"Lomonsov-2019" festivalining Matematika fanidan savollari kerak boʻlsa, ikkinchi kanalimizdan olishingiz mumkin. 👇👇
https://t.me/joinchat/AAAAAEYEqhRfAnSgEW1qKw
https://t.me/joinchat/AAAAAEYEqhRfAnSgEW1qKw