chas-_- - Basecamp

Artem

chas-_-

Candidate

Ukraine

Joined Aug 7, 2020

Achievements (52)

Overview Rating Achievements Posts

Rating

1709

Problems170

Submissions240

Rating evolution

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2021

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chas-_- earned achievement Against the Clock10 日前

chas-_- earned achievement Specialist10 日前

chas-_- earned achievement Student10 日前

chas-_- earned achievement Explorer10 日前

chas-_- earned achievement Photo Finish11 日前

chas-_- has completed the contest Blitz Round #22 and scored no score28 日前

chas-_- has joined contest Виток 3, Шаг 1 - Стек1 か月前

chas-_- solved problem Quad (#11854) on first attempt1 か月前

chas-_- solved problem Rooks (#11797) on 2 attempt1 か月前

chas-_- has joined contest Виток 3, Шаг 3 - Множество set и мультимножество multiset1 か月前

chas-_- has joined contest Виток 3, Шаг 4 - Множество и мультимножество1 か月前

chas-_- has joined contest Виток 3, Шаг 4 - Множество set и мультимножество multiset1 か月前

chas-_- has joined contest Blitz Round #191 か月前

chas-_- has joined contest Blitz Round #211 か月前

chas-_- has joined contest Blitz Round #221 か月前

chas-_- solved problem Smallest divisor (#8927) on 5 attempt1 か月前

chas-_- has joined contest EJOI 2025 - Day 22 か月前

chas-_- has joined contest EJOI 2025 - Day 12 か月前

chas-_- solved problem Invert a bit (#5316) on first attempt2 か月前

chas-_- solved problem Set a bit (#5315) on first attempt2 か月前

chas-_- solved problem 2^k + 2^n (#5314) on first attempt2 か月前

chas-_- solved problem Golden sand (#3736) on 3 attempt3 か月前

chas-_- solved problem Knapsack (#4831) on first attempt3 か月前

chas-_- has joined contest Blitz Round #164 か月前

chas-_- has joined contest Blitz Round #174 か月前