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SerhiiProg
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Serhii
SerhiiProg
Ukraine
Ukraine
Joined Oct 27, 2025
Overview
Problems71
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SerhiiProg solved problem Choose Colors (#245) on 3 attempt3 days ago
SerhiiProg solved problem Who made it through? (#244) on 2 attempt3 days ago
SerhiiProg solved problem Championship Gifts (#243) on first attempt3 days ago
SerhiiProg solved problem Sonichka's Birthday (#242) on 2 attempt3 days ago
SerhiiProg solved problem Relocation (#241) on 2 attempt3 days ago
SerhiiProg solved problem Check the Calendar! (#240) on first attempt3 days ago
SerhiiProg solved problem Miss M and the Flowers (#239) on first attempt3 days ago
SerhiiProg solved problem Bitqoins (#238) on first attempt3 days ago
SerhiiProg has joined contest UOI 2024. I stage13 days ago
SerhiiProg solved problem Sakurako and a Christmas Array (#351) on first attempt13 days ago
SerhiiProg has joined contest UOI 2025. I stage14 days ago
SerhiiProg solved problem Виставка (#477) on 17 attempt17 days ago
SerhiiProg solved problem Minimum Deletion (#530) on first attempt18 days ago
SerhiiProg has joined contest UOI 2026. Day 218 days ago
SerhiiProg solved problem Guess the Number (#527) on 2 attempt1 month ago
SerhiiProg solved problem Intersection of Prefix Sums (#526) on first attempt3 months ago
SerhiiProg solved problem Unique Letters (#525) on 5 attempt3 months ago
SerhiiProg has joined contest UOI 2026. Day 13 months ago
SerhiiProg has joined contest UOI 2026. II stage. Day 23 months ago
SerhiiProg solved problem Competition (#481) on 6 attempt4 months ago
SerhiiProg has joined contest UJGOI 2026. Vidbir. Day 24 months ago
SerhiiProg has joined contest UJGOI 2026. Vidbir. Day 34 months ago
SerhiiProg has joined contest UOI 2014. II stage. Day 24 months ago
SerhiiProg solved problem Лицарі та брехуни (#36) on 2 attempt4 months ago
SerhiiProg solved problem Дівчата та хлопці (#35) on first attempt4 months ago