Proydenko Alex
dertnez
Ukraine
Joined Sep 6, 2014
Problems836
Submissions1661
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2020
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2021
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2022
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2023
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2024
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2025
Feb
Mar
dertnez left a comment in discussion Pluses and asterisks – 2 (#7325)1 month ago
It should be at least hard, just solved it after 10 years when I first saw it in Zaporizhzhia 2015 1/4 ICPC. I'm feeling so good. Also remember a tutorial from MrDindows just after the contest together with (1 2/3 team) (a.k.a. Looksery)
dertnez solved problem Pluses and asterisks – 2 (#7325) on 20 attempt1 month ago
dertnez solved problem Push Push (#11787) on first attempt1 month ago
dertnez has joined contest Weekend Practice #41 month ago
dertnez solved problem Horned Froglet (#11801) on first attempt1 month ago
dertnez solved problem Kostya and Problems (#11798) on first attempt1 month ago
dertnez solved problem Rooks (#11797) on 8 attempt1 month ago
dertnez solved problem x+y (#11796) on first attempt1 month ago
dertnez has joined contest KNU Student Olympiad, 1 stage (Mirror)2 months ago
dertnez has joined contest Eolymp Cup #17 months ago
dertnez solved problem Lexicographic order (#7286) on 10 attempt7 months ago
dertnez solved problem Corruption (#21) on 98 attempt10 years ago