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Problem authors
Problem Source
Problems
Average Difficulty
Maximilliano Utomo Quok
9
5.9
Hard
Mees de Vries
29
4.7
Medium
Mehfuz A Rahman
1
2.5
Easy
Micah Stairs
6
6.2
Hard
Michael Baer
1
6.8
Hard
Michael Bradet-Legris
1
3.2
Medium
Michael C Slattery
1
6.3
Hard
Michael Goldwasser
7
4.8
Medium
Michael Zmuda
1
1.5
Easy
Michael Zündorf
17
6.1
Hard
Michal Forišek
6
2.9
Medium
Michał Pilipczuk
5
5
Medium
Michał Sapalski
1
7
Hard
Miguel Araújo
6
5.5
Hard
Miguel Oliveira
6
6.3
Hard
Mikael Goldmann
17
5.3
Medium
Mike Domaratzki
3
5.8
Hard
Mike Nguyen
2
6
Hard
Mike Zmuda
1
6.7
Hard
Mike de Vries
6
4.6
Medium
Mikkel Abrahamsen
1
7.7
Hard
Milton King
3
4.3
Medium
Ming-Yee Iu
1
6.8
Hard
Misha Ivkov
3
6.1
Hard
Mislav Balunović
14
5.6
Hard
Mislav Bradač
3
7.2
Hard
Mladen Puzić
1
5.1
Medium
Modan Han
6
4.2
Medium
Mohammadreza Mohseni
1
7.9
Hard
Moritz Kobitzsch
3
6.2
Hard
Muhammad Ayaz Dzulfikar
2
2.7
Easy
Mykola Protsenko
1
3.1
Medium
Måns Magnusson
11
4.1
Medium
Mårten Wiman
7
6.1
Hard
Mārtinš Opmanis
1
5.3
Medium
Mārtiņš Opmanis
1
9.2
Hard
Nalin Bhardwaj
2
6.1
Hard
Nathan Backman
4
3.7
Medium
Nathan Maier
1
5.9
Hard
Nathan Mytelka
1
6.4
Hard
Nathan Nguyen
1
5.6
Hard
Neha Kapur
1
1.6
Easy
Neil Vaishampayan
4
4.2
Medium
Ng Yu Peng
8
6.6
Hard
Nguyen Dinh Quang Minh
9
7.2
Hard
Nguyen Tan Sy Nguyen
1
5.8
Hard
Nicholas Sharp
3
2
Easy
Nick Wu
61
4.3
Medium
Nicolas Hardy
3
3.7
Medium
Nicole Hedblom
2
5.5
Medium
Nikil Selvam
7
6.9
Hard
Niklas Sandén
3
3.5
Medium
Nikola Dmitrović
5
1.6
Easy
Nikola Pintarić
1
1.4
Easy
Nils Barlaug
2
6.1
Hard
Nils Grimsmo
5
4.6
Medium
Nils Gustafsson
74
6
Hard
Noah Gergel
9
2.7
Easy
Noah Weninger
26
5.2
Medium
Olav Røthe Bakken
7
5.1
Medium
Olivier Bourgeois
1
2
Easy
Olle Lapidus
9
5.8
Hard
Omkar Bhalerao
1
4.8
Medium
Ondřej Lhoták
43
4.8
Medium
Onno Berrevoets
3
2.8
Easy
Oskar Haarklou Veileborg
8
4.2
Medium
Oskar Werkelin Ahlin
21
4.4
Medium
Owen Kaser
4
5.2
Medium
Paco Álvaro
1
6.9
Hard
Parsa Zarezadeh
1
7.7
Hard
Patricia Fehrentz
1
1.7
Easy
Paul Jungeblut
1
7
Hard
Paul Wild
32
5.6
Hard
Pavel Petrovic
1
6.2
Hard
Pavle Martinović
1
5.1
Medium
Pawel Gawrychowski
2
7.4
Hard
Paweł Idziak
1
2.1
Easy
Paweł Komosa
1
8.4
Hard
Pedro Guerreiro
3
5.4
Medium
Pedro Ribeiro
1
6.2
Hard
Pedro Vasconcelos
4
4.9
Medium
Pehr Söderman
19
4.8
Medium
Peilin Zhong
2
7.2
Hard
Per Austrin
118
5.2
Medium
Peter Høyer
1
3.6
Medium
Peter Kluit
1
8.6
Hard
Peter Košinár
1
5.1
Medium
Peter Steele
3
6.7
Hard
Petr Mitrichev
1
7.4
Hard
Petter Elvevoll
2
4.1
Medium
Philip Wellnitz
1
5.9
Hard
Philipp Reger
1
5.4
Medium
Pim Spelier
1
1.7
Easy
Piotr Micek
1
6.2
Hard
Piotr Rudnicki
20
4.3
Medium
Piotr Zielinski
1
6.8
Hard
Porter Scobey
2
2.4
Easy
Prabhakar Ragde
2
4.2
Medium
Programmeringsolympiaden
2
3.9
Medium
Pär Söderhjelm
3
4.3
Medium
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