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Problem authors
Problem Source
Problems
Average Difficulty
Mike Domaratzki
3
5.8
Hard
Mike Nguyen
2
6
Hard
Mike Zmuda
1
6.7
Hard
Mike de Vries
13
5
Medium
Mikkel Abrahamsen
1
8.2
Hard
Milton King
3
4.5
Medium
Ming-Yee Iu
1
6.8
Hard
Misha Ivkov
3
6.3
Hard
Mislav Balunović
14
5.8
Hard
Mislav Bradač
3
7.6
Hard
Mladen Puzić
1
5.1
Medium
Modan Han
6
4.1
Medium
Mohammadreza Mohseni
1
7.9
Hard
Mohammed Alnasser
2
6.2
Hard
Moritz Kobitzsch
3
6
Hard
Muhammad Ayaz Dzulfikar
2
2.7
Easy
Mykola Protsenko
1
3.1
Medium
Måns Magnusson
14
4.3
Medium
Mårten Wiman
7
6.1
Hard
Mārtinš Opmanis
1
5.7
Hard
Mārtiņš Opmanis
1
9.2
Hard
Nalin Bhardwaj
2
6.1
Hard
Naser Al Madi
2
6.6
Hard
Nathan Backman
4
3.6
Medium
Nathan George
3
4.1
Medium
Nathan Maier
1
6
Hard
Nathan Mytelka
1
6.4
Hard
Nathan Nguyen
1
6.5
Hard
Neha Kapur
1
1.5
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 Belov
2
6.2
Hard
Nick Wu
61
4.3
Medium
Nicolas Hardy
3
3.6
Medium
Nicole Hedblom
2
5.7
Hard
Nikil Roashan Selvam
2
5.5
Hard
Nikil Selvam
7
6.9
Hard
Niklas Mohrin
1
5.4
Medium
Niklas Sandén
3
3.6
Medium
Niko Hastrich
1
5.5
Hard
Nikola Dmitrović
5
1.6
Easy
Nikola Pintarić
1
1.4
Easy
Nils Barlaug
4
6
Hard
Nils Grimsmo
5
4.6
Medium
Nils Gustafsson
74
6
Hard
Noah Gergel
9
2.6
Easy
Noah Weninger
26
5.3
Medium
Olav Røthe Bakken
7
5.1
Medium
Olivier Bourgeois
1
2.1
Easy
Olle Lapidus
9
6.2
Hard
Omkar Bhalerao
1
4.6
Medium
Ondřej Lhoták
43
4.8
Medium
Onno Berrevoets
4
3.5
Medium
Oskar Haarklou Veileborg
8
4.1
Medium
Oskar Werkelin Ahlin
21
4.4
Medium
Owen Kaser
12
5.7
Hard
Paco Álvaro
1
7.2
Hard
Parsa Zarezadeh
1
7.7
Hard
Patricia Fehrentz
1
1.7
Easy
Paul Jungeblut
1
7
Hard
Paul Wild
39
5.6
Hard
Paul Yang
1
8.1
Hard
Pavel Petrovic
1
5.9
Hard
Pavle Martinović
1
5.1
Medium
Pawel Gawrychowski
2
7.6
Hard
Paweł Idziak
1
2
Easy
Paweł Komosa
1
8.9
Hard
Pedro Guerreiro
3
5.3
Medium
Pedro Ribeiro
1
5.9
Hard
Pedro Vasconcelos
4
5
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
8.4
Hard
Peter Košinár
1
5.1
Medium
Peter Steele
3
6.7
Hard
Petr Mitrichev
1
7
Hard
Petter Daae
4
6.1
Hard
Petter Elvevoll
2
4.1
Medium
Philip Wellnitz
1
5.9
Hard
Philipp Reger
1
5.3
Medium
Pim Spelier
5
4.3
Medium
Piotr Micek
1
5.8
Hard
Piotr Rudnicki
20
4.3
Medium
Piotr Zielinski
1
6.6
Hard
Porter Scobey
2
2.4
Easy
Prabhakar Ragde
2
4.6
Medium
Prabhvir Babra
1
7.2
Hard
Programmeringsolympiaden
2
4.2
Medium
Pär Söderhjelm
3
4.5
Medium
Pål G. Drange
4
6.5
Hard
Pål Grønås Drange
9
4.1
Medium
Pétur Ólafur Aðalgeirsson
2
1.2
Easy
R. Marshall
2
3
Medium
Rachel Krohn
2
7.2
Hard
Ragnar Groot Koerkamp
44
5.2
Medium
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