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hackjs
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Захар Чайківський
hackjs
Master
Ukraine
Ukraine
Joined May 13, 2024
Achievements (52)
Hello WorldEasy StartTough NutHardmodeBeyond the LimitBy a whiskerSea LionSnake TamerLong Time No ACWeekend Participantx13Blitz Participantx3Eolymp Cup Participantx4
OverviewRatingAchievementsPosts
Rating
1850
Problems89
Submissions152
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2021
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2022
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2023
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2024
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2025
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Rating evolution

hackjs has completed the contest Weekend Practice #25 and scored no score3 дні таму
hackjs has joined contest Weekend Practice #259 дзён таму
hackjs earned achievement Expert15 дзён таму
hackjs earned achievement Specialist15 дзён таму
hackjs earned achievement Student15 дзён таму
hackjs earned achievement Explorer15 дзён таму
hackjs has joined contest KPI Open 20261 месяц таму
hackjs has completed the contest Blitz Round #21 and scored 925 points2 месяцы таму
hackjs solved problem interactive-gcd-xor (#12469) on 6 attempt2 месяцы таму
hackjs solved problem Echoes of the Square (#12468) on first attempt2 месяцы таму
hackjs solved problem Duel of Frequencies (#12467) on first attempt2 месяцы таму
hackjs solved problem The Glitchy Robot (#12466) on first attempt2 месяцы таму
hackjs solved problem The Efficient Steps (#12465) on 2 attempt2 месяцы таму
hackjs has joined contest Blitz Round #212 месяцы таму
hackjs has completed the contest Blitz Round #19 and scored 400 points3 месяцы таму
hackjs solved problem Neru's Lost Connection (#12447) on first attempt3 месяцы таму
hackjs solved problem Miku's Snake Game (#12446) on 2 attempt3 месяцы таму
hackjs solved problem Teto's Song (#12445) on first attempt3 месяцы таму
hackjs has joined contest Blitz Round #193 месяцы таму
hackjs solved problem World (#12426) on first attempt4 месяцы таму
hackjs has completed the contest Weekend Practice #22 and scored 575 points4 месяцы таму
hackjs solved problem The Language of Westeros (#12425) on 4 attempt4 месяцы таму
hackjs solved problem Exam for the Night's Watch (#12424) on 7 attempt4 месяцы таму
hackjs solved problem Coding Errors (#12423) on 3 attempt4 месяцы таму
hackjs has joined contest Weekend Practice #224 месяцы таму