hard |
| Northwestern Europe Programming Contest (NWERC) 2006 | 6 | 5.8Hard |
| Northwestern Europe Regional Contest (NWERC) 2010 | 7 | 5.8Hard |
| Northwestern Europe Regional Contest (NWERC) 2011 | 4 | 4.9Medium |
| Northwestern Europe Regional Contest (NWERC) 2014 | 11 | 5.6Hard |
| Northwestern Europe Regional Contest (NWERC) 2014 Practice Session | 3 | 3.7Medium |
| Northwestern Europe Regional Contest (NWERC) 2015 | 11 | 5.1Medium |
| Northwestern Europe Regional Contest (NWERC) 2015 Practice | 3 | 2.5Easy |
| Northwestern Europe Regional Contest (NWERC) 2016 | 11 | 5.7Hard |
| Northwestern Europe Regional Contest (NWERC) 2017 | 11 | 5.7Hard |
| Northwestern Europe Regional Contest (NWERC) 2018 | 11 | 5.8Hard |
| Northwestern Europe Regional Contest (NWERC) 2019 | 11 | 6.7Hard |
| Northwestern Europe Regional Contest (NWERC) 2020 | 11 | 5Medium |
| Northwestern Europe Regional Contest (NWERC) 2021 | 12 | 6.3Hard |
| Northwestern Europe Regional Contest (NWERC) 2022 | 12 | 5.6Hard |
| Northwestern Europe Regional Contest (NWERC) 2023 | 12 | 6.2Hard |
| Northwestern Europe Regional Contest (NWERC) 2024 | 13 | 5.3Medium |
| Northwestern European Programming Contest (NWERC) 2007 | 5 | 6.8Hard |
| Norwegian/Swedish Championships 2002 | 5 | 4.9Medium |
| Norwegian/Swedish Championships 2003 | 8 | 4.9Medium |
| Norwegian/Swedish Championships 2004 | 7 | 4.9Medium |
| Nova Challenge 2018 | 6 | 5.4Medium |
| Oxford Programming Contest 2007 | 1 | 8.1Hard |
| Popup 2015 Session 1 | 1 | 3.7Medium |
| Principles of Algorithmic Problem Solving | 56 | 3.7Medium |
| Programmeringsolympiadens KATT 2014 | 1 | 3.9Medium |
| Programmeringsolympiadens KATT 2016 - practice session | 2 | 4.4Medium |
| Programmeringsolympiadens KATT 2016 - tävling 1 | 4 | 6.2Hard |
| Programmeringsolympiadens KATT 2016 - tävling 2 | 1 | 6.5Hard |
| Programmeringsolympiadens KATT 2016 - tävling 3 | 1 | 6.2Hard |
| Programmeringsolympiadens KATT 2024 | 1 | 8.1Hard |
| Programmeringsolympiadens KATT-tävling 2015 | 1 | 6.1Hard |
| Programmeringsolympiadens KATT-tävling 2020 | 1 | 9.4Hard |
| Programmeringsolympiadens distriktsmästerskap 2016 | 1 | 5Medium |
| Programmeringsolympiadens final 2010 | 1 | 3.8Medium |
| Programmeringsolympiadens final 2012 | 1 | 6.2Hard |
| Programmeringsolympiadens final 2016 | 1 | 6.2Hard |
| Programmeringsolympiadens final 2017 | 1 | 4.7Medium |
| Programmeringsolympiadens final 2019 | 6 | 6.3Hard |
| Programmeringsolympiadens final 2024 | 7 | 5.4Medium |
| Programmeringsolympiadens finaltävling 2013 | 2 | 3.2Medium |
| Programmeringsolympiadens finaltävling 2018 | 2 | 5.7Hard |
| Programmeringsolympiadens kvaltävling 1999 | 1 | 2.4Easy |
| Programmeringsolympiadens lägertävling 2024 | 3 | 7.8Hard |
| Programmeringsolympiadens lägertävling 2025 | 3 | 6.7Hard |
| Programmeringsolympiadens onlinekval 2010 | 1 | 1.9Easy |
| Programmeringsolympiadens onlinekval 2012 | 1 | 3.3Medium |
| Programmeringsolympiadens onlinekval 2013 | 1 | 5.7Hard |
| Programmeringsolympiadens onlinekval 2014 | 1 | 4.6Medium |
| Programmeringsolympiadens onlinekval 2016 | 5 | 3.7Medium |
| Programmeringsolympiadens onlinekval 2017 | 1 | 5.8Hard |
| Programmeringsolympiadens onlinekval 2019 | 3 | 5.6Hard |
| Programmeringsolympiadens onlinekval 2020 | 2 | 7.7Hard |
| Programmeringsolympiadens onlinekval 2024 | 8 | 5.9Hard |
| Programmeringsolympiadens onlinekval 2025 | 9 | 5.1Medium |
| Programmeringsolympiadens skolkval 2001 | 1 | 1.6Easy |
| Programmeringsolympiadens skolkval 2004 | 1 | 2Easy |
| Programmeringsolympiadens skolkval 2008 | 1 | 1.5Easy |
| Programmeringsolympiadens skolkval 2009 | 1 | 3.1Medium |
| Programmeringsolympiadens skolkval 2010 | 1 | 3.1Medium |
| Programmeringsolympiadens skolkval 2012 | 1 | 3.6Medium |
| Programmeringsolympiadens skolkval 2016 | 1 | 5.1Medium |
| Programmeringsolympiadens skolkval 2018 | 1 | 3.7Medium |
| Programmeringsolympiadens skolkval 2024 | 6 | 4.4Medium |
| Programmeringsolympiadens skolkval 2025 | 7 | 3.3Medium |
| Programming Battle, contest Beta | 3 | 8.2Hard |
| RU ÁFLV 2014 | 1 | 2.8Medium |
| Reykjavík University ÁFLV 2016 | 4 | 3.2Medium |
| Reykjavík University ÁFLV 2023 | 5 | 5Medium |
| Rocky Mountain Regional Contest (RMRC) 2013 | 9 | 5.9Hard |
| Rocky Mountain Regional Contest (RMRC) 2014 | 11 | 4Medium |
| Rocky Mountain Regional Contest (RMRC) 2015 | 11 | 4.7Medium |
| Rocky Mountain Regional Contest (RMRC) 2016 | 10 | 4.2Medium |
| Rocky Mountain Regional Contest (RMRC) 2017 | 11 | 4.1Medium |
| Rocky Mountain Regional Programming Contest 2018 | 10 | 3.9Medium |
| Rocky Mountain Regional Programming Contest 2019 | 11 | 4.3Medium |
| Rocky Mountain Regional Programming Contest 2020 | 11 | 4.1Medium |
| Rocky Mountain Regional Programming Contest 2021 | 14 | 4.3Medium |
| Rocky Mountain Regional Programming Contest 2023 | 12 | 5.2Medium |
| Rocky Mountain Regional Programming Contest 2024 | 13 | 5.8Hard |
| Rujia Liu's Present 3: A datastructure contest celebrating the 100th anniversary of Tsinghua University | 2 | 2.9Medium |
| SANDVIK Challenge 2020 | 5 | 5.2Medium |
| Sjúkrapróf í TÖL607G 2024 | 1 | 1.4Easy |
