chas-_- - Basecamp

Artem

chas-_-

Candidate

Ukraine

Joined Aug 7, 2020

Achievements (54)

Overview Rating Achievements

Rating

1709

Problems170

Submissions240

Rating evolution

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2021

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chas-_- earned achievement Against the Clock1个月前

chas-_- earned achievement Specialist1个月前

chas-_- earned achievement Student1个月前

chas-_- earned achievement Explorer1个月前

chas-_- earned achievement Photo Finish1个月前

chas-_- has completed the contest Blitz Round #22 and scored no score2个月前

chas-_- has joined contest Виток 3, Шаг 1 - Стек2个月前

chas-_- solved problem Quad (#11854) on first attempt2个月前

chas-_- solved problem Rooks (#11797) on 2 attempt2个月前

chas-_- has joined contest Виток 3, Шаг 3 - Множество set и мультимножество multiset2个月前

chas-_- has joined contest Виток 3, Шаг 4 - Множество и мультимножество2个月前

chas-_- has joined contest Виток 3, Шаг 4 - Множество set и мультимножество multiset2个月前

chas-_- has joined contest Blitz Round #192个月前

chas-_- has joined contest Blitz Round #212个月前

chas-_- has joined contest Blitz Round #222个月前

chas-_- solved problem Smallest divisor (#8927) on 5 attempt2个月前

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

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

chas-_- solved problem Invert a bit (#5316) on first attempt3个月前

chas-_- solved problem Set a bit (#5315) on first attempt3个月前

chas-_- solved problem 2^k + 2^n (#5314) on first attempt3个月前

chas-_- solved problem Golden sand (#3736) on 3 attempt4个月前

chas-_- solved problem Knapsack (#4831) on first attempt4个月前

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

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