edacol

Elias David Acosta Castro

Colombia, Armenia

frankooo

Stanimir Stefanov

Bulgaria, Sevlievo

Syed

Syed Muhammad Sohaib

Pakistán, Karachi

romakoksa

Roman Kokosadze

Georgia, Kutaisi

MathQuant

Reino Unido

alias1980

Anneta Klueva

Ucrania, Черновцы