Problem authors

Problem Source
Problems
Average Difficulty
Elias Lindstenz14.8Medium
Elias Rasmussen Lolck19.2Hard
Elias Simojoki15.6Hard
Ellinor Åhlander12Easy
Elvar Árni Bjarnason41.7Easy
Emil Sandberg13.7Medium
Emilio Vivancos15.1Medium
Emma Enström32.7Easy
Enrique Martín Martín15.9Hard
Eric Hervet33.9Medium
Eric Shade14.9Medium
Eric Wang14.4Medium
Erik Aas38.2Hard
Erik Amirell Eklöf76.3Hard
Erik Hedin18.6Hard
Erik Odenman13.9Medium
Erik Sünderhauf16.4Hard
Erling Alf Ellingsen14.8Medium
Ernesto Barreto13.8Medium
Etienne Vouga175.9Hard
Eva Natalía Elvarsdóttir12.1Easy
Evan Quach14Medium
Eyleifur Ingþór Bjarkason13.8Medium
Federico Glaudo26.4Hard
Felix Halim12.7Easy
Filiberto Fuentes16.4Hard
Filip Barl74.2Medium
Finn Lidbetter176.4Hard
Florin Ghesu17.9Hard
Francisco Criado15Medium
Frane Kurtović16.1Hard
François Aubry24.6Medium
Fred Pickel14.8Medium
Frederik Petersen17.9Hard
Fredrik Ekholm18.2Hard
Fredrik Hernqvist25Medium
Fredrik Niemelä24.4Medium
Fredrik Svensson46.8Hard
Freek Henstra18.1Hard
Freyr Bergsteinsson16.2Hard
Gabriela Velazquez-Pergola14Medium
Garðar Andri Sigurðsson53.5Medium
Gerben Stavenga36.1Hard
Gilbert Lee15.6Hard
Godmar Back434.3Medium
Goran Gasic35.5Hard
Goran Žužić96.5Hard
Gordon Cormack17.7Hard
Gordon V. Cormack465.1Medium
Graeme Kemkes13.2Medium
Graeme Zinck24.2Medium
Grayden Price14.9Medium
Greg Hamerly993.8Medium
Gregor Behnke75.7Hard
Gregor Schwarz26.4Hard
Grzegorz Herman37.5Hard
Gu Jin37.1Hard
Gunnar Kreitz115.4Medium
Gustav Kalander86.4Hard
Gustav Matula14.1Medium
Gustav Nilsson Gisleskog25.2Medium
Hannes Kristján Hannesson392.8Easy
Hans Wennborg14.6Medium
Haochen Chen45.8Hard
Harrison Fang22.9Medium
Harry Smit95.7Hard
Harry Zhang193.6Medium
Harry Zhou17Hard
Hazem Issa26.6Hard
Henrik Eriksson43.3Medium
Henry Huang66.2Hard
Henry Wang24.7Medium
Henry Xia46.5Hard
Hjalti Magnússon34Medium
Hlíf Arnbjargardóttir13.2Medium
Ho Lyun Jeong106.3Hard
Hon Man Hin36.2Hard
Honwi Zhen12.2Easy
Howard Cheng454.1Medium
Howard Whitston33.2Medium
Hubert Teo Hua Kian36.9Hard
Hugo Eberhard15.9Hard
Hung Chun Ho18.3Hard
Håkan Strömberg12.4Easy
Hélène Verhaeghe12.7Easy
Ian DeHaan85.7Hard
Ian Munro13.2Medium
Ian Parrish16.3Hard
Ignas Kancleris17.3Hard
Igor Naverniouk17.1Hard
Illia Shkirko35.9Hard
Inda++1816.2Hard
Ioana Ilena16.5Hard
Irina Kostitsyna15.2Medium
Irvan Jahja85.9Hard
Isaac Arvestad43.7Medium
Isaac Chan13.3Medium
Isaac Lee37.1Hard
Ivan Katanić65.9Hard
Ivan Paljak75Medium